diff --git a/pkg/front_end/testcases/DeltaBlue.dart.hierarchy.expect b/pkg/front_end/testcases/DeltaBlue.dart.hierarchy.expect
new file mode 100644
index 0000000..bdad7e9
--- /dev/null
+++ b/pkg/front_end/testcases/DeltaBlue.dart.hierarchy.expect
@@ -0,0 +1,408 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+DeltaBlue:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    DeltaBlue.run
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Strength:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Strength.weakest
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Strength.nextWeaker
+    Strength.value
+    Strength.stronger
+    Object._instanceOf
+    Strength.name
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Strength.weaker
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Strength.strongest
+  classSetters:
+
+Constraint:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Constraint.markUnsatisfied
+    Constraint.chooseMethod
+    Constraint.addToGraph
+    Object.toString
+    Constraint.isInput
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Constraint.satisfy
+    Constraint.inputsKnown
+    Object._instanceOf
+    Object.noSuchMethod
+    Constraint.destroyConstraint
+    Constraint.markInputs
+    Object._identityHashCode
+    Constraint.recalculate
+    Constraint.execute
+    Constraint.output
+    Constraint.addConstraint
+    Constraint.isSatisfied
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Constraint.removeFromGraph
+    Constraint.strength
+  classSetters:
+
+UnaryConstraint:
+  superclasses:
+    Object
+      -> Constraint
+  interfaces:
+  classMembers:
+    UnaryConstraint.markUnsatisfied
+    UnaryConstraint.chooseMethod
+    UnaryConstraint.addToGraph
+    Object.toString
+    Constraint.isInput
+    UnaryConstraint.myOutput
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Constraint.satisfy
+    UnaryConstraint.inputsKnown
+    Object._instanceOf
+    Object.noSuchMethod
+    Constraint.destroyConstraint
+    UnaryConstraint.markInputs
+    Object._identityHashCode
+    UnaryConstraint.recalculate
+    Constraint.execute
+    UnaryConstraint.output
+    Constraint.addConstraint
+    UnaryConstraint.isSatisfied
+    Object.hashCode
+    UnaryConstraint.satisfied
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    UnaryConstraint.removeFromGraph
+    Constraint.strength
+  classSetters:
+    UnaryConstraint.satisfied
+
+StayConstraint:
+  superclasses:
+    Object
+      -> Constraint
+        -> UnaryConstraint
+  interfaces:
+  classMembers:
+    UnaryConstraint.markUnsatisfied
+    UnaryConstraint.chooseMethod
+    UnaryConstraint.addToGraph
+    Object.toString
+    Constraint.isInput
+    UnaryConstraint.myOutput
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Constraint.satisfy
+    UnaryConstraint.inputsKnown
+    Object._instanceOf
+    Object.noSuchMethod
+    Constraint.destroyConstraint
+    UnaryConstraint.markInputs
+    Object._identityHashCode
+    UnaryConstraint.recalculate
+    StayConstraint.execute
+    UnaryConstraint.output
+    Constraint.addConstraint
+    UnaryConstraint.isSatisfied
+    Object.hashCode
+    UnaryConstraint.satisfied
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    UnaryConstraint.removeFromGraph
+    Constraint.strength
+  classSetters:
+    UnaryConstraint.satisfied
+
+EditConstraint:
+  superclasses:
+    Object
+      -> Constraint
+        -> UnaryConstraint
+  interfaces:
+  classMembers:
+    UnaryConstraint.markUnsatisfied
+    UnaryConstraint.chooseMethod
+    UnaryConstraint.addToGraph
+    Object.toString
+    EditConstraint.isInput
+    UnaryConstraint.myOutput
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Constraint.satisfy
+    UnaryConstraint.inputsKnown
+    Object._instanceOf
+    Object.noSuchMethod
+    Constraint.destroyConstraint
+    UnaryConstraint.markInputs
+    Object._identityHashCode
+    UnaryConstraint.recalculate
+    EditConstraint.execute
+    UnaryConstraint.output
+    Constraint.addConstraint
+    UnaryConstraint.isSatisfied
+    Object.hashCode
+    UnaryConstraint.satisfied
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    UnaryConstraint.removeFromGraph
+    Constraint.strength
+  classSetters:
+    UnaryConstraint.satisfied
+
+BinaryConstraint:
+  superclasses:
+    Object
+      -> Constraint
+  interfaces:
+  classMembers:
+    BinaryConstraint.markUnsatisfied
+    BinaryConstraint.chooseMethod
+    BinaryConstraint.addToGraph
+    Object.toString
+    Constraint.isInput
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Constraint.satisfy
+    BinaryConstraint.v2
+    BinaryConstraint.inputsKnown
+    Object._instanceOf
+    Object.noSuchMethod
+    Constraint.destroyConstraint
+    BinaryConstraint.markInputs
+    Object._identityHashCode
+    BinaryConstraint.recalculate
+    Constraint.execute
+    BinaryConstraint.output
+    Constraint.addConstraint
+    BinaryConstraint.isSatisfied
+    Object.hashCode
+    BinaryConstraint.input
+    BinaryConstraint.direction
+    BinaryConstraint.v1
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    BinaryConstraint.removeFromGraph
+    Constraint.strength
+  classSetters:
+    BinaryConstraint.v2
+    BinaryConstraint.direction
+    BinaryConstraint.v1
+
+ScaleConstraint:
+  superclasses:
+    Object
+      -> Constraint
+        -> BinaryConstraint
+  interfaces:
+  classMembers:
+    BinaryConstraint.markUnsatisfied
+    BinaryConstraint.chooseMethod
+    ScaleConstraint.addToGraph
+    Object.toString
+    Constraint.isInput
+    ScaleConstraint.scale
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Constraint.satisfy
+    BinaryConstraint.v2
+    BinaryConstraint.inputsKnown
+    ScaleConstraint.offset
+    Object._instanceOf
+    Object.noSuchMethod
+    Constraint.destroyConstraint
+    ScaleConstraint.markInputs
+    Object._identityHashCode
+    ScaleConstraint.recalculate
+    ScaleConstraint.execute
+    BinaryConstraint.output
+    Constraint.addConstraint
+    BinaryConstraint.isSatisfied
+    Object.hashCode
+    BinaryConstraint.input
+    BinaryConstraint.direction
+    BinaryConstraint.v1
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    ScaleConstraint.removeFromGraph
+    Constraint.strength
+  classSetters:
+    BinaryConstraint.v2
+    BinaryConstraint.direction
+    BinaryConstraint.v1
+
+EqualityConstraint:
+  superclasses:
+    Object
+      -> Constraint
+        -> BinaryConstraint
+  interfaces:
+  classMembers:
+    BinaryConstraint.markUnsatisfied
+    BinaryConstraint.chooseMethod
+    BinaryConstraint.addToGraph
+    Object.toString
+    Constraint.isInput
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Constraint.satisfy
+    BinaryConstraint.v2
+    BinaryConstraint.inputsKnown
+    Object._instanceOf
+    Object.noSuchMethod
+    Constraint.destroyConstraint
+    BinaryConstraint.markInputs
+    Object._identityHashCode
+    BinaryConstraint.recalculate
+    EqualityConstraint.execute
+    BinaryConstraint.output
+    Constraint.addConstraint
+    BinaryConstraint.isSatisfied
+    Object.hashCode
+    BinaryConstraint.input
+    BinaryConstraint.direction
+    BinaryConstraint.v1
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    BinaryConstraint.removeFromGraph
+    Constraint.strength
+  classSetters:
+    BinaryConstraint.v2
+    BinaryConstraint.direction
+    BinaryConstraint.v1
+
+Variable:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Variable.mark
+    Variable.stay
+    Object.toString
+    Variable.constraints
+    Variable.walkStrength
+    Variable.determinedBy
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Variable.value
+    Object._instanceOf
+    Variable.name
+    Object.noSuchMethod
+    Object._identityHashCode
+    Variable.removeConstraint
+    Variable.addConstraint
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Variable.mark
+    Variable.stay
+    Variable.constraints
+    Variable.walkStrength
+    Variable.determinedBy
+    Variable.value
+
+Planner:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Planner.addConstraintsConsumingTo
+    Planner.removePropagateFrom
+    Object.toString
+    Planner.incrementalRemove
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Planner.newMark
+    Planner.addPropagate
+    Planner.currentMark
+    Planner.incrementalAdd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Planner.makePlan
+    Planner.extractPlanFromConstraints
+  classSetters:
+    Planner.currentMark
+
+Plan:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Plan.size
+    Plan.list
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Plan.execute
+    Plan.addConstraint
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Plan.list
diff --git a/pkg/front_end/testcases/abstract_members.dart.hierarchy.expect b/pkg/front_end/testcases/abstract_members.dart.hierarchy.expect
new file mode 100644
index 0000000..580d6cc
--- /dev/null
+++ b/pkg/front_end/testcases/abstract_members.dart.hierarchy.expect
@@ -0,0 +1,609 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Interface1:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Interface1.interfaceMethod1
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Interface2:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Interface2.interfaceMethod2
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Interface2.interfaceMethod1
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Interface2.interfaceMethod1
+
+Interface3:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Interface3.interfaceMethod3
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces: Interface1, Interface2, Interface3
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    A.aMethod
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    A.abstractMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.property3
+    A.property1
+    A.property2
+  interfaceMembers:
+    Interface2.interfaceMethod2
+    Object.toString
+    Object.runtimeType
+    A.aMethod
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    A.abstractMethod
+    Interface1.interfaceMethod1
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Interface3.interfaceMethod3
+  interfaceSetters:
+    A.property3
+    Interface2.interfaceMethod1
+    A.property1
+    A.property2
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces: Interface1, Interface2, Interface3
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    B.aMethod
+    Object._simpleInstanceOf
+    B.bMethod
+    Object._instanceOf
+    Object.noSuchMethod
+    A.abstractMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.property1
+  classSetters:
+    A.property3
+    A.property1
+    A.property2
+  interfaceMembers:
+    Interface2.interfaceMethod2
+    Object.toString
+    Object.runtimeType
+    B.aMethod
+    Object._simpleInstanceOf
+    B.bMethod
+    Object._instanceOf
+    Object.noSuchMethod
+    A.abstractMethod
+    Interface1.interfaceMethod1
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.property1
+    Interface3.interfaceMethod3
+  interfaceSetters:
+    A.property3
+    Interface2.interfaceMethod1
+    A.property1
+    A.property2
+
+MyClass:
+  superclasses:
+    Object
+      -> A
+        -> B
+  interfaces: Interface1, Interface2, Interface3
+  classMembers:
+    MyClass.aaMethod
+    Object.toString
+    Object.runtimeType
+    MyClass.aMethod
+    Object._simpleInstanceOf
+    MyClass.bMethod
+    Object._instanceOf
+    MyClass.cMethod
+    Object.noSuchMethod
+    A.abstractMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.property1
+    MyClass.property2
+  classSetters:
+    A.property3
+    A.property1
+    MyClass.property2
+  interfaceMembers:
+    MyClass.aaMethod
+    Interface2.interfaceMethod2
+    Object.toString
+    Object.runtimeType
+    MyClass.aMethod
+    Object._simpleInstanceOf
+    MyClass.bMethod
+    Object._instanceOf
+    MyClass.cMethod
+    Object.noSuchMethod
+    A.abstractMethod
+    Interface1.interfaceMethod1
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.property1
+    Interface3.interfaceMethod3
+    MyClass.property2
+  interfaceSetters:
+    A.property3
+    Interface2.interfaceMethod1
+    A.property1
+    MyClass.property2
+
+MyMock1:
+  superclasses:
+    Object
+      -> A
+        -> B
+  interfaces: Interface1, Interface2, Interface3
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    B.aMethod
+    Object._simpleInstanceOf
+    B.bMethod
+    Object._instanceOf
+    MyMock1.noSuchMethod
+    A.abstractMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.property1
+  classSetters:
+    A.property3
+    A.property1
+    A.property2
+  interfaceMembers:
+    Interface2.interfaceMethod2
+    Object.toString
+    Object.runtimeType
+    B.aMethod
+    Object._simpleInstanceOf
+    B.bMethod
+    Object._instanceOf
+    MyMock1.noSuchMethod
+    A.abstractMethod
+    Interface1.interfaceMethod1
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.property1
+    Interface3.interfaceMethod3
+  interfaceSetters:
+    A.property3
+    Interface2.interfaceMethod1
+    A.property1
+    A.property2
+
+MyMock2:
+  superclasses:
+    Object
+      -> A
+        -> B
+          -> MyMock1
+  interfaces: Interface1, Interface2, Interface3
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    B.aMethod
+    Object._simpleInstanceOf
+    B.bMethod
+    Object._instanceOf
+    MyMock1.noSuchMethod
+    A.abstractMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.property1
+  classSetters:
+    A.property3
+    A.property1
+    A.property2
+  interfaceMembers:
+    Interface2.interfaceMethod2
+    Object.toString
+    Object.runtimeType
+    B.aMethod
+    Object._simpleInstanceOf
+    B.bMethod
+    Object._instanceOf
+    MyMock1.noSuchMethod
+    A.abstractMethod
+    Interface1.interfaceMethod1
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.property1
+    Interface3.interfaceMethod3
+  interfaceSetters:
+    A.property3
+    Interface2.interfaceMethod1
+    A.property1
+    A.property2
+
+MyMock3:
+  superclasses:
+    Object
+      -> A
+        -> B
+  interfaces: Interface1, Interface2, Interface3
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    B.aMethod
+    Object._simpleInstanceOf
+    B.bMethod
+    Object._instanceOf
+    Object.noSuchMethod
+    A.abstractMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.property1
+  classSetters:
+    A.property3
+    A.property1
+    A.property2
+  interfaceMembers:
+    Interface2.interfaceMethod2
+    Object.toString
+    Object.runtimeType
+    B.aMethod
+    Object._simpleInstanceOf
+    B.bMethod
+    Object._instanceOf
+    Object.noSuchMethod
+    A.abstractMethod
+    Interface1.interfaceMethod1
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.property1
+    Interface3.interfaceMethod3
+  interfaceSetters:
+    A.property3
+    Interface2.interfaceMethod1
+    A.property1
+    A.property2
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    C.interfaceMethod1
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+      -> C
+  interfaces: Interface2
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    C.interfaceMethod1
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Interface2.interfaceMethod2
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    C.interfaceMethod1
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    Interface2.interfaceMethod1
+
+E:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    E.interfaceMethod1
+
+F:
+  superclasses:
+    Object
+      -> E
+  interfaces: Interface1
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    E.interfaceMethod1
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Interface1.interfaceMethod1
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    E.interfaceMethod1
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Foo.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+G:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    G.foo
+
+H:
+  superclasses:
+    Object
+      -> G
+  interfaces: Foo
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    G.foo
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Foo.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    G.foo
+
+Bar:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Bar.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    I.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+J:
+  superclasses:
+    Object
+      -> I
+  interfaces: Bar
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    I.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    I.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/accessors.dart.hierarchy.expect b/pkg/front_end/testcases/accessors.dart.hierarchy.expect
new file mode 100644
index 0000000..390a1b2
--- /dev/null
+++ b/pkg/front_end/testcases/accessors.dart.hierarchy.expect
@@ -0,0 +1,61 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    C.testD
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    C.testC
+  classSetters:
+    C.onlySetter
+
+D:
+  superclasses:
+    Object
+      -> C
+  interfaces:
+  classMembers:
+    Object.toString
+    C.testD
+    D.onlySetter
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    C.testC
+  classSetters:
+    D.onlySetter
diff --git a/pkg/front_end/testcases/annotation_on_enum_values.dart.hierarchy.expect b/pkg/front_end/testcases/annotation_on_enum_values.dart.hierarchy.expect
new file mode 100644
index 0000000..6abd62f
--- /dev/null
+++ b/pkg/front_end/testcases/annotation_on_enum_values.dart.hierarchy.expect
@@ -0,0 +1,60 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Fisk:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Fisk.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Foo.bar
+    Foo.cafebabe
+    Foo.toString
+    Foo.index
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Foo._name
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Foo.values
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Foo.baz
+  classSetters:
diff --git a/pkg/front_end/testcases/annotation_top.dart.hierarchy.expect b/pkg/front_end/testcases/annotation_top.dart.hierarchy.expect
new file mode 100644
index 0000000..ad9c025
--- /dev/null
+++ b/pkg/front_end/testcases/annotation_top.dart.hierarchy.expect
@@ -0,0 +1,53 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/annotation_variable_declaration.dart.hierarchy.expect b/pkg/front_end/testcases/annotation_variable_declaration.dart.hierarchy.expect
new file mode 100644
index 0000000..b37c1fd
--- /dev/null
+++ b/pkg/front_end/testcases/annotation_variable_declaration.dart.hierarchy.expect
@@ -0,0 +1,55 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Bar:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Baz:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Baz.hest
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Baz.fisk
+  classSetters:
diff --git a/pkg/front_end/testcases/argument.dart.hierarchy.expect b/pkg/front_end/testcases/argument.dart.hierarchy.expect
new file mode 100644
index 0000000..0d45c08
--- /dev/null
+++ b/pkg/front_end/testcases/argument.dart.hierarchy.expect
@@ -0,0 +1,90 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Base:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+      -> Base
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Bar:
+  superclasses:
+    Object
+      -> Base
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Baz:
+  superclasses:
+    Object
+      -> Base
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/async_nested.dart.hierarchy.expect b/pkg/front_end/testcases/async_nested.dart.hierarchy.expect
new file mode 100644
index 0000000..3ec82b1
--- /dev/null
+++ b/pkg/front_end/testcases/async_nested.dart.hierarchy.expect
@@ -0,0 +1,39 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Node:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Node.toSimpleString
+    Node.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Node.name
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Node.nested
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/bad_setter_abstract.dart.hierarchy.expect b/pkg/front_end/testcases/bad_setter_abstract.dart.hierarchy.expect
new file mode 100644
index 0000000..2c47c23
--- /dev/null
+++ b/pkg/front_end/testcases/bad_setter_abstract.dart.hierarchy.expect
@@ -0,0 +1,57 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.a
+    A.d
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B.a
+    B.d
diff --git a/pkg/front_end/testcases/bad_store.dart.hierarchy.expect b/pkg/front_end/testcases/bad_store.dart.hierarchy.expect
new file mode 100644
index 0000000..1c6019a
--- /dev/null
+++ b/pkg/front_end/testcases/bad_store.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Foo.field
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Foo.field
diff --git a/pkg/front_end/testcases/bounds_check_depends_on_inference.dart.hierarchy.expect b/pkg/front_end/testcases/bounds_check_depends_on_inference.dart.hierarchy.expect
new file mode 100644
index 0000000..91f36e2
--- /dev/null
+++ b/pkg/front_end/testcases/bounds_check_depends_on_inference.dart.hierarchy.expect
@@ -0,0 +1,55 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    A.bar
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    B.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/bug30695.dart.hierarchy.expect b/pkg/front_end/testcases/bug30695.dart.hierarchy.expect
new file mode 100644
index 0000000..94fa588
--- /dev/null
+++ b/pkg/front_end/testcases/bug30695.dart.hierarchy.expect
@@ -0,0 +1,58 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.foo
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    B.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.foo
diff --git a/pkg/front_end/testcases/bug32426.dart.hierarchy.expect b/pkg/front_end/testcases/bug32426.dart.hierarchy.expect
new file mode 100644
index 0000000..9e96032
--- /dev/null
+++ b/pkg/front_end/testcases/bug32426.dart.hierarchy.expect
@@ -0,0 +1,68 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    I.call
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces: I
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    C.call
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    C.call
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/bug32629.dart.hierarchy.expect b/pkg/front_end/testcases/bug32629.dart.hierarchy.expect
new file mode 100644
index 0000000..9aca183
--- /dev/null
+++ b/pkg/front_end/testcases/bug32629.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    A.call
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/bug32866.dart.hierarchy.expect b/pkg/front_end/testcases/bug32866.dart.hierarchy.expect
new file mode 100644
index 0000000..74b5528
--- /dev/null
+++ b/pkg/front_end/testcases/bug32866.dart.hierarchy.expect
@@ -0,0 +1,68 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces: B
+  classMembers:
+    A.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    A.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/bug33099.dart.hierarchy.expect b/pkg/front_end/testcases/bug33099.dart.hierarchy.expect
new file mode 100644
index 0000000..883d29c
--- /dev/null
+++ b/pkg/front_end/testcases/bug33099.dart.hierarchy.expect
@@ -0,0 +1,117 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_FailingTest:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+MyTest:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyTest.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Object with MyTest:
+  superclasses:
+    Object
+  interfaces: MyTest
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyTest.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyTest.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+MyTest2:
+  superclasses:
+    Object
+      -> _MyTest2&Object&MyTest
+  interfaces: MyTest
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyTest.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyTest.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/bug33206.dart.hierarchy.expect b/pkg/front_end/testcases/bug33206.dart.hierarchy.expect
new file mode 100644
index 0000000..84bd4d6
--- /dev/null
+++ b/pkg/front_end/testcases/bug33206.dart.hierarchy.expect
@@ -0,0 +1,56 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+X:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    X.y
+    X.toString
+    X.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Y:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Y.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/bug33298.dart.hierarchy.expect b/pkg/front_end/testcases/bug33298.dart.hierarchy.expect
new file mode 100644
index 0000000..874d1b7
--- /dev/null
+++ b/pkg/front_end/testcases/bug33298.dart.hierarchy.expect
@@ -0,0 +1,73 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    A.call
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    B.call
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    C.call
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/bug34511.dart.hierarchy.expect b/pkg/front_end/testcases/bug34511.dart.hierarchy.expect
new file mode 100644
index 0000000..60cd20b
--- /dev/null
+++ b/pkg/front_end/testcases/bug34511.dart.hierarchy.expect
@@ -0,0 +1,95 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Object with A<() -> Z>:
+  superclasses:
+    Object
+  interfaces: A<() -> Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+B:
+  superclasses:
+    Object
+      -> _B&Object&A<Z>
+  interfaces: A<() -> Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/bug35470.dart.hierarchy.expect b/pkg/front_end/testcases/bug35470.dart.hierarchy.expect
new file mode 100644
index 0000000..be0da75
--- /dev/null
+++ b/pkg/front_end/testcases/bug35470.dart.hierarchy.expect
@@ -0,0 +1,56 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A<dynamic>
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/call.dart.hierarchy.expect b/pkg/front_end/testcases/call.dart.hierarchy.expect
new file mode 100644
index 0000000..b10a126
--- /dev/null
+++ b/pkg/front_end/testcases/call.dart.hierarchy.expect
@@ -0,0 +1,55 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Callable:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Callable.call
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+CallableGetter:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    CallableGetter.call
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/check_deferred_allocation.dart.hierarchy.expect b/pkg/front_end/testcases/check_deferred_allocation.dart.hierarchy.expect
new file mode 100644
index 0000000..ea44c4f
--- /dev/null
+++ b/pkg/front_end/testcases/check_deferred_allocation.dart.hierarchy.expect
@@ -0,0 +1,39 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.y
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.y
diff --git a/pkg/front_end/testcases/check_deferred_as_check.dart.hierarchy.expect b/pkg/front_end/testcases/check_deferred_as_check.dart.hierarchy.expect
new file mode 100644
index 0000000..ea44c4f
--- /dev/null
+++ b/pkg/front_end/testcases/check_deferred_as_check.dart.hierarchy.expect
@@ -0,0 +1,39 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.y
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.y
diff --git a/pkg/front_end/testcases/check_deferred_before_args.dart.hierarchy.expect b/pkg/front_end/testcases/check_deferred_before_args.dart.hierarchy.expect
new file mode 100644
index 0000000..ea44c4f
--- /dev/null
+++ b/pkg/front_end/testcases/check_deferred_before_args.dart.hierarchy.expect
@@ -0,0 +1,39 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.y
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.y
diff --git a/pkg/front_end/testcases/check_deferred_before_args2.dart.hierarchy.expect b/pkg/front_end/testcases/check_deferred_before_args2.dart.hierarchy.expect
new file mode 100644
index 0000000..ea44c4f
--- /dev/null
+++ b/pkg/front_end/testcases/check_deferred_before_args2.dart.hierarchy.expect
@@ -0,0 +1,39 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.y
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.y
diff --git a/pkg/front_end/testcases/check_deferred_before_call.dart.hierarchy.expect b/pkg/front_end/testcases/check_deferred_before_call.dart.hierarchy.expect
new file mode 100644
index 0000000..ea44c4f
--- /dev/null
+++ b/pkg/front_end/testcases/check_deferred_before_call.dart.hierarchy.expect
@@ -0,0 +1,39 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.y
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.y
diff --git a/pkg/front_end/testcases/check_deferred_before_write.dart.hierarchy.expect b/pkg/front_end/testcases/check_deferred_before_write.dart.hierarchy.expect
new file mode 100644
index 0000000..ea44c4f
--- /dev/null
+++ b/pkg/front_end/testcases/check_deferred_before_write.dart.hierarchy.expect
@@ -0,0 +1,39 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.y
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.y
diff --git a/pkg/front_end/testcases/check_deferred_is_check.dart.hierarchy.expect b/pkg/front_end/testcases/check_deferred_is_check.dart.hierarchy.expect
new file mode 100644
index 0000000..ea44c4f
--- /dev/null
+++ b/pkg/front_end/testcases/check_deferred_is_check.dart.hierarchy.expect
@@ -0,0 +1,39 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.y
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.y
diff --git a/pkg/front_end/testcases/check_deferred_read.dart.hierarchy.expect b/pkg/front_end/testcases/check_deferred_read.dart.hierarchy.expect
new file mode 100644
index 0000000..ea44c4f
--- /dev/null
+++ b/pkg/front_end/testcases/check_deferred_read.dart.hierarchy.expect
@@ -0,0 +1,39 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.y
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.y
diff --git a/pkg/front_end/testcases/check_deferred_read_static_field.dart.hierarchy.expect b/pkg/front_end/testcases/check_deferred_read_static_field.dart.hierarchy.expect
new file mode 100644
index 0000000..ea44c4f
--- /dev/null
+++ b/pkg/front_end/testcases/check_deferred_read_static_field.dart.hierarchy.expect
@@ -0,0 +1,39 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.y
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.y
diff --git a/pkg/front_end/testcases/check_deferred_read_type.dart.hierarchy.expect b/pkg/front_end/testcases/check_deferred_read_type.dart.hierarchy.expect
new file mode 100644
index 0000000..ea44c4f
--- /dev/null
+++ b/pkg/front_end/testcases/check_deferred_read_type.dart.hierarchy.expect
@@ -0,0 +1,39 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.y
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.y
diff --git a/pkg/front_end/testcases/check_deferred_static_method_call.dart.hierarchy.expect b/pkg/front_end/testcases/check_deferred_static_method_call.dart.hierarchy.expect
new file mode 100644
index 0000000..ea44c4f
--- /dev/null
+++ b/pkg/front_end/testcases/check_deferred_static_method_call.dart.hierarchy.expect
@@ -0,0 +1,39 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.y
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.y
diff --git a/pkg/front_end/testcases/check_deferred_type_declaration.dart.hierarchy.expect b/pkg/front_end/testcases/check_deferred_type_declaration.dart.hierarchy.expect
new file mode 100644
index 0000000..ea44c4f
--- /dev/null
+++ b/pkg/front_end/testcases/check_deferred_type_declaration.dart.hierarchy.expect
@@ -0,0 +1,39 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.y
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.y
diff --git a/pkg/front_end/testcases/circularity-via-initializing-formal.dart.hierarchy.expect b/pkg/front_end/testcases/circularity-via-initializing-formal.dart.hierarchy.expect
new file mode 100644
index 0000000..0f300a8
--- /dev/null
+++ b/pkg/front_end/testcases/circularity-via-initializing-formal.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.f
diff --git a/pkg/front_end/testcases/classes.dart.hierarchy.expect b/pkg/front_end/testcases/classes.dart.hierarchy.expect
new file mode 100644
index 0000000..e6e65a3
--- /dev/null
+++ b/pkg/front_end/testcases/classes.dart.hierarchy.expect
@@ -0,0 +1,60 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    A.y
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    A.method
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    A.y
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    B.method
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/clone_function_type.dart.hierarchy.expect b/pkg/front_end/testcases/clone_function_type.dart.hierarchy.expect
new file mode 100644
index 0000000..aa9301e
--- /dev/null
+++ b/pkg/front_end/testcases/clone_function_type.dart.hierarchy.expect
@@ -0,0 +1,2953 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Am1:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Object with Am1<(null) -> null, Z>:
+  superclasses:
+    Object
+  interfaces: Am1<(null) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Bm1:
+  superclasses:
+    Object
+      -> _Bm1&Object&Am1<Z>
+  interfaces: Am1<(null) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Object with Am1<(x) -> null, Z>:
+  superclasses:
+    Object
+  interfaces: Am1<(x) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Cm1:
+  superclasses:
+    Object
+      -> _Cm1&Object&Am1<Z>
+  interfaces: Am1<(x) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Object with Am1<() -> int, Z>:
+  superclasses:
+    Object
+  interfaces: Am1<() -> int, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Dm1:
+  superclasses:
+    Object
+      -> _Dm1&Object&Am1<Z>
+  interfaces: Am1<() -> int, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Object with Am1<() -> null, Z>:
+  superclasses:
+    Object
+  interfaces: Am1<() -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Em1:
+  superclasses:
+    Object
+      -> _Em1&Object&Am1<Z>
+  interfaces: Am1<() -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Object with Am1<() -> null, Z>:
+  superclasses:
+    Object
+  interfaces: Am1<() -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Fm1:
+  superclasses:
+    Object
+      -> _Fm1&Object&Am1<Z>
+  interfaces: Am1<() -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Object with Am1<(x) -> null, Z>:
+  superclasses:
+    Object
+  interfaces: Am1<(x) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Gm1:
+  superclasses:
+    Object
+      -> _Gm1&Object&Am1<Z>
+  interfaces: Am1<(x) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Object with Am1<(null) -> null, Z>:
+  superclasses:
+    Object
+  interfaces: Am1<(null) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Hm1:
+  superclasses:
+    Object
+      -> _Hm1&Object&Am1<Z>
+  interfaces: Am1<(null) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Object with Am1<(x) -> null, Z>:
+  superclasses:
+    Object
+  interfaces: Am1<(x) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Im1:
+  superclasses:
+    Object
+      -> _Im1&Object&Am1<Z>
+  interfaces: Am1<(x) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Object with Am1<Function, Z>:
+  superclasses:
+    Object
+  interfaces: Am1<Function, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Jm1:
+  superclasses:
+    Object
+      -> _Jm1&Object&Am1<Z>
+  interfaces: Am1<Function, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Object with Am1<(Function) -> null, Z>:
+  superclasses:
+    Object
+  interfaces: Am1<(Function) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Km1:
+  superclasses:
+    Object
+      -> _Km1&Object&Am1<Z>
+  interfaces: Am1<(Function) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Object with Am1<() -> (Function) -> null, Z>:
+  superclasses:
+    Object
+  interfaces: Am1<() -> (Function) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Lm1:
+  superclasses:
+    Object
+      -> _Lm1&Object&Am1<Z>
+  interfaces: Am1<() -> (Function) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Mm1:
+  superclasses:
+    Object
+  interfaces: Am1<(null) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Nm1:
+  superclasses:
+    Object
+  interfaces: Am1<(x) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Om1:
+  superclasses:
+    Object
+  interfaces: Am1<() -> int, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Pm1:
+  superclasses:
+    Object
+  interfaces: Am1<() -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Qm1:
+  superclasses:
+    Object
+  interfaces: Am1<() -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Rm1:
+  superclasses:
+    Object
+  interfaces: Am1<(x) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Sm1:
+  superclasses:
+    Object
+  interfaces: Am1<(null) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Tm1:
+  superclasses:
+    Object
+  interfaces: Am1<(x) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Um1:
+  superclasses:
+    Object
+  interfaces: Am1<Function, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Vm1:
+  superclasses:
+    Object
+  interfaces: Am1<(Function) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Wm1:
+  superclasses:
+    Object
+  interfaces: Am1<() -> (Function) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Am2:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Object with Am2<(null) -> null, Z>:
+  superclasses:
+    Object
+  interfaces: Am2<(null) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Bm2:
+  superclasses:
+    Object
+      -> _Bm2&Object&Am2<Z>
+  interfaces: Am2<(null) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Object with Am2<(x) -> null, Z>:
+  superclasses:
+    Object
+  interfaces: Am2<(x) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Cm2:
+  superclasses:
+    Object
+      -> _Cm2&Object&Am2<Z>
+  interfaces: Am2<(x) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Object with Am2<() -> int, Z>:
+  superclasses:
+    Object
+  interfaces: Am2<() -> int, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Dm2:
+  superclasses:
+    Object
+      -> _Dm2&Object&Am2<Z>
+  interfaces: Am2<() -> int, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Object with Am2<() -> null, Z>:
+  superclasses:
+    Object
+  interfaces: Am2<() -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Em2:
+  superclasses:
+    Object
+      -> _Em2&Object&Am2<Z>
+  interfaces: Am2<() -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Object with Am2<() -> null, Z>:
+  superclasses:
+    Object
+  interfaces: Am2<() -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Fm2:
+  superclasses:
+    Object
+      -> _Fm2&Object&Am2<Z>
+  interfaces: Am2<() -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Object with Am2<(x) -> null, Z>:
+  superclasses:
+    Object
+  interfaces: Am2<(x) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Gm2:
+  superclasses:
+    Object
+      -> _Gm2&Object&Am2<Z>
+  interfaces: Am2<(x) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Object with Am2<(null) -> null, Z>:
+  superclasses:
+    Object
+  interfaces: Am2<(null) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Hm2:
+  superclasses:
+    Object
+      -> _Hm2&Object&Am2<Z>
+  interfaces: Am2<(null) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Object with Am2<(x) -> null, Z>:
+  superclasses:
+    Object
+  interfaces: Am2<(x) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Im2:
+  superclasses:
+    Object
+      -> _Im2&Object&Am2<Z>
+  interfaces: Am2<(x) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Object with Am2<Function, Z>:
+  superclasses:
+    Object
+  interfaces: Am2<Function, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Jm2:
+  superclasses:
+    Object
+      -> _Jm2&Object&Am2<Z>
+  interfaces: Am2<Function, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Object with Am2<(Function) -> null, Z>:
+  superclasses:
+    Object
+  interfaces: Am2<(Function) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Km2:
+  superclasses:
+    Object
+      -> _Km2&Object&Am2<Z>
+  interfaces: Am2<(Function) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Object with Am2<() -> (Function) -> null, Z>:
+  superclasses:
+    Object
+  interfaces: Am2<() -> (Function) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Lm2:
+  superclasses:
+    Object
+      -> _Lm2&Object&Am2<Z>
+  interfaces: Am2<() -> (Function) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Mm2:
+  superclasses:
+    Object
+  interfaces: Am2<(null) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Nm2:
+  superclasses:
+    Object
+  interfaces: Am2<(x) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Om2:
+  superclasses:
+    Object
+  interfaces: Am2<() -> int, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Pm2:
+  superclasses:
+    Object
+  interfaces: Am2<() -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Qm2:
+  superclasses:
+    Object
+  interfaces: Am2<() -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Rm2:
+  superclasses:
+    Object
+  interfaces: Am2<(x) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Sm2:
+  superclasses:
+    Object
+  interfaces: Am2<(null) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Tm2:
+  superclasses:
+    Object
+  interfaces: Am2<(x) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Um2:
+  superclasses:
+    Object
+  interfaces: Am2<Function, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Vm2:
+  superclasses:
+    Object
+  interfaces: Am2<(Function) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Wm2:
+  superclasses:
+    Object
+  interfaces: Am2<() -> (Function) -> null, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Am3:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Object with Am3<TdB, Z>:
+  superclasses:
+    Object
+  interfaces: Am3<TdB, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Bm3:
+  superclasses:
+    Object
+      -> _Bm3&Object&Am3<Z>
+  interfaces: Am3<TdB, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Object with Am3<TdC, Z>:
+  superclasses:
+    Object
+  interfaces: Am3<TdC, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Cm3:
+  superclasses:
+    Object
+      -> _Cm3&Object&Am3<Z>
+  interfaces: Am3<TdC, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Object with Am3<TdD, Z>:
+  superclasses:
+    Object
+  interfaces: Am3<TdD, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Dm3:
+  superclasses:
+    Object
+      -> _Dm3&Object&Am3<Z>
+  interfaces: Am3<TdD, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Object with Am3<TdE, Z>:
+  superclasses:
+    Object
+  interfaces: Am3<TdE, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Em3:
+  superclasses:
+    Object
+      -> _Em3&Object&Am3<Z>
+  interfaces: Am3<TdE, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Object with Am3<TdF, Z>:
+  superclasses:
+    Object
+  interfaces: Am3<TdF, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Fm3:
+  superclasses:
+    Object
+      -> _Fm3&Object&Am3<Z>
+  interfaces: Am3<TdF, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Object with Am3<TdG, Z>:
+  superclasses:
+    Object
+  interfaces: Am3<TdG, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Gm3:
+  superclasses:
+    Object
+      -> _Gm3&Object&Am3<Z>
+  interfaces: Am3<TdG, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Object with Am3<TdH, Z>:
+  superclasses:
+    Object
+  interfaces: Am3<TdH, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Hm3:
+  superclasses:
+    Object
+      -> _Hm3&Object&Am3<Z>
+  interfaces: Am3<TdH, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Object with Am3<TdI, Z>:
+  superclasses:
+    Object
+  interfaces: Am3<TdI, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Im3:
+  superclasses:
+    Object
+      -> _Im3&Object&Am3<Z>
+  interfaces: Am3<TdI, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Object with Am3<TdJ, Z>:
+  superclasses:
+    Object
+  interfaces: Am3<TdJ, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Jm3:
+  superclasses:
+    Object
+      -> _Jm3&Object&Am3<Z>
+  interfaces: Am3<TdJ, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Object with Am3<TdK, Z>:
+  superclasses:
+    Object
+  interfaces: Am3<TdK, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Km3:
+  superclasses:
+    Object
+      -> _Km3&Object&Am3<Z>
+  interfaces: Am3<TdK, Z>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Af1:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Bf1:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Cf1:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Df1:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Ef1:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Ff1:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Gf1:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Hf1:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+If1:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Jf1:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Kf1:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Bf2:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Cf2:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Df2:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Ef2:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Ff2:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Gf2:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Hf2:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+If2:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Jf2:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Kf2:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/closure.dart.hierarchy.expect b/pkg/front_end/testcases/closure.dart.hierarchy.expect
new file mode 100644
index 0000000..986244a
--- /dev/null
+++ b/pkg/front_end/testcases/closure.dart.hierarchy.expect
@@ -0,0 +1,55 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Foo._field
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Foo._field
+
+Bar:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/co19_language_metadata_syntax_t04.dart.hierarchy.expect b/pkg/front_end/testcases/co19_language_metadata_syntax_t04.dart.hierarchy.expect
new file mode 100644
index 0000000..523e0f4
--- /dev/null
+++ b/pkg/front_end/testcases/co19_language_metadata_syntax_t04.dart.hierarchy.expect
@@ -0,0 +1,53 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/constructor_const_inference.dart.hierarchy.expect b/pkg/front_end/testcases/constructor_const_inference.dart.hierarchy.expect
new file mode 100644
index 0000000..2a49e5e
--- /dev/null
+++ b/pkg/front_end/testcases/constructor_const_inference.dart.hierarchy.expect
@@ -0,0 +1,75 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Y:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.x
+
+B:
+  superclasses:
+    Object
+      -> A<T>
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.x
diff --git a/pkg/front_end/testcases/constructor_cycle.dart.hierarchy.expect b/pkg/front_end/testcases/constructor_cycle.dart.hierarchy.expect
new file mode 100644
index 0000000..196e56d
--- /dev/null
+++ b/pkg/front_end/testcases/constructor_cycle.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/constructor_function_types.dart.hierarchy.expect b/pkg/front_end/testcases/constructor_function_types.dart.hierarchy.expect
new file mode 100644
index 0000000..d59504d
--- /dev/null
+++ b/pkg/front_end/testcases/constructor_function_types.dart.hierarchy.expect
@@ -0,0 +1,87 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/constructor_initializer_invalid.dart.hierarchy.expect b/pkg/front_end/testcases/constructor_initializer_invalid.dart.hierarchy.expect
new file mode 100644
index 0000000..55483de
--- /dev/null
+++ b/pkg/front_end/testcases/constructor_initializer_invalid.dart.hierarchy.expect
@@ -0,0 +1,76 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C1:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C1.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C1.f
+
+C2:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C2.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C2.f
+
+C3:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C3.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C3.f
diff --git a/pkg/front_end/testcases/continue_inference_after_error.dart.hierarchy.expect b/pkg/front_end/testcases/continue_inference_after_error.dart.hierarchy.expect
new file mode 100644
index 0000000..ba00015
--- /dev/null
+++ b/pkg/front_end/testcases/continue_inference_after_error.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/covariant_generic.dart.hierarchy.expect b/pkg/front_end/testcases/covariant_generic.dart.hierarchy.expect
new file mode 100644
index 0000000..76a979e
--- /dev/null
+++ b/pkg/front_end/testcases/covariant_generic.dart.hierarchy.expect
@@ -0,0 +1,45 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Foo.callbackField
+    Foo.mutableCallbackField
+    Foo.mutableField
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Foo.withCallback
+    Foo.method
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Foo.finalField
+  classSetters:
+    Foo.mutableCallbackField
+    Foo.mutableField
+    Foo.setter
diff --git a/pkg/front_end/testcases/cycles.dart.hierarchy.expect b/pkg/front_end/testcases/cycles.dart.hierarchy.expect
new file mode 100644
index 0000000..5865e60
--- /dev/null
+++ b/pkg/front_end/testcases/cycles.dart.hierarchy.expect
@@ -0,0 +1,87 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/deferred_type_annotation.dart.hierarchy.expect b/pkg/front_end/testcases/deferred_type_annotation.dart.hierarchy.expect
new file mode 100644
index 0000000..ea44c4f
--- /dev/null
+++ b/pkg/front_end/testcases/deferred_type_annotation.dart.hierarchy.expect
@@ -0,0 +1,39 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.y
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.y
diff --git a/pkg/front_end/testcases/duplicated_bad_prefix.dart.hierarchy.expect b/pkg/front_end/testcases/duplicated_bad_prefix.dart.hierarchy.expect
new file mode 100644
index 0000000..8d3d333
--- /dev/null
+++ b/pkg/front_end/testcases/duplicated_bad_prefix.dart.hierarchy.expect
@@ -0,0 +1,108 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Dupe:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Dupe:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.b
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.d
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.b
+    C.d
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/duplicated_declarations.dart.hierarchy.expect b/pkg/front_end/testcases/duplicated_declarations.dart.hierarchy.expect
new file mode 100644
index 0000000..b6c3f46
--- /dev/null
+++ b/pkg/front_end/testcases/duplicated_declarations.dart.hierarchy.expect
@@ -0,0 +1,268 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    C.s
+    Object.runtimeType
+    Object._simpleInstanceOf
+    C.field
+    Object._instanceOf
+    C.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.field
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    C.s
+    Object.runtimeType
+    Object._simpleInstanceOf
+    C.field
+    Object._instanceOf
+    C.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.field
+
+Sub:
+  superclasses:
+    C
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Sub.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Enum:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Enum.a
+    Enum.toString
+    Enum.index
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Enum._name
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Enum.values
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Enum:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Enum.b
+    Enum.a
+    Enum.toString
+    Enum.index
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Enum._name
+    Object.noSuchMethod
+    Object._identityHashCode
+    Enum.c
+    Object.hashCode
+    Enum.values
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Enum:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Enum.b
+    Enum.a
+    Enum.toString
+    Enum.index
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Enum._name
+    Object.noSuchMethod
+    Object._identityHashCode
+    Enum.Enum
+    Object.hashCode
+    Enum.values
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Enum:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Enum.b
+    Enum.a
+    Enum.toString
+    Enum.index
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Enum._name
+    Object.noSuchMethod
+    Object._identityHashCode
+    Enum.c
+    Object.hashCode
+    Enum.values
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Enum:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Enum.b
+    Enum.a
+    Enum.toString
+    Enum.index
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Enum._name
+    Object.noSuchMethod
+    Object._identityHashCode
+    Enum.Enum
+    Object.hashCode
+    Enum.values
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+AnotherEnum:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    AnotherEnum.b
+    AnotherEnum.a
+    AnotherEnum.toString
+    AnotherEnum.index
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    AnotherEnum._name
+    Object.noSuchMethod
+    Object._identityHashCode
+    AnotherEnum.c
+    Object.hashCode
+    AnotherEnum.values
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/duplicated_field_initializer.dart.hierarchy.expect b/pkg/front_end/testcases/duplicated_field_initializer.dart.hierarchy.expect
new file mode 100644
index 0000000..eef7d41
--- /dev/null
+++ b/pkg/front_end/testcases/duplicated_field_initializer.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    A.a
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.a
diff --git a/pkg/front_end/testcases/duplicated_named_args_3.dart.hierarchy.expect b/pkg/front_end/testcases/duplicated_named_args_3.dart.hierarchy.expect
new file mode 100644
index 0000000..62a1574
--- /dev/null
+++ b/pkg/front_end/testcases/duplicated_named_args_3.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/escape.dart.hierarchy.expect b/pkg/front_end/testcases/escape.dart.hierarchy.expect
new file mode 100644
index 0000000..07af593
--- /dev/null
+++ b/pkg/front_end/testcases/escape.dart.hierarchy.expect
@@ -0,0 +1,107 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    A.field
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.field
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    B.field
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B.field
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    C.==
+  classSetters:
+
+X:
+  superclasses:
+    Object
+  interfaces: A, B
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    X.field
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    X.field
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    X.field
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    X.field
diff --git a/pkg/front_end/testcases/for_in_without_declaration.dart.hierarchy.expect b/pkg/front_end/testcases/for_in_without_declaration.dart.hierarchy.expect
new file mode 100644
index 0000000..c2dd5c8
--- /dev/null
+++ b/pkg/front_end/testcases/for_in_without_declaration.dart.hierarchy.expect
@@ -0,0 +1,71 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Super:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Super.superInstanceField
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Super.untypedSuperInstanceField
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Super.superInstanceField
+    Super.untypedSuperInstanceField
+
+C:
+  superclasses:
+    Object
+      -> Super
+  interfaces:
+  classMembers:
+    Object.toString
+    Super.superInstanceField
+    Object.runtimeType
+    Object._simpleInstanceOf
+    C.untypedInstanceField
+    Object._instanceOf
+    C.staticField
+    C.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    C.untypedStaticField
+    C.instanceField
+    Object._simpleInstanceOfFalse
+    Super.untypedSuperInstanceField
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Super.superInstanceField
+    C.untypedInstanceField
+    C.staticField
+    C.untypedStaticField
+    C.instanceField
+    Super.untypedSuperInstanceField
diff --git a/pkg/front_end/testcases/function_type_is_check.dart.hierarchy.expect b/pkg/front_end/testcases/function_type_is_check.dart.hierarchy.expect
new file mode 100644
index 0000000..98d4425
--- /dev/null
+++ b/pkg/front_end/testcases/function_type_is_check.dart.hierarchy.expect
@@ -0,0 +1,433 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Expect:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Expect.identical
+    Expect.throwsCastError
+    Expect._fail
+    Expect.notIdentical
+    Expect.isNotNull
+    Expect._getMessage
+    Expect.allIdentical
+    Expect._escapeSubstring
+    Expect.fail
+    Expect._truncateString
+    Expect.isFalse
+    Expect.isTrue
+    Object.toString
+    Expect.subtype
+    Expect.throwsRangeError
+    Expect._stringDifference
+    Expect.throwsArgumentError
+    Expect.stringEquals
+    Object.runtimeType
+    Expect.testError
+    Expect.throwsStateError
+    Object._simpleInstanceOf
+    Expect.isNull
+    Expect.approxEquals
+    Expect.equals
+    Object._instanceOf
+    Expect.allDistinct
+    Expect.throwsTypeError
+    Expect._subtypeAtRuntime
+    Expect.setEquals
+    Object.noSuchMethod
+    Expect.notEquals
+    Expect.listEquals
+    Expect._findEquivalences
+    Expect.mapEquals
+    Object._identityHashCode
+    Expect.throwsUnsupportedError
+    Expect.notType
+    Expect.deepEquals
+    Expect._escapeString
+    Expect.type
+    Object.hashCode
+    Expect.throwsNoSuchMethodError
+    Expect.notSubtype
+    Expect.throws
+    Object._simpleInstanceOfFalse
+    Expect._writeEquivalences
+    Expect.throwsAssertionError
+    Object._simpleInstanceOfTrue
+    Object.==
+    Expect.throwsFormatException
+  classSetters:
+
+Exception:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+ExpectException:
+  superclasses:
+    Object
+  interfaces: Exception
+  classMembers:
+    ExpectException.message
+    ExpectException.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    ExpectException.message
+    ExpectException.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+NoInline:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+AssumeDynamic:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Immutable:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Immutable.reason
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Required:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Required.reason
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_AlwaysThrows:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Checked:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Experimental:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Factory:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_IsTest:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_IsTestGroup:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Literal:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_MustCallSuper:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_OptionalTypeArgs:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Protected:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Sealed:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Virtual:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_VisibleForOverriding:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_VisibleForTesting:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/future_or_test.dart.hierarchy.expect b/pkg/front_end/testcases/future_or_test.dart.hierarchy.expect
new file mode 100644
index 0000000..5279442
--- /dev/null
+++ b/pkg/front_end/testcases/future_or_test.dart.hierarchy.expect
@@ -0,0 +1,77 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    B.bar
+    B.a
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B.a
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.b
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    C.baz
+  classSetters:
+    C.b
diff --git a/pkg/front_end/testcases/implicit_const_with_static_fields.dart.hierarchy.expect b/pkg/front_end/testcases/implicit_const_with_static_fields.dart.hierarchy.expect
new file mode 100644
index 0000000..62f92d8
--- /dev/null
+++ b/pkg/front_end/testcases/implicit_const_with_static_fields.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.constField
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/implicit_new.dart.hierarchy.expect b/pkg/front_end/testcases/implicit_new.dart.hierarchy.expect
new file mode 100644
index 0000000..9d1c34f
--- /dev/null
+++ b/pkg/front_end/testcases/implicit_new.dart.hierarchy.expect
@@ -0,0 +1,74 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Foo.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Bar:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Bar.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+IndexTester:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    IndexTester.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    IndexTester.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/implicit_scope_test.dart.hierarchy.expect b/pkg/front_end/testcases/implicit_scope_test.dart.hierarchy.expect
new file mode 100644
index 0000000..336c761
--- /dev/null
+++ b/pkg/front_end/testcases/implicit_scope_test.dart.hierarchy.expect
@@ -0,0 +1,452 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+ImplicitScopeTest:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    ImplicitScopeTest.alwaysTrue
+    Object._instanceOf
+    ImplicitScopeTest.testMain
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Expect:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Expect.identical
+    Expect.throwsCastError
+    Expect._fail
+    Expect.notIdentical
+    Expect.isNotNull
+    Expect._getMessage
+    Expect.allIdentical
+    Expect._escapeSubstring
+    Expect.fail
+    Expect._truncateString
+    Expect.isFalse
+    Expect.isTrue
+    Object.toString
+    Expect.subtype
+    Expect.throwsRangeError
+    Expect._stringDifference
+    Expect.throwsArgumentError
+    Expect.stringEquals
+    Object.runtimeType
+    Expect.testError
+    Expect.throwsStateError
+    Object._simpleInstanceOf
+    Expect.isNull
+    Expect.approxEquals
+    Expect.equals
+    Object._instanceOf
+    Expect.allDistinct
+    Expect.throwsTypeError
+    Expect._subtypeAtRuntime
+    Expect.setEquals
+    Object.noSuchMethod
+    Expect.notEquals
+    Expect.listEquals
+    Expect._findEquivalences
+    Expect.mapEquals
+    Object._identityHashCode
+    Expect.throwsUnsupportedError
+    Expect.notType
+    Expect.deepEquals
+    Expect._escapeString
+    Expect.type
+    Object.hashCode
+    Expect.throwsNoSuchMethodError
+    Expect.notSubtype
+    Expect.throws
+    Object._simpleInstanceOfFalse
+    Expect._writeEquivalences
+    Expect.throwsAssertionError
+    Object._simpleInstanceOfTrue
+    Object.==
+    Expect.throwsFormatException
+  classSetters:
+
+Exception:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+ExpectException:
+  superclasses:
+    Object
+  interfaces: Exception
+  classMembers:
+    ExpectException.message
+    ExpectException.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    ExpectException.message
+    ExpectException.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+NoInline:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+AssumeDynamic:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Immutable:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Immutable.reason
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Required:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Required.reason
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_AlwaysThrows:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Checked:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Experimental:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Factory:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_IsTest:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_IsTestGroup:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Literal:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_MustCallSuper:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_OptionalTypeArgs:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Protected:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Sealed:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Virtual:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_VisibleForOverriding:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_VisibleForTesting:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/implicit_this.dart.hierarchy.expect b/pkg/front_end/testcases/implicit_this.dart.hierarchy.expect
new file mode 100644
index 0000000..a5e82af
--- /dev/null
+++ b/pkg/front_end/testcases/implicit_this.dart.hierarchy.expect
@@ -0,0 +1,59 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    C.testC
+  classSetters:
+
+D:
+  superclasses:
+    Object
+      -> C
+  interfaces:
+  classMembers:
+    Object.toString
+    D.testD
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    C.testC
+  classSetters:
diff --git a/pkg/front_end/testcases/incomplete_field_formal_parameter.dart.hierarchy.expect b/pkg/front_end/testcases/incomplete_field_formal_parameter.dart.hierarchy.expect
new file mode 100644
index 0000000..ba00015
--- /dev/null
+++ b/pkg/front_end/testcases/incomplete_field_formal_parameter.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/abstract_class_instantiation.dart.hierarchy.expect b/pkg/front_end/testcases/inference/abstract_class_instantiation.dart.hierarchy.expect
new file mode 100644
index 0000000..db47d25b
--- /dev/null
+++ b/pkg/front_end/testcases/inference/abstract_class_instantiation.dart.hierarchy.expect
@@ -0,0 +1,53 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/assert_initializer.dart.hierarchy.expect b/pkg/front_end/testcases/inference/assert_initializer.dart.hierarchy.expect
new file mode 100644
index 0000000..ba00015
--- /dev/null
+++ b/pkg/front_end/testcases/inference/assert_initializer.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/assign_local.dart.hierarchy.expect b/pkg/front_end/testcases/inference/assign_local.dart.hierarchy.expect
new file mode 100644
index 0000000..38e2563
--- /dev/null
+++ b/pkg/front_end/testcases/inference/assign_local.dart.hierarchy.expect
@@ -0,0 +1,54 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A<T>
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/async_await.dart.hierarchy.expect b/pkg/front_end/testcases/inference/async_await.dart.hierarchy.expect
new file mode 100644
index 0000000..494e3cb
--- /dev/null
+++ b/pkg/front_end/testcases/inference/async_await.dart.hierarchy.expect
@@ -0,0 +1,82 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Future:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Future._falseFuture
+    Future.catchError
+    Object.toString
+    Future._kTrue
+    Future.forEach
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Future.any
+    Object._instanceOf
+    Object.noSuchMethod
+    Future.then
+    Object._identityHashCode
+    Future.doWhile
+    Future._nullFuture
+    Object.hashCode
+    Future.wait
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  classSetters:
+
+MyFuture:
+  superclasses:
+    Object
+  interfaces: Future<int>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Future.catchError
+    Object.toString
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Future.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/bug30251.dart.hierarchy.expect b/pkg/front_end/testcases/inference/bug30251.dart.hierarchy.expect
new file mode 100644
index 0000000..79662a4
--- /dev/null
+++ b/pkg/front_end/testcases/inference/bug30251.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/bug30620.dart.hierarchy.expect b/pkg/front_end/testcases/inference/bug30620.dart.hierarchy.expect
new file mode 100644
index 0000000..7fb975d
--- /dev/null
+++ b/pkg/front_end/testcases/inference/bug30620.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    A.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/bug30620_b.dart.hierarchy.expect b/pkg/front_end/testcases/inference/bug30620_b.dart.hierarchy.expect
new file mode 100644
index 0000000..7fb975d
--- /dev/null
+++ b/pkg/front_end/testcases/inference/bug30620_b.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    A.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/bug30620_c.dart.hierarchy.expect b/pkg/front_end/testcases/inference/bug30620_c.dart.hierarchy.expect
new file mode 100644
index 0000000..7fb975d
--- /dev/null
+++ b/pkg/front_end/testcases/inference/bug30620_c.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    A.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/bug30624.dart.hierarchy.expect b/pkg/front_end/testcases/inference/bug30624.dart.hierarchy.expect
new file mode 100644
index 0000000..adbe429
--- /dev/null
+++ b/pkg/front_end/testcases/inference/bug30624.dart.hierarchy.expect
@@ -0,0 +1,43 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    C.barD
+    C.barE
+    C._default
+    Object.runtimeType
+    Object._simpleInstanceOf
+    C.barA
+    C.barF
+    Object._instanceOf
+    Object.noSuchMethod
+    C.barB
+    Object._identityHashCode
+    C.barC
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/bug31132.dart.hierarchy.expect b/pkg/front_end/testcases/inference/bug31132.dart.hierarchy.expect
new file mode 100644
index 0000000..de1cf73
--- /dev/null
+++ b/pkg/front_end/testcases/inference/bug31132.dart.hierarchy.expect
@@ -0,0 +1,56 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> B
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    C.z
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.z
diff --git a/pkg/front_end/testcases/inference/call_corner_cases.dart.hierarchy.expect b/pkg/front_end/testcases/inference/call_corner_cases.dart.hierarchy.expect
new file mode 100644
index 0000000..c0122ec
--- /dev/null
+++ b/pkg/front_end/testcases/inference/call_corner_cases.dart.hierarchy.expect
@@ -0,0 +1,78 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    A.call
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    B.call
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    D.getB
+    Object.runtimeType
+    Object._simpleInstanceOf
+    D.fieldA
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    D.getA
+    Object._simpleInstanceOfFalse
+    D.fieldB
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    D.fieldA
+    D.fieldB
diff --git a/pkg/front_end/testcases/inference/callable_generic_class.dart.hierarchy.expect b/pkg/front_end/testcases/inference/callable_generic_class.dart.hierarchy.expect
new file mode 100644
index 0000000..3b58d02
--- /dev/null
+++ b/pkg/front_end/testcases/inference/callable_generic_class.dart.hierarchy.expect
@@ -0,0 +1,72 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+ActionDispatcher:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    ActionDispatcher.call
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Bar:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+FooActions:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    FooActions.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/circular_method_inference.dart.hierarchy.expect b/pkg/front_end/testcases/inference/circular_method_inference.dart.hierarchy.expect
new file mode 100644
index 0000000..8d43f04
--- /dev/null
+++ b/pkg/front_end/testcases/inference/circular_method_inference.dart.hierarchy.expect
@@ -0,0 +1,55 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    A.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/conditional_upwards_inference.dart.hierarchy.expect b/pkg/front_end/testcases/inference/conditional_upwards_inference.dart.hierarchy.expect
new file mode 100644
index 0000000..ba00015
--- /dev/null
+++ b/pkg/front_end/testcases/inference/conditional_upwards_inference.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/conflicts_can_happen.dart.hierarchy.expect b/pkg/front_end/testcases/inference/conflicts_can_happen.dart.hierarchy.expect
new file mode 100644
index 0000000..652977b
--- /dev/null
+++ b/pkg/front_end/testcases/inference/conflicts_can_happen.dart.hierarchy.expect
@@ -0,0 +1,158 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I1:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    I1.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    I1.x
+
+I2:
+  superclasses:
+    Object
+      -> I1
+  interfaces:
+  classMembers:
+    I2.y
+    Object.toString
+    I1.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    I2.y
+    I1.x
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    A.a
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    B.a
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C1:
+  superclasses:
+    Object
+  interfaces: A, B
+  classMembers:
+    C1.a
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    C1.a
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+C2:
+  superclasses:
+    Object
+  interfaces: B, A
+  classMembers:
+    C2.a
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    C2.a
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/conflicts_can_happen2.dart.hierarchy.expect b/pkg/front_end/testcases/inference/conflicts_can_happen2.dart.hierarchy.expect
new file mode 100644
index 0000000..bee47d7
--- /dev/null
+++ b/pkg/front_end/testcases/inference/conflicts_can_happen2.dart.hierarchy.expect
@@ -0,0 +1,192 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I1:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    I1.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    I1.x
+
+I2:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    I2.y
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    I2.y
+
+I3:
+  superclasses:
+    Object
+  interfaces: I1, I2
+  classMembers:
+    I3.y
+    Object.toString
+    I3.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    I3.y
+    I3.x
+  interfaceMembers:
+    I3.y
+    Object.toString
+    I3.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    I3.y
+    I3.x
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    A.a
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    B.a
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C1:
+  superclasses:
+    Object
+  interfaces: A, B
+  classMembers:
+    C1.a
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    C1.a
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+C2:
+  superclasses:
+    Object
+  interfaces: A, B
+  classMembers:
+    C2.a
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    C2.a
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/constructors_downwards_with_constraint.dart.hierarchy.expect b/pkg/front_end/testcases/inference/constructors_downwards_with_constraint.dart.hierarchy.expect
new file mode 100644
index 0000000..92187bc
--- /dev/null
+++ b/pkg/front_end/testcases/inference/constructors_downwards_with_constraint.dart.hierarchy.expect
@@ -0,0 +1,71 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/constructors_infer_from_arguments.dart.hierarchy.expect b/pkg/front_end/testcases/inference/constructors_infer_from_arguments.dart.hierarchy.expect
new file mode 100644
index 0000000..dc723b9
--- /dev/null
+++ b/pkg/front_end/testcases/inference/constructors_infer_from_arguments.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.t
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.t
diff --git a/pkg/front_end/testcases/inference/constructors_infer_from_arguments_argument_not_assignable.dart.hierarchy.expect b/pkg/front_end/testcases/inference/constructors_infer_from_arguments_argument_not_assignable.dart.hierarchy.expect
new file mode 100644
index 0000000..2b00288
--- /dev/null
+++ b/pkg/front_end/testcases/inference/constructors_infer_from_arguments_argument_not_assignable.dart.hierarchy.expect
@@ -0,0 +1,70 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+NotA:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/constructors_infer_from_arguments_const.dart.hierarchy.expect b/pkg/front_end/testcases/inference/constructors_infer_from_arguments_const.dart.hierarchy.expect
new file mode 100644
index 0000000..3c1d5a8
--- /dev/null
+++ b/pkg/front_end/testcases/inference/constructors_infer_from_arguments_const.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.t
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/constructors_infer_from_arguments_const_with_upper_bound.dart.hierarchy.expect b/pkg/front_end/testcases/inference/constructors_infer_from_arguments_const_with_upper_bound.dart.hierarchy.expect
new file mode 100644
index 0000000..a9ee54f
--- /dev/null
+++ b/pkg/front_end/testcases/inference/constructors_infer_from_arguments_const_with_upper_bound.dart.hierarchy.expect
@@ -0,0 +1,54 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/constructors_infer_from_arguments_downwards_from_constructor.dart.hierarchy.expect b/pkg/front_end/testcases/inference/constructors_infer_from_arguments_downwards_from_constructor.dart.hierarchy.expect
new file mode 100644
index 0000000..ba00015
--- /dev/null
+++ b/pkg/front_end/testcases/inference/constructors_infer_from_arguments_downwards_from_constructor.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/constructors_infer_from_arguments_factory.dart.hierarchy.expect b/pkg/front_end/testcases/inference/constructors_infer_from_arguments_factory.dart.hierarchy.expect
new file mode 100644
index 0000000..dc723b9
--- /dev/null
+++ b/pkg/front_end/testcases/inference/constructors_infer_from_arguments_factory.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.t
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.t
diff --git a/pkg/front_end/testcases/inference/constructors_infer_from_arguments_factory_calls_constructor.dart.hierarchy.expect b/pkg/front_end/testcases/inference/constructors_infer_from_arguments_factory_calls_constructor.dart.hierarchy.expect
new file mode 100644
index 0000000..897d3ef
--- /dev/null
+++ b/pkg/front_end/testcases/inference/constructors_infer_from_arguments_factory_calls_constructor.dart.hierarchy.expect
@@ -0,0 +1,39 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    A.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.f
diff --git a/pkg/front_end/testcases/inference/constructors_infer_from_arguments_named.dart.hierarchy.expect b/pkg/front_end/testcases/inference/constructors_infer_from_arguments_named.dart.hierarchy.expect
new file mode 100644
index 0000000..dc723b9
--- /dev/null
+++ b/pkg/front_end/testcases/inference/constructors_infer_from_arguments_named.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.t
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.t
diff --git a/pkg/front_end/testcases/inference/constructors_infer_from_arguments_named_factory.dart.hierarchy.expect b/pkg/front_end/testcases/inference/constructors_infer_from_arguments_named_factory.dart.hierarchy.expect
new file mode 100644
index 0000000..dc723b9
--- /dev/null
+++ b/pkg/front_end/testcases/inference/constructors_infer_from_arguments_named_factory.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.t
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.t
diff --git a/pkg/front_end/testcases/inference/constructors_infer_from_arguments_redirecting.dart.hierarchy.expect b/pkg/front_end/testcases/inference/constructors_infer_from_arguments_redirecting.dart.hierarchy.expect
new file mode 100644
index 0000000..dc723b9
--- /dev/null
+++ b/pkg/front_end/testcases/inference/constructors_infer_from_arguments_redirecting.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.t
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.t
diff --git a/pkg/front_end/testcases/inference/constructors_infer_from_arguments_redirecting_factory.dart.hierarchy.expect b/pkg/front_end/testcases/inference/constructors_infer_from_arguments_redirecting_factory.dart.hierarchy.expect
new file mode 100644
index 0000000..0590bd0
--- /dev/null
+++ b/pkg/front_end/testcases/inference/constructors_infer_from_arguments_redirecting_factory.dart.hierarchy.expect
@@ -0,0 +1,73 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.t
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C._redirecting#
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.t
+    C._redirecting#
+
+CImpl:
+  superclasses:
+    Object
+  interfaces: C<T>
+  classMembers:
+    CImpl.t
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    CImpl.t
+  interfaceMembers:
+    CImpl.t
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    CImpl.t
diff --git a/pkg/front_end/testcases/inference/constructors_infer_from_arguments_redirecting_factory_to_factory.dart.hierarchy.expect b/pkg/front_end/testcases/inference/constructors_infer_from_arguments_redirecting_factory_to_factory.dart.hierarchy.expect
new file mode 100644
index 0000000..0590bd0
--- /dev/null
+++ b/pkg/front_end/testcases/inference/constructors_infer_from_arguments_redirecting_factory_to_factory.dart.hierarchy.expect
@@ -0,0 +1,73 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.t
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C._redirecting#
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.t
+    C._redirecting#
+
+CImpl:
+  superclasses:
+    Object
+  interfaces: C<T>
+  classMembers:
+    CImpl.t
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    CImpl.t
+  interfaceMembers:
+    CImpl.t
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    CImpl.t
diff --git a/pkg/front_end/testcases/inference/constructors_inference_f_bounded.dart.hierarchy.expect b/pkg/front_end/testcases/inference/constructors_inference_f_bounded.dart.hierarchy.expect
new file mode 100644
index 0000000..60cd348
--- /dev/null
+++ b/pkg/front_end/testcases/inference/constructors_inference_f_bounded.dart.hierarchy.expect
@@ -0,0 +1,58 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Clonable:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Pair:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Pair.t
+    Object.toString
+    Pair.reversed
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Pair.u
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Pair.t
+    Pair.u
diff --git a/pkg/front_end/testcases/inference/constructors_reverse_type_parameters.dart.hierarchy.expect b/pkg/front_end/testcases/inference/constructors_reverse_type_parameters.dart.hierarchy.expect
new file mode 100644
index 0000000..9a06944
--- /dev/null
+++ b/pkg/front_end/testcases/inference/constructors_reverse_type_parameters.dart.hierarchy.expect
@@ -0,0 +1,41 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Pair:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Pair.t
+    Object.toString
+    Pair.reversed
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Pair.u
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Pair.t
+    Pair.u
diff --git a/pkg/front_end/testcases/inference/constructors_too_many_positional_arguments.dart.hierarchy.expect b/pkg/front_end/testcases/inference/constructors_too_many_positional_arguments.dart.hierarchy.expect
new file mode 100644
index 0000000..196e56d
--- /dev/null
+++ b/pkg/front_end/testcases/inference/constructors_too_many_positional_arguments.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/do_not_infer_overridden_fields_that_explicitly_say_dynamic_infer.dart.hierarchy.expect b/pkg/front_end/testcases/inference/do_not_infer_overridden_fields_that_explicitly_say_dynamic_infer.dart.hierarchy.expect
new file mode 100644
index 0000000..50432e9
--- /dev/null
+++ b/pkg/front_end/testcases/inference/do_not_infer_overridden_fields_that_explicitly_say_dynamic_infer.dart.hierarchy.expect
@@ -0,0 +1,68 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces: A
+  classMembers:
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/dont_infer_field_type_when_initializer_is_null.dart.hierarchy.expect b/pkg/front_end/testcases/inference/dont_infer_field_type_when_initializer_is_null.dart.hierarchy.expect
new file mode 100644
index 0000000..57a735c
--- /dev/null
+++ b/pkg/front_end/testcases/inference/dont_infer_field_type_when_initializer_is_null.dart.hierarchy.expect
@@ -0,0 +1,44 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    A.y
+    Object.toString
+    A.x
+    A.x2
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    A.y2
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.y
+    A.x
+    A.x2
+    A.y2
diff --git a/pkg/front_end/testcases/inference/downward_inference_miscellaneous.dart.hierarchy.expect b/pkg/front_end/testcases/inference/downward_inference_miscellaneous.dart.hierarchy.expect
new file mode 100644
index 0000000..804e9c5
--- /dev/null
+++ b/pkg/front_end/testcases/inference/downward_inference_miscellaneous.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.x
diff --git a/pkg/front_end/testcases/inference/downwards_context_from_inferred_field_type.dart.hierarchy.expect b/pkg/front_end/testcases/inference/downwards_context_from_inferred_field_type.dart.hierarchy.expect
new file mode 100644
index 0000000..824f22f
--- /dev/null
+++ b/pkg/front_end/testcases/inference/downwards_context_from_inferred_field_type.dart.hierarchy.expect
@@ -0,0 +1,68 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces: A
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    B.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    B.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/downwards_inference_annotations.dart.hierarchy.expect b/pkg/front_end/testcases/inference/downwards_inference_annotations.dart.hierarchy.expect
new file mode 100644
index 0000000..d4e27f8
--- /dev/null
+++ b/pkg/front_end/testcases/inference/downwards_inference_annotations.dart.hierarchy.expect
@@ -0,0 +1,70 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Bar:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Baz:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/downwards_inference_annotations_class_members.dart.hierarchy.expect b/pkg/front_end/testcases/inference/downwards_inference_annotations_class_members.dart.hierarchy.expect
new file mode 100644
index 0000000..2e442e8
--- /dev/null
+++ b/pkg/front_end/testcases/inference/downwards_inference_annotations_class_members.dart.hierarchy.expect
@@ -0,0 +1,56 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Bar:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Bar.f
+    Object.toString
+    Bar.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Bar.x
diff --git a/pkg/front_end/testcases/inference/downwards_inference_annotations_for_loop_variable.dart.hierarchy.expect b/pkg/front_end/testcases/inference/downwards_inference_annotations_for_loop_variable.dart.hierarchy.expect
new file mode 100644
index 0000000..6dc6110
--- /dev/null
+++ b/pkg/front_end/testcases/inference/downwards_inference_annotations_for_loop_variable.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/downwards_inference_annotations_locals.dart.hierarchy.expect b/pkg/front_end/testcases/inference/downwards_inference_annotations_locals.dart.hierarchy.expect
new file mode 100644
index 0000000..6dc6110
--- /dev/null
+++ b/pkg/front_end/testcases/inference/downwards_inference_annotations_locals.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/downwards_inference_annotations_locals_referring_to_locals.dart.hierarchy.expect b/pkg/front_end/testcases/inference/downwards_inference_annotations_locals_referring_to_locals.dart.hierarchy.expect
new file mode 100644
index 0000000..6dc6110
--- /dev/null
+++ b/pkg/front_end/testcases/inference/downwards_inference_annotations_locals_referring_to_locals.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/downwards_inference_annotations_parameter.dart.hierarchy.expect b/pkg/front_end/testcases/inference/downwards_inference_annotations_parameter.dart.hierarchy.expect
new file mode 100644
index 0000000..fe2bd42
--- /dev/null
+++ b/pkg/front_end/testcases/inference/downwards_inference_annotations_parameter.dart.hierarchy.expect
@@ -0,0 +1,54 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/downwards_inference_annotations_parameter_local.dart.hierarchy.expect b/pkg/front_end/testcases/inference/downwards_inference_annotations_parameter_local.dart.hierarchy.expect
new file mode 100644
index 0000000..6dc6110
--- /dev/null
+++ b/pkg/front_end/testcases/inference/downwards_inference_annotations_parameter_local.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/downwards_inference_annotations_type_variable.dart.hierarchy.expect b/pkg/front_end/testcases/inference/downwards_inference_annotations_type_variable.dart.hierarchy.expect
new file mode 100644
index 0000000..4a798de
--- /dev/null
+++ b/pkg/front_end/testcases/inference/downwards_inference_annotations_type_variable.dart.hierarchy.expect
@@ -0,0 +1,71 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    D.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/downwards_inference_annotations_type_variable_local.dart.hierarchy.expect b/pkg/front_end/testcases/inference/downwards_inference_annotations_type_variable_local.dart.hierarchy.expect
new file mode 100644
index 0000000..6dc6110
--- /dev/null
+++ b/pkg/front_end/testcases/inference/downwards_inference_annotations_type_variable_local.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/downwards_inference_annotations_typedef.dart.hierarchy.expect b/pkg/front_end/testcases/inference/downwards_inference_annotations_typedef.dart.hierarchy.expect
new file mode 100644
index 0000000..6dc6110
--- /dev/null
+++ b/pkg/front_end/testcases/inference/downwards_inference_annotations_typedef.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/downwards_inference_for_each.dart.hierarchy.expect b/pkg/front_end/testcases/inference/downwards_inference_for_each.dart.hierarchy.expect
new file mode 100644
index 0000000..6392bea
--- /dev/null
+++ b/pkg/front_end/testcases/inference/downwards_inference_for_each.dart.hierarchy.expect
@@ -0,0 +1,129 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Stream:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Stream.asyncExpand
+    Stream.listen
+    Stream.map
+    Stream.pipe
+    Stream.cast
+    Stream.skip
+    Stream.join
+    Stream.asyncMap
+    Stream.toSet
+    Stream.asBroadcastStream
+    Object.toString
+    Stream.handleError
+    Stream.forEach
+    Stream.length
+    Stream.firstWhere
+    Object.runtimeType
+    Stream.isBroadcast
+    Stream.timeout
+    Object._simpleInstanceOf
+    Stream.isEmpty
+    Stream.take
+    Stream.any
+    Stream.transform
+    Stream.where
+    Object._instanceOf
+    Stream.skipWhile
+    Stream.castFrom
+    Stream.toList
+    Object.noSuchMethod
+    Stream.fold
+    Stream.drain
+    Stream.elementAt
+    Stream.distinct
+    Stream.expand
+    Stream.takeWhile
+    Stream.first
+    Object._identityHashCode
+    Object.hashCode
+    Stream.reduce
+    Stream.lastWhere
+    Stream.last
+    Object._simpleInstanceOfFalse
+    Stream.single
+    Stream.every
+    Stream.contains
+    Object._simpleInstanceOfTrue
+    Object.==
+    Stream.singleWhere
+  classSetters:
+
+MyStream:
+  superclasses:
+    Object
+      -> Stream<T>
+  interfaces:
+  classMembers:
+    Stream.asyncExpand
+    Stream.listen
+    Stream.map
+    Stream.pipe
+    Stream.cast
+    Stream.skip
+    Stream.join
+    Stream.asyncMap
+    Stream.toSet
+    Stream.asBroadcastStream
+    Object.toString
+    Stream.handleError
+    Stream.forEach
+    Stream.length
+    Stream.firstWhere
+    Object.runtimeType
+    Stream.isBroadcast
+    Stream.timeout
+    Object._simpleInstanceOf
+    Stream.isEmpty
+    Stream.take
+    Stream.any
+    Stream.transform
+    Stream.where
+    Object._instanceOf
+    Stream.skipWhile
+    Stream.toList
+    Object.noSuchMethod
+    Stream.fold
+    Stream.drain
+    Stream.elementAt
+    Stream.distinct
+    Stream.expand
+    Stream.takeWhile
+    Stream.first
+    Object._identityHashCode
+    Object.hashCode
+    Stream.reduce
+    Stream.lastWhere
+    Stream.last
+    Object._simpleInstanceOfFalse
+    Stream.single
+    Stream.every
+    Stream.contains
+    Object._simpleInstanceOfTrue
+    Object.==
+    Stream.singleWhere
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/downwards_inference_initializing_formal_default_formal.dart.hierarchy.expect b/pkg/front_end/testcases/inference/downwards_inference_initializing_formal_default_formal.dart.hierarchy.expect
new file mode 100644
index 0000000..3de5ead
--- /dev/null
+++ b/pkg/front_end/testcases/inference/downwards_inference_initializing_formal_default_formal.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Foo.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Foo.x
diff --git a/pkg/front_end/testcases/inference/downwards_inference_inside_top_level.dart.hierarchy.expect b/pkg/front_end/testcases/inference/downwards_inference_inside_top_level.dart.hierarchy.expect
new file mode 100644
index 0000000..69ec6ad
--- /dev/null
+++ b/pkg/front_end/testcases/inference/downwards_inference_inside_top_level.dart.hierarchy.expect
@@ -0,0 +1,55 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    A.b
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.b
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/downwards_inference_inside_top_level_2.dart.hierarchy.expect b/pkg/front_end/testcases/inference/downwards_inference_inside_top_level_2.dart.hierarchy.expect
new file mode 100644
index 0000000..196e56d
--- /dev/null
+++ b/pkg/front_end/testcases/inference/downwards_inference_inside_top_level_2.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/downwards_inference_on_constructor_arguments_infer_downwards.dart.hierarchy.expect b/pkg/front_end/testcases/inference/downwards_inference_on_constructor_arguments_infer_downwards.dart.hierarchy.expect
new file mode 100644
index 0000000..30533d0
--- /dev/null
+++ b/pkg/front_end/testcases/inference/downwards_inference_on_constructor_arguments_infer_downwards.dart.hierarchy.expect
@@ -0,0 +1,104 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+F0:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+F1:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+F2:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+F3:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+F4:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/downwards_inference_on_generic_constructor_arguments_empty_list.dart.hierarchy.expect b/pkg/front_end/testcases/inference/downwards_inference_on_generic_constructor_arguments_empty_list.dart.hierarchy.expect
new file mode 100644
index 0000000..52c072a
--- /dev/null
+++ b/pkg/front_end/testcases/inference/downwards_inference_on_generic_constructor_arguments_empty_list.dart.hierarchy.expect
@@ -0,0 +1,53 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+F3:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+F4:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/downwards_inference_on_generic_constructor_arguments_infer_downwards.dart.hierarchy.expect b/pkg/front_end/testcases/inference/downwards_inference_on_generic_constructor_arguments_infer_downwards.dart.hierarchy.expect
new file mode 100644
index 0000000..30533d0
--- /dev/null
+++ b/pkg/front_end/testcases/inference/downwards_inference_on_generic_constructor_arguments_infer_downwards.dart.hierarchy.expect
@@ -0,0 +1,104 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+F0:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+F1:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+F2:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+F3:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+F4:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/downwards_inference_on_instance_creations_infer_downwards.dart.hierarchy.expect b/pkg/front_end/testcases/inference/downwards_inference_on_instance_creations_infer_downwards.dart.hierarchy.expect
new file mode 100644
index 0000000..bb9d22e
--- /dev/null
+++ b/pkg/front_end/testcases/inference/downwards_inference_on_instance_creations_infer_downwards.dart.hierarchy.expect
@@ -0,0 +1,152 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    A.y
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.y
+    A.x
+
+B:
+  superclasses:
+    Object
+      -> A<T, S>
+  interfaces:
+  classMembers:
+    A.y
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.y
+    A.x
+
+C:
+  superclasses:
+    Object
+      -> A<T, S>
+        -> B<S, S>
+  interfaces:
+  classMembers:
+    A.y
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.y
+    A.x
+
+D:
+  superclasses:
+    Object
+      -> A<T, S>
+        -> B<T, int>
+  interfaces:
+  classMembers:
+    A.y
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.y
+    A.x
+
+E:
+  superclasses:
+    Object
+      -> A<C<S>, T>
+  interfaces:
+  classMembers:
+    A.y
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.y
+    A.x
+
+F:
+  superclasses:
+    Object
+      -> A<S, T>
+  interfaces:
+  classMembers:
+    A.y
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.y
+    A.x
diff --git a/pkg/front_end/testcases/inference/downwards_inference_on_list_literals_infer_if_value_types_match_context.dart.hierarchy.expect b/pkg/front_end/testcases/inference/downwards_inference_on_list_literals_infer_if_value_types_match_context.dart.hierarchy.expect
new file mode 100644
index 0000000..7daea18
--- /dev/null
+++ b/pkg/front_end/testcases/inference/downwards_inference_on_list_literals_infer_if_value_types_match_context.dart.hierarchy.expect
@@ -0,0 +1,81 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+DartType:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    C.method
+    C.assertDOf
+    Object._instanceOf
+    Object.noSuchMethod
+    C.assertBOf
+    Object._identityHashCode
+    C.assertCOf
+    C.assertAOf
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.assertBOf
+    C.assertAOf
+
+G:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    G.method
+    G.assertDOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    G.assertAOf
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    G.assertAOf
diff --git a/pkg/front_end/testcases/inference/downwards_inference_yield_yield_star.dart.hierarchy.expect b/pkg/front_end/testcases/inference/downwards_inference_yield_yield_star.dart.hierarchy.expect
new file mode 100644
index 0000000..6392bea
--- /dev/null
+++ b/pkg/front_end/testcases/inference/downwards_inference_yield_yield_star.dart.hierarchy.expect
@@ -0,0 +1,129 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Stream:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Stream.asyncExpand
+    Stream.listen
+    Stream.map
+    Stream.pipe
+    Stream.cast
+    Stream.skip
+    Stream.join
+    Stream.asyncMap
+    Stream.toSet
+    Stream.asBroadcastStream
+    Object.toString
+    Stream.handleError
+    Stream.forEach
+    Stream.length
+    Stream.firstWhere
+    Object.runtimeType
+    Stream.isBroadcast
+    Stream.timeout
+    Object._simpleInstanceOf
+    Stream.isEmpty
+    Stream.take
+    Stream.any
+    Stream.transform
+    Stream.where
+    Object._instanceOf
+    Stream.skipWhile
+    Stream.castFrom
+    Stream.toList
+    Object.noSuchMethod
+    Stream.fold
+    Stream.drain
+    Stream.elementAt
+    Stream.distinct
+    Stream.expand
+    Stream.takeWhile
+    Stream.first
+    Object._identityHashCode
+    Object.hashCode
+    Stream.reduce
+    Stream.lastWhere
+    Stream.last
+    Object._simpleInstanceOfFalse
+    Stream.single
+    Stream.every
+    Stream.contains
+    Object._simpleInstanceOfTrue
+    Object.==
+    Stream.singleWhere
+  classSetters:
+
+MyStream:
+  superclasses:
+    Object
+      -> Stream<T>
+  interfaces:
+  classMembers:
+    Stream.asyncExpand
+    Stream.listen
+    Stream.map
+    Stream.pipe
+    Stream.cast
+    Stream.skip
+    Stream.join
+    Stream.asyncMap
+    Stream.toSet
+    Stream.asBroadcastStream
+    Object.toString
+    Stream.handleError
+    Stream.forEach
+    Stream.length
+    Stream.firstWhere
+    Object.runtimeType
+    Stream.isBroadcast
+    Stream.timeout
+    Object._simpleInstanceOf
+    Stream.isEmpty
+    Stream.take
+    Stream.any
+    Stream.transform
+    Stream.where
+    Object._instanceOf
+    Stream.skipWhile
+    Stream.toList
+    Object.noSuchMethod
+    Stream.fold
+    Stream.drain
+    Stream.elementAt
+    Stream.distinct
+    Stream.expand
+    Stream.takeWhile
+    Stream.first
+    Object._identityHashCode
+    Object.hashCode
+    Stream.reduce
+    Stream.lastWhere
+    Stream.last
+    Object._simpleInstanceOfFalse
+    Stream.single
+    Stream.every
+    Stream.contains
+    Object._simpleInstanceOfTrue
+    Object.==
+    Stream.singleWhere
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/dynamic_methods.dart.hierarchy.expect b/pkg/front_end/testcases/inference/dynamic_methods.dart.hierarchy.expect
new file mode 100644
index 0000000..35e1300
--- /dev/null
+++ b/pkg/front_end/testcases/inference/dynamic_methods.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Foo.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/field_initializer_context_explicit.dart.hierarchy.expect b/pkg/front_end/testcases/inference/field_initializer_context_explicit.dart.hierarchy.expect
new file mode 100644
index 0000000..79662a4
--- /dev/null
+++ b/pkg/front_end/testcases/inference/field_initializer_context_explicit.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/field_initializer_context_implicit.dart.hierarchy.expect b/pkg/front_end/testcases/inference/field_initializer_context_implicit.dart.hierarchy.expect
new file mode 100644
index 0000000..00b2c95
--- /dev/null
+++ b/pkg/front_end/testcases/inference/field_initializer_context_implicit.dart.hierarchy.expect
@@ -0,0 +1,68 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces: B
+  classMembers:
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/field_initializer_context_this.dart.hierarchy.expect b/pkg/front_end/testcases/inference/field_initializer_context_this.dart.hierarchy.expect
new file mode 100644
index 0000000..79662a4
--- /dev/null
+++ b/pkg/front_end/testcases/inference/field_initializer_context_this.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/field_initializer_parameter.dart.hierarchy.expect b/pkg/front_end/testcases/inference/field_initializer_parameter.dart.hierarchy.expect
new file mode 100644
index 0000000..79662a4
--- /dev/null
+++ b/pkg/front_end/testcases/inference/field_initializer_parameter.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/field_refers_to_static_getter.dart.hierarchy.expect b/pkg/front_end/testcases/inference/field_refers_to_static_getter.dart.hierarchy.expect
new file mode 100644
index 0000000..f750a07
--- /dev/null
+++ b/pkg/front_end/testcases/inference/field_refers_to_static_getter.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    C._x
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/field_refers_to_top_level_getter.dart.hierarchy.expect b/pkg/front_end/testcases/inference/field_refers_to_top_level_getter.dart.hierarchy.expect
new file mode 100644
index 0000000..79662a4
--- /dev/null
+++ b/pkg/front_end/testcases/inference/field_refers_to_top_level_getter.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/future_then.dart.hierarchy.expect b/pkg/front_end/testcases/inference/future_then.dart.hierarchy.expect
new file mode 100644
index 0000000..06d97d1
--- /dev/null
+++ b/pkg/front_end/testcases/inference/future_then.dart.hierarchy.expect
@@ -0,0 +1,83 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Future:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Future._falseFuture
+    Future.catchError
+    Object.toString
+    Future._kTrue
+    Future.forEach
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Future.any
+    Object._instanceOf
+    Object.noSuchMethod
+    Future.then
+    Object._identityHashCode
+    Future.doWhile
+    Future._nullFuture
+    Object.hashCode
+    Future.wait
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  classSetters:
+
+MyFuture:
+  superclasses:
+    Object
+  interfaces: Future<T>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Future.catchError
+    Object.toString
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/future_then_2.dart.hierarchy.expect b/pkg/front_end/testcases/inference/future_then_2.dart.hierarchy.expect
new file mode 100644
index 0000000..06d97d1
--- /dev/null
+++ b/pkg/front_end/testcases/inference/future_then_2.dart.hierarchy.expect
@@ -0,0 +1,83 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Future:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Future._falseFuture
+    Future.catchError
+    Object.toString
+    Future._kTrue
+    Future.forEach
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Future.any
+    Object._instanceOf
+    Object.noSuchMethod
+    Future.then
+    Object._identityHashCode
+    Future.doWhile
+    Future._nullFuture
+    Object.hashCode
+    Future.wait
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  classSetters:
+
+MyFuture:
+  superclasses:
+    Object
+  interfaces: Future<T>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Future.catchError
+    Object.toString
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/future_then_3.dart.hierarchy.expect b/pkg/front_end/testcases/inference/future_then_3.dart.hierarchy.expect
new file mode 100644
index 0000000..06d97d1
--- /dev/null
+++ b/pkg/front_end/testcases/inference/future_then_3.dart.hierarchy.expect
@@ -0,0 +1,83 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Future:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Future._falseFuture
+    Future.catchError
+    Object.toString
+    Future._kTrue
+    Future.forEach
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Future.any
+    Object._instanceOf
+    Object.noSuchMethod
+    Future.then
+    Object._identityHashCode
+    Future.doWhile
+    Future._nullFuture
+    Object.hashCode
+    Future.wait
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  classSetters:
+
+MyFuture:
+  superclasses:
+    Object
+  interfaces: Future<T>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Future.catchError
+    Object.toString
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/future_then_4.dart.hierarchy.expect b/pkg/front_end/testcases/inference/future_then_4.dart.hierarchy.expect
new file mode 100644
index 0000000..06d97d1
--- /dev/null
+++ b/pkg/front_end/testcases/inference/future_then_4.dart.hierarchy.expect
@@ -0,0 +1,83 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Future:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Future._falseFuture
+    Future.catchError
+    Object.toString
+    Future._kTrue
+    Future.forEach
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Future.any
+    Object._instanceOf
+    Object.noSuchMethod
+    Future.then
+    Object._identityHashCode
+    Future.doWhile
+    Future._nullFuture
+    Object.hashCode
+    Future.wait
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  classSetters:
+
+MyFuture:
+  superclasses:
+    Object
+  interfaces: Future<T>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Future.catchError
+    Object.toString
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/future_then_5.dart.hierarchy.expect b/pkg/front_end/testcases/inference/future_then_5.dart.hierarchy.expect
new file mode 100644
index 0000000..06d97d1
--- /dev/null
+++ b/pkg/front_end/testcases/inference/future_then_5.dart.hierarchy.expect
@@ -0,0 +1,83 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Future:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Future._falseFuture
+    Future.catchError
+    Object.toString
+    Future._kTrue
+    Future.forEach
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Future.any
+    Object._instanceOf
+    Object.noSuchMethod
+    Future.then
+    Object._identityHashCode
+    Future.doWhile
+    Future._nullFuture
+    Object.hashCode
+    Future.wait
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  classSetters:
+
+MyFuture:
+  superclasses:
+    Object
+  interfaces: Future<T>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Future.catchError
+    Object.toString
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/future_then_6.dart.hierarchy.expect b/pkg/front_end/testcases/inference/future_then_6.dart.hierarchy.expect
new file mode 100644
index 0000000..06d97d1
--- /dev/null
+++ b/pkg/front_end/testcases/inference/future_then_6.dart.hierarchy.expect
@@ -0,0 +1,83 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Future:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Future._falseFuture
+    Future.catchError
+    Object.toString
+    Future._kTrue
+    Future.forEach
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Future.any
+    Object._instanceOf
+    Object.noSuchMethod
+    Future.then
+    Object._identityHashCode
+    Future.doWhile
+    Future._nullFuture
+    Object.hashCode
+    Future.wait
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  classSetters:
+
+MyFuture:
+  superclasses:
+    Object
+  interfaces: Future<T>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Future.catchError
+    Object.toString
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/future_then_conditional.dart.hierarchy.expect b/pkg/front_end/testcases/inference/future_then_conditional.dart.hierarchy.expect
new file mode 100644
index 0000000..06d97d1
--- /dev/null
+++ b/pkg/front_end/testcases/inference/future_then_conditional.dart.hierarchy.expect
@@ -0,0 +1,83 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Future:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Future._falseFuture
+    Future.catchError
+    Object.toString
+    Future._kTrue
+    Future.forEach
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Future.any
+    Object._instanceOf
+    Object.noSuchMethod
+    Future.then
+    Object._identityHashCode
+    Future.doWhile
+    Future._nullFuture
+    Object.hashCode
+    Future.wait
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  classSetters:
+
+MyFuture:
+  superclasses:
+    Object
+  interfaces: Future<T>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Future.catchError
+    Object.toString
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/future_then_conditional_2.dart.hierarchy.expect b/pkg/front_end/testcases/inference/future_then_conditional_2.dart.hierarchy.expect
new file mode 100644
index 0000000..06d97d1
--- /dev/null
+++ b/pkg/front_end/testcases/inference/future_then_conditional_2.dart.hierarchy.expect
@@ -0,0 +1,83 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Future:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Future._falseFuture
+    Future.catchError
+    Object.toString
+    Future._kTrue
+    Future.forEach
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Future.any
+    Object._instanceOf
+    Object.noSuchMethod
+    Future.then
+    Object._identityHashCode
+    Future.doWhile
+    Future._nullFuture
+    Object.hashCode
+    Future.wait
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  classSetters:
+
+MyFuture:
+  superclasses:
+    Object
+  interfaces: Future<T>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Future.catchError
+    Object.toString
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/future_then_conditional_3.dart.hierarchy.expect b/pkg/front_end/testcases/inference/future_then_conditional_3.dart.hierarchy.expect
new file mode 100644
index 0000000..06d97d1
--- /dev/null
+++ b/pkg/front_end/testcases/inference/future_then_conditional_3.dart.hierarchy.expect
@@ -0,0 +1,83 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Future:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Future._falseFuture
+    Future.catchError
+    Object.toString
+    Future._kTrue
+    Future.forEach
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Future.any
+    Object._instanceOf
+    Object.noSuchMethod
+    Future.then
+    Object._identityHashCode
+    Future.doWhile
+    Future._nullFuture
+    Object.hashCode
+    Future.wait
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  classSetters:
+
+MyFuture:
+  superclasses:
+    Object
+  interfaces: Future<T>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Future.catchError
+    Object.toString
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/future_then_conditional_4.dart.hierarchy.expect b/pkg/front_end/testcases/inference/future_then_conditional_4.dart.hierarchy.expect
new file mode 100644
index 0000000..06d97d1
--- /dev/null
+++ b/pkg/front_end/testcases/inference/future_then_conditional_4.dart.hierarchy.expect
@@ -0,0 +1,83 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Future:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Future._falseFuture
+    Future.catchError
+    Object.toString
+    Future._kTrue
+    Future.forEach
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Future.any
+    Object._instanceOf
+    Object.noSuchMethod
+    Future.then
+    Object._identityHashCode
+    Future.doWhile
+    Future._nullFuture
+    Object.hashCode
+    Future.wait
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  classSetters:
+
+MyFuture:
+  superclasses:
+    Object
+  interfaces: Future<T>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Future.catchError
+    Object.toString
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/future_then_conditional_5.dart.hierarchy.expect b/pkg/front_end/testcases/inference/future_then_conditional_5.dart.hierarchy.expect
new file mode 100644
index 0000000..06d97d1
--- /dev/null
+++ b/pkg/front_end/testcases/inference/future_then_conditional_5.dart.hierarchy.expect
@@ -0,0 +1,83 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Future:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Future._falseFuture
+    Future.catchError
+    Object.toString
+    Future._kTrue
+    Future.forEach
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Future.any
+    Object._instanceOf
+    Object.noSuchMethod
+    Future.then
+    Object._identityHashCode
+    Future.doWhile
+    Future._nullFuture
+    Object.hashCode
+    Future.wait
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  classSetters:
+
+MyFuture:
+  superclasses:
+    Object
+  interfaces: Future<T>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Future.catchError
+    Object.toString
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/future_then_conditional_6.dart.hierarchy.expect b/pkg/front_end/testcases/inference/future_then_conditional_6.dart.hierarchy.expect
new file mode 100644
index 0000000..06d97d1
--- /dev/null
+++ b/pkg/front_end/testcases/inference/future_then_conditional_6.dart.hierarchy.expect
@@ -0,0 +1,83 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Future:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Future._falseFuture
+    Future.catchError
+    Object.toString
+    Future._kTrue
+    Future.forEach
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Future.any
+    Object._instanceOf
+    Object.noSuchMethod
+    Future.then
+    Object._identityHashCode
+    Future.doWhile
+    Future._nullFuture
+    Object.hashCode
+    Future.wait
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  classSetters:
+
+MyFuture:
+  superclasses:
+    Object
+  interfaces: Future<T>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Future.catchError
+    Object.toString
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/future_then_ifNull.dart.hierarchy.expect b/pkg/front_end/testcases/inference/future_then_ifNull.dart.hierarchy.expect
new file mode 100644
index 0000000..06d97d1
--- /dev/null
+++ b/pkg/front_end/testcases/inference/future_then_ifNull.dart.hierarchy.expect
@@ -0,0 +1,83 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Future:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Future._falseFuture
+    Future.catchError
+    Object.toString
+    Future._kTrue
+    Future.forEach
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Future.any
+    Object._instanceOf
+    Object.noSuchMethod
+    Future.then
+    Object._identityHashCode
+    Future.doWhile
+    Future._nullFuture
+    Object.hashCode
+    Future.wait
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  classSetters:
+
+MyFuture:
+  superclasses:
+    Object
+  interfaces: Future<T>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Future.catchError
+    Object.toString
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/future_then_upwards.dart.hierarchy.expect b/pkg/front_end/testcases/inference/future_then_upwards.dart.hierarchy.expect
new file mode 100644
index 0000000..06d97d1
--- /dev/null
+++ b/pkg/front_end/testcases/inference/future_then_upwards.dart.hierarchy.expect
@@ -0,0 +1,83 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Future:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Future._falseFuture
+    Future.catchError
+    Object.toString
+    Future._kTrue
+    Future.forEach
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Future.any
+    Object._instanceOf
+    Object.noSuchMethod
+    Future.then
+    Object._identityHashCode
+    Future.doWhile
+    Future._nullFuture
+    Object.hashCode
+    Future.wait
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  classSetters:
+
+MyFuture:
+  superclasses:
+    Object
+  interfaces: Future<T>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Future.catchError
+    Object.toString
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/future_then_upwards_2.dart.hierarchy.expect b/pkg/front_end/testcases/inference/future_then_upwards_2.dart.hierarchy.expect
new file mode 100644
index 0000000..06d97d1
--- /dev/null
+++ b/pkg/front_end/testcases/inference/future_then_upwards_2.dart.hierarchy.expect
@@ -0,0 +1,83 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Future:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Future._falseFuture
+    Future.catchError
+    Object.toString
+    Future._kTrue
+    Future.forEach
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Future.any
+    Object._instanceOf
+    Object.noSuchMethod
+    Future.then
+    Object._identityHashCode
+    Future.doWhile
+    Future._nullFuture
+    Object.hashCode
+    Future.wait
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  classSetters:
+
+MyFuture:
+  superclasses:
+    Object
+  interfaces: Future<T>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Future.catchError
+    Object.toString
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/future_then_upwards_3.dart.hierarchy.expect b/pkg/front_end/testcases/inference/future_then_upwards_3.dart.hierarchy.expect
new file mode 100644
index 0000000..06d97d1
--- /dev/null
+++ b/pkg/front_end/testcases/inference/future_then_upwards_3.dart.hierarchy.expect
@@ -0,0 +1,83 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Future:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Future._falseFuture
+    Future.catchError
+    Object.toString
+    Future._kTrue
+    Future.forEach
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Future.any
+    Object._instanceOf
+    Object.noSuchMethod
+    Future.then
+    Object._identityHashCode
+    Future.doWhile
+    Future._nullFuture
+    Object.hashCode
+    Future.wait
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  classSetters:
+
+MyFuture:
+  superclasses:
+    Object
+  interfaces: Future<T>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Future.catchError
+    Object.toString
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/future_union_async_conditional.dart.hierarchy.expect b/pkg/front_end/testcases/inference/future_union_async_conditional.dart.hierarchy.expect
new file mode 100644
index 0000000..06d97d1
--- /dev/null
+++ b/pkg/front_end/testcases/inference/future_union_async_conditional.dart.hierarchy.expect
@@ -0,0 +1,83 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Future:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Future._falseFuture
+    Future.catchError
+    Object.toString
+    Future._kTrue
+    Future.forEach
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Future.any
+    Object._instanceOf
+    Object.noSuchMethod
+    Future.then
+    Object._identityHashCode
+    Future.doWhile
+    Future._nullFuture
+    Object.hashCode
+    Future.wait
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  classSetters:
+
+MyFuture:
+  superclasses:
+    Object
+  interfaces: Future<T>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Future.catchError
+    Object.toString
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/future_union_async_conditional_2.dart.hierarchy.expect b/pkg/front_end/testcases/inference/future_union_async_conditional_2.dart.hierarchy.expect
new file mode 100644
index 0000000..06d97d1
--- /dev/null
+++ b/pkg/front_end/testcases/inference/future_union_async_conditional_2.dart.hierarchy.expect
@@ -0,0 +1,83 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Future:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Future._falseFuture
+    Future.catchError
+    Object.toString
+    Future._kTrue
+    Future.forEach
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Future.any
+    Object._instanceOf
+    Object.noSuchMethod
+    Future.then
+    Object._identityHashCode
+    Future.doWhile
+    Future._nullFuture
+    Object.hashCode
+    Future.wait
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  classSetters:
+
+MyFuture:
+  superclasses:
+    Object
+  interfaces: Future<T>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Future.catchError
+    Object.toString
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/future_union_downwards.dart.hierarchy.expect b/pkg/front_end/testcases/inference/future_union_downwards.dart.hierarchy.expect
new file mode 100644
index 0000000..06d97d1
--- /dev/null
+++ b/pkg/front_end/testcases/inference/future_union_downwards.dart.hierarchy.expect
@@ -0,0 +1,83 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Future:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Future._falseFuture
+    Future.catchError
+    Object.toString
+    Future._kTrue
+    Future.forEach
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Future.any
+    Object._instanceOf
+    Object.noSuchMethod
+    Future.then
+    Object._identityHashCode
+    Future.doWhile
+    Future._nullFuture
+    Object.hashCode
+    Future.wait
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  classSetters:
+
+MyFuture:
+  superclasses:
+    Object
+  interfaces: Future<T>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Future.catchError
+    Object.toString
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/future_union_downwards_2.dart.hierarchy.expect b/pkg/front_end/testcases/inference/future_union_downwards_2.dart.hierarchy.expect
new file mode 100644
index 0000000..06d97d1
--- /dev/null
+++ b/pkg/front_end/testcases/inference/future_union_downwards_2.dart.hierarchy.expect
@@ -0,0 +1,83 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Future:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Future._falseFuture
+    Future.catchError
+    Object.toString
+    Future._kTrue
+    Future.forEach
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Future.any
+    Object._instanceOf
+    Object.noSuchMethod
+    Future.then
+    Object._identityHashCode
+    Future.doWhile
+    Future._nullFuture
+    Object.hashCode
+    Future.wait
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  classSetters:
+
+MyFuture:
+  superclasses:
+    Object
+  interfaces: Future<T>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Future.catchError
+    Object.toString
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/future_union_downwards_3.dart.hierarchy.expect b/pkg/front_end/testcases/inference/future_union_downwards_3.dart.hierarchy.expect
new file mode 100644
index 0000000..06d97d1
--- /dev/null
+++ b/pkg/front_end/testcases/inference/future_union_downwards_3.dart.hierarchy.expect
@@ -0,0 +1,83 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Future:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Future._falseFuture
+    Future.catchError
+    Object.toString
+    Future._kTrue
+    Future.forEach
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Future.any
+    Object._instanceOf
+    Object.noSuchMethod
+    Future.then
+    Object._identityHashCode
+    Future.doWhile
+    Future._nullFuture
+    Object.hashCode
+    Future.wait
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  classSetters:
+
+MyFuture:
+  superclasses:
+    Object
+  interfaces: Future<T>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Future.catchError
+    Object.toString
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/future_union_downwards_4.dart.hierarchy.expect b/pkg/front_end/testcases/inference/future_union_downwards_4.dart.hierarchy.expect
new file mode 100644
index 0000000..06d97d1
--- /dev/null
+++ b/pkg/front_end/testcases/inference/future_union_downwards_4.dart.hierarchy.expect
@@ -0,0 +1,83 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Future:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Future._falseFuture
+    Future.catchError
+    Object.toString
+    Future._kTrue
+    Future.forEach
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Future.any
+    Object._instanceOf
+    Object.noSuchMethod
+    Future.then
+    Object._identityHashCode
+    Future.doWhile
+    Future._nullFuture
+    Object.hashCode
+    Future.wait
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  classSetters:
+
+MyFuture:
+  superclasses:
+    Object
+  interfaces: Future<T>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Future.catchError
+    Object.toString
+    Future.whenComplete
+    Object.runtimeType
+    Future.timeout
+    Object._simpleInstanceOf
+    Object._instanceOf
+    MyFuture.noSuchMethod
+    MyFuture.then
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Future.asStream
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/future_union_downwards_generic_method_with_future_return.dart.hierarchy.expect b/pkg/front_end/testcases/inference/future_union_downwards_generic_method_with_future_return.dart.hierarchy.expect
new file mode 100644
index 0000000..196e56d
--- /dev/null
+++ b/pkg/front_end/testcases/inference/future_union_downwards_generic_method_with_future_return.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/future_union_upwards_generic_methods.dart.hierarchy.expect b/pkg/front_end/testcases/inference/future_union_upwards_generic_methods.dart.hierarchy.expect
new file mode 100644
index 0000000..56ea0e2
--- /dev/null
+++ b/pkg/front_end/testcases/inference/future_union_upwards_generic_methods.dart.hierarchy.expect
@@ -0,0 +1,72 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/generic_methods_correctly_recognize_generic_upper_bound.dart.hierarchy.expect b/pkg/front_end/testcases/inference/generic_methods_correctly_recognize_generic_upper_bound.dart.hierarchy.expect
new file mode 100644
index 0000000..3da2e02
--- /dev/null
+++ b/pkg/front_end/testcases/inference/generic_methods_correctly_recognize_generic_upper_bound.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Foo.method
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/generic_methods_do_not_infer_invalid_override_of_generic_method.dart.hierarchy.expect b/pkg/front_end/testcases/inference/generic_methods_do_not_infer_invalid_override_of_generic_method.dart.hierarchy.expect
new file mode 100644
index 0000000..6dc6aff
--- /dev/null
+++ b/pkg/front_end/testcases/inference/generic_methods_do_not_infer_invalid_override_of_generic_method.dart.hierarchy.expect
@@ -0,0 +1,56 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+      -> C
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    D.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/generic_methods_handle_override_of_non_generic_with_generic.dart.hierarchy.expect b/pkg/front_end/testcases/inference/generic_methods_handle_override_of_non_generic_with_generic.dart.hierarchy.expect
new file mode 100644
index 0000000..8efc4cc
--- /dev/null
+++ b/pkg/front_end/testcases/inference/generic_methods_handle_override_of_non_generic_with_generic.dart.hierarchy.expect
@@ -0,0 +1,58 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    C.g
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+      -> C
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    D.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    D.g
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/generic_methods_infer_generic_function_parameter_type.dart.hierarchy.expect b/pkg/front_end/testcases/inference/generic_methods_infer_generic_function_parameter_type.dart.hierarchy.expect
new file mode 100644
index 0000000..973bb22
--- /dev/null
+++ b/pkg/front_end/testcases/inference/generic_methods_infer_generic_function_parameter_type.dart.hierarchy.expect
@@ -0,0 +1,56 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    D.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> D<T>
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/generic_methods_infer_generic_function_parameter_type2.dart.hierarchy.expect b/pkg/front_end/testcases/inference/generic_methods_infer_generic_function_parameter_type2.dart.hierarchy.expect
new file mode 100644
index 0000000..973bb22
--- /dev/null
+++ b/pkg/front_end/testcases/inference/generic_methods_infer_generic_function_parameter_type2.dart.hierarchy.expect
@@ -0,0 +1,56 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    D.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> D<T>
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/generic_methods_infer_generic_function_return_type.dart.hierarchy.expect b/pkg/front_end/testcases/inference/generic_methods_infer_generic_function_return_type.dart.hierarchy.expect
new file mode 100644
index 0000000..973bb22
--- /dev/null
+++ b/pkg/front_end/testcases/inference/generic_methods_infer_generic_function_return_type.dart.hierarchy.expect
@@ -0,0 +1,56 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    D.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> D<T>
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/generic_methods_infer_generic_instantiation.dart.hierarchy.expect b/pkg/front_end/testcases/inference/generic_methods_infer_generic_instantiation.dart.hierarchy.expect
new file mode 100644
index 0000000..62a1574
--- /dev/null
+++ b/pkg/front_end/testcases/inference/generic_methods_infer_generic_instantiation.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/generic_methods_infer_generic_method_type.dart.hierarchy.expect b/pkg/front_end/testcases/inference/generic_methods_infer_generic_method_type.dart.hierarchy.expect
new file mode 100644
index 0000000..6dc6aff
--- /dev/null
+++ b/pkg/front_end/testcases/inference/generic_methods_infer_generic_method_type.dart.hierarchy.expect
@@ -0,0 +1,56 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+      -> C
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    D.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/generic_methods_nested_generic_instantiation.dart.hierarchy.expect b/pkg/front_end/testcases/inference/generic_methods_nested_generic_instantiation.dart.hierarchy.expect
new file mode 100644
index 0000000..ca9315e
--- /dev/null
+++ b/pkg/front_end/testcases/inference/generic_methods_nested_generic_instantiation.dart.hierarchy.expect
@@ -0,0 +1,57 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Trace:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Trace.frames
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Trace.frames
+
+Frame:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Frame.location
+  classSetters:
+    Frame.location
diff --git a/pkg/front_end/testcases/inference/greatest_closure_multiple_params.dart.hierarchy.expect b/pkg/front_end/testcases/inference/greatest_closure_multiple_params.dart.hierarchy.expect
new file mode 100644
index 0000000..592e452
--- /dev/null
+++ b/pkg/front_end/testcases/inference/greatest_closure_multiple_params.dart.hierarchy.expect
@@ -0,0 +1,39 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.sort
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    C._compareAny
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    C.sort2
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/index_assign_operator_return_type.dart.hierarchy.expect b/pkg/front_end/testcases/inference/index_assign_operator_return_type.dart.hierarchy.expect
new file mode 100644
index 0000000..f7551a4
--- /dev/null
+++ b/pkg/front_end/testcases/inference/index_assign_operator_return_type.dart.hierarchy.expect
@@ -0,0 +1,87 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    I.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+      -> C
+  interfaces: I
+  classMembers:
+    D.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    D.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/index_assign_operator_return_type_2.dart.hierarchy.expect b/pkg/front_end/testcases/inference/index_assign_operator_return_type_2.dart.hierarchy.expect
new file mode 100644
index 0000000..f7551a4
--- /dev/null
+++ b/pkg/front_end/testcases/inference/index_assign_operator_return_type_2.dart.hierarchy.expect
@@ -0,0 +1,87 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    I.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+      -> C
+  interfaces: I
+  classMembers:
+    D.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    D.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/infer_accessor_from_later_inferred_field.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_accessor_from_later_inferred_field.dart.hierarchy.expect
new file mode 100644
index 0000000..0d0e29f
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_accessor_from_later_inferred_field.dart.hierarchy.expect
@@ -0,0 +1,71 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B.x
+
+A:
+  superclasses:
+    Object
+  interfaces: B
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.x
+  interfaceMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    A.x
diff --git a/pkg/front_end/testcases/inference/infer_assign_to_implicit_this.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_assign_to_implicit_this.dart.hierarchy.expect
new file mode 100644
index 0000000..315581c
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_assign_to_implicit_this.dart.hierarchy.expect
@@ -0,0 +1,101 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.&
+    B.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> A
+        -> B
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.&
+    B.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
+
+Test:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Test.member
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test.test
+  classSetters:
+    Test.member
diff --git a/pkg/front_end/testcases/inference/infer_assign_to_implicit_this_upwards.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_assign_to_implicit_this_upwards.dart.hierarchy.expect
new file mode 100644
index 0000000..03e1145
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_assign_to_implicit_this_upwards.dart.hierarchy.expect
@@ -0,0 +1,79 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Test1:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Test1.t
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test1.test
+  classSetters:
+    Test1.t
+
+Test2:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Test2.t
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test2.test
+  classSetters:
+    Test2.t
+
+Test3:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Test3.t
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Test3.test3
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Test3.t
diff --git a/pkg/front_end/testcases/inference/infer_assign_to_index_full.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_assign_to_index_full.dart.hierarchy.expect
new file mode 100644
index 0000000..6e9f0e0
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_assign_to_index_full.dart.hierarchy.expect
@@ -0,0 +1,118 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Index:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.&
+    B.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> A
+        -> B
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.&
+    B.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
+
+Test:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Test.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Test.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test.test
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/infer_assign_to_index_super.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_assign_to_index_super.dart.hierarchy.expect
new file mode 100644
index 0000000..0d88d4d
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_assign_to_index_super.dart.hierarchy.expect
@@ -0,0 +1,138 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Index:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.&
+    B.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> A
+        -> B
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.&
+    B.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
+
+Base:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Base.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Base.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Test:
+  superclasses:
+    Object
+      -> Base
+  interfaces:
+  classMembers:
+    Base.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Base.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test.test
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/infer_assign_to_index_this.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_assign_to_index_this.dart.hierarchy.expect
new file mode 100644
index 0000000..6e9f0e0
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_assign_to_index_this.dart.hierarchy.expect
@@ -0,0 +1,118 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Index:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.&
+    B.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> A
+        -> B
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.&
+    B.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
+
+Test:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Test.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Test.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test.test
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/infer_assign_to_local.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_assign_to_local.dart.hierarchy.expect
new file mode 100644
index 0000000..103f020
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_assign_to_local.dart.hierarchy.expect
@@ -0,0 +1,81 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.&
+    B.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> A
+        -> B
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.&
+    B.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/infer_assign_to_property_full.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_assign_to_property_full.dart.hierarchy.expect
new file mode 100644
index 0000000..315581c
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_assign_to_property_full.dart.hierarchy.expect
@@ -0,0 +1,101 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.&
+    B.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> A
+        -> B
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.&
+    B.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
+
+Test:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Test.member
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test.test
+  classSetters:
+    Test.member
diff --git a/pkg/front_end/testcases/inference/infer_assign_to_property_null_aware.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_assign_to_property_null_aware.dart.hierarchy.expect
new file mode 100644
index 0000000..315581c
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_assign_to_property_null_aware.dart.hierarchy.expect
@@ -0,0 +1,101 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.&
+    B.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> A
+        -> B
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.&
+    B.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
+
+Test:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Test.member
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test.test
+  classSetters:
+    Test.member
diff --git a/pkg/front_end/testcases/inference/infer_assign_to_property_null_aware_upwards.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_assign_to_property_null_aware_upwards.dart.hierarchy.expect
new file mode 100644
index 0000000..d489c28
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_assign_to_property_null_aware_upwards.dart.hierarchy.expect
@@ -0,0 +1,79 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Test1:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Test1.prop
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test1.test
+  classSetters:
+    Test1.prop
+
+Test2:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Test2.prop
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test2.test
+  classSetters:
+    Test2.prop
+
+Test3:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Test3.prop
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Test3.test3
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Test3.prop
diff --git a/pkg/front_end/testcases/inference/infer_assign_to_property_super.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_assign_to_property_super.dart.hierarchy.expect
new file mode 100644
index 0000000..7cf7949
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_assign_to_property_super.dart.hierarchy.expect
@@ -0,0 +1,121 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.&
+    B.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> A
+        -> B
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.&
+    B.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
+
+Base:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Base.member
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Base.member
+
+Test:
+  superclasses:
+    Object
+      -> Base
+  interfaces:
+  classMembers:
+    Base.member
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test.test
+  classSetters:
+    Base.member
diff --git a/pkg/front_end/testcases/inference/infer_assign_to_property_super_upwards.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_assign_to_property_super_upwards.dart.hierarchy.expect
new file mode 100644
index 0000000..2c693c5
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_assign_to_property_super_upwards.dart.hierarchy.expect
@@ -0,0 +1,117 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Base:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Base.intProp
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Base.numProp
+    Base.doubleProp
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Base.intProp
+    Base.numProp
+    Base.doubleProp
+
+Test1:
+  superclasses:
+    Object
+      -> Base
+  interfaces:
+  classMembers:
+    Base.intProp
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Base.numProp
+    Base.doubleProp
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test1.test
+  classSetters:
+    Base.intProp
+    Base.numProp
+    Base.doubleProp
+
+Test2:
+  superclasses:
+    Object
+      -> Base
+  interfaces:
+  classMembers:
+    Base.intProp
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Base.numProp
+    Base.doubleProp
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test2.test
+  classSetters:
+    Base.intProp
+    Base.numProp
+    Base.doubleProp
+
+Test3:
+  superclasses:
+    Object
+      -> Base
+  interfaces:
+  classMembers:
+    Base.intProp
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Base.numProp
+    Test3.test3
+    Base.doubleProp
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Base.intProp
+    Base.numProp
+    Base.doubleProp
diff --git a/pkg/front_end/testcases/inference/infer_assign_to_property_upwards.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_assign_to_property_upwards.dart.hierarchy.expect
new file mode 100644
index 0000000..d489c28
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_assign_to_property_upwards.dart.hierarchy.expect
@@ -0,0 +1,79 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Test1:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Test1.prop
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test1.test
+  classSetters:
+    Test1.prop
+
+Test2:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Test2.prop
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test2.test
+  classSetters:
+    Test2.prop
+
+Test3:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Test3.prop
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Test3.test3
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Test3.prop
diff --git a/pkg/front_end/testcases/inference/infer_assign_to_ref.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_assign_to_ref.dart.hierarchy.expect
new file mode 100644
index 0000000..5ab98e7
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_assign_to_ref.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    A.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.f
diff --git a/pkg/front_end/testcases/inference/infer_assign_to_static.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_assign_to_static.dart.hierarchy.expect
new file mode 100644
index 0000000..9240a15
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_assign_to_static.dart.hierarchy.expect
@@ -0,0 +1,83 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    B.staticVariable
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.&
+    B.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
+    B.staticVariable
+
+C:
+  superclasses:
+    Object
+      -> A
+        -> B
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.&
+    B.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/infer_binary_custom.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_binary_custom.dart.hierarchy.expect
new file mode 100644
index 0000000..57dce92
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_binary_custom.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    A.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/infer_correctly_on_multiple_variables_declared_together.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_correctly_on_multiple_variables_declared_together.dart.hierarchy.expect
new file mode 100644
index 0000000..8f8ffaf
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_correctly_on_multiple_variables_declared_together.dart.hierarchy.expect
@@ -0,0 +1,87 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    A.y
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    A.z
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.y
+    A.x
+    A.z
+
+B:
+  superclasses:
+    Object
+  interfaces: A
+  classMembers:
+    B.y
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    B.w
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.z
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B.y
+    B.x
+    B.w
+    B.z
+  interfaceMembers:
+    B.y
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    B.w
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.z
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    B.y
+    B.x
+    B.w
+    B.z
diff --git a/pkg/front_end/testcases/inference/infer_field_from_later_inferred_field.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_field_from_later_inferred_field.dart.hierarchy.expect
new file mode 100644
index 0000000..0d0e29f
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_field_from_later_inferred_field.dart.hierarchy.expect
@@ -0,0 +1,71 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B.x
+
+A:
+  superclasses:
+    Object
+  interfaces: B
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.x
+  interfaceMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    A.x
diff --git a/pkg/front_end/testcases/inference/infer_field_from_later_inferred_getter.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_field_from_later_inferred_getter.dart.hierarchy.expect
new file mode 100644
index 0000000..fab6c77
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_field_from_later_inferred_getter.dart.hierarchy.expect
@@ -0,0 +1,101 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces: C
+  classMembers:
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces: B, C
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.x
+  interfaceMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    A.x
diff --git a/pkg/front_end/testcases/inference/infer_field_from_later_inferred_setter.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_field_from_later_inferred_setter.dart.hierarchy.expect
new file mode 100644
index 0000000..06440ff
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_field_from_later_inferred_setter.dart.hierarchy.expect
@@ -0,0 +1,101 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.x
+
+B:
+  superclasses:
+    Object
+  interfaces: C
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B.x
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    B.x
+
+A:
+  superclasses:
+    Object
+  interfaces: B, C
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.x
+  interfaceMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    A.x
diff --git a/pkg/front_end/testcases/inference/infer_field_override_multiple.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_field_override_multiple.dart.hierarchy.expect
new file mode 100644
index 0000000..e7b6812
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_field_override_multiple.dart.hierarchy.expect
@@ -0,0 +1,227 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    D.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+E:
+  superclasses:
+    Object
+      -> A
+  interfaces: B
+  classMembers:
+    Object.toString
+    E.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    E.x
+  interfaceMembers:
+    Object.toString
+    E.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    E.x
+
+F:
+  superclasses:
+    Object
+      -> A
+  interfaces: C
+  classMembers:
+    Object.toString
+    F.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    F.x
+  interfaceMembers:
+    Object.toString
+    F.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    F.x
+
+G:
+  superclasses:
+    Object
+      -> A
+  interfaces: D
+  classMembers:
+    Object.toString
+    G.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    G.x
+  interfaceMembers:
+    Object.toString
+    G.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    G.x
+
+H:
+  superclasses:
+    Object
+      -> C
+  interfaces: D
+  classMembers:
+    Object.toString
+    H.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    H.x
+  interfaceMembers:
+    Object.toString
+    H.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    H.x
diff --git a/pkg/front_end/testcases/inference/infer_field_override_of_override.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_field_override_of_override.dart.hierarchy.expect
new file mode 100644
index 0000000..2eb49ae
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_field_override_of_override.dart.hierarchy.expect
@@ -0,0 +1,77 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> A
+        -> B
+  interfaces:
+  classMembers:
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.x
diff --git a/pkg/front_end/testcases/inference/infer_field_override_with_substitution.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_field_override_with_substitution.dart.hierarchy.expect
new file mode 100644
index 0000000..746e3e3
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_field_override_with_substitution.dart.hierarchy.expect
@@ -0,0 +1,64 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    A.z
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.y
+    A.z
+
+B:
+  superclasses:
+    Object
+      -> A<int>
+  interfaces:
+  classMembers:
+    B.y
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.z
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B.y
+    B.x
+    B.z
diff --git a/pkg/front_end/testcases/inference/infer_field_overrides_getter.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_field_overrides_getter.dart.hierarchy.expect
new file mode 100644
index 0000000..d7a8370
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_field_overrides_getter.dart.hierarchy.expect
@@ -0,0 +1,226 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.x
+
+D:
+  superclasses:
+    Object
+      -> B
+  interfaces:
+  classMembers:
+    Object.toString
+    D.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    D.x
+
+E:
+  superclasses:
+    Object
+  interfaces: A
+  classMembers:
+    Object.toString
+    E.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    E.x
+  interfaceMembers:
+    Object.toString
+    E.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    E.x
+
+F:
+  superclasses:
+    Object
+  interfaces: B
+  classMembers:
+    Object.toString
+    F.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    F.x
+  interfaceMembers:
+    Object.toString
+    F.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    F.x
+
+Object with B:
+  superclasses:
+    Object
+  interfaces: B
+  classMembers:
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+G:
+  superclasses:
+    Object
+      -> _G&Object&B
+  interfaces: B
+  classMembers:
+    Object.toString
+    G.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    G.x
+  interfaceMembers:
+    Object.toString
+    G.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    G.x
diff --git a/pkg/front_end/testcases/inference/infer_field_overrides_setter.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_field_overrides_setter.dart.hierarchy.expect
new file mode 100644
index 0000000..20d7855
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_field_overrides_setter.dart.hierarchy.expect
@@ -0,0 +1,226 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.x
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B.x
+
+C:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.x
+
+D:
+  superclasses:
+    Object
+      -> B
+  interfaces:
+  classMembers:
+    Object.toString
+    D.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    D.x
+
+E:
+  superclasses:
+    Object
+  interfaces: A
+  classMembers:
+    Object.toString
+    E.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    E.x
+  interfaceMembers:
+    Object.toString
+    E.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    E.x
+
+F:
+  superclasses:
+    Object
+  interfaces: B
+  classMembers:
+    Object.toString
+    F.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    F.x
+  interfaceMembers:
+    Object.toString
+    F.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    F.x
+
+Object with B:
+  superclasses:
+    Object
+  interfaces: B
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B.x
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    B.x
+
+G:
+  superclasses:
+    Object
+      -> _G&Object&B
+  interfaces: B
+  classMembers:
+    Object.toString
+    G.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    G.x
+  interfaceMembers:
+    Object.toString
+    G.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    G.x
diff --git a/pkg/front_end/testcases/inference/infer_field_static.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_field_static.dart.hierarchy.expect
new file mode 100644
index 0000000..a07ab7b
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_field_static.dart.hierarchy.expect
@@ -0,0 +1,77 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B.x
+
+C:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.x
diff --git a/pkg/front_end/testcases/inference/infer_final_field_getter_and_setter.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_final_field_getter_and_setter.dart.hierarchy.expect
new file mode 100644
index 0000000..cb61bed
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_final_field_getter_and_setter.dart.hierarchy.expect
@@ -0,0 +1,58 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.x
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.x
diff --git a/pkg/front_end/testcases/inference/infer_final_field_getter_only.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_final_field_getter_only.dart.hierarchy.expect
new file mode 100644
index 0000000..1ed3281
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_final_field_getter_only.dart.hierarchy.expect
@@ -0,0 +1,56 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/infer_final_field_setter_only.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_final_field_setter_only.dart.hierarchy.expect
new file mode 100644
index 0000000..a2d0d01
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_final_field_setter_only.dart.hierarchy.expect
@@ -0,0 +1,57 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.x
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.x
diff --git a/pkg/front_end/testcases/inference/infer_from_complex_expressions_if_outer_most_value_is_precise.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_from_complex_expressions_if_outer_most_value_is_precise.dart.hierarchy.expect
new file mode 100644
index 0000000..fb0a620
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_from_complex_expressions_if_outer_most_value_is_precise.dart.hierarchy.expect
@@ -0,0 +1,60 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.+
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.x
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    A.+
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.x
diff --git a/pkg/front_end/testcases/inference/infer_from_rhs_only_if_it_wont_conflict_with_overridden_fields.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_from_rhs_only_if_it_wont_conflict_with_overridden_fields.dart.hierarchy.expect
new file mode 100644
index 0000000..e03c302
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_from_rhs_only_if_it_wont_conflict_with_overridden_fields.dart.hierarchy.expect
@@ -0,0 +1,71 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.x
+
+B:
+  superclasses:
+    Object
+  interfaces: A
+  classMembers:
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B.x
+  interfaceMembers:
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    B.x
diff --git a/pkg/front_end/testcases/inference/infer_from_rhs_only_if_it_wont_conflict_with_overridden_fields2.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_from_rhs_only_if_it_wont_conflict_with_overridden_fields2.dart.hierarchy.expect
new file mode 100644
index 0000000..50432e9
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_from_rhs_only_if_it_wont_conflict_with_overridden_fields2.dart.hierarchy.expect
@@ -0,0 +1,68 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces: A
+  classMembers:
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/infer_from_variables_in_cycle_libs_when_flag_is_on.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_from_variables_in_cycle_libs_when_flag_is_on.dart.hierarchy.expect
new file mode 100644
index 0000000..dcb1bc3
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_from_variables_in_cycle_libs_when_flag_is_on.dart.hierarchy.expect
@@ -0,0 +1,57 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    B.y
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B.y
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.x
diff --git a/pkg/front_end/testcases/inference/infer_from_variables_in_cycle_libs_when_flag_is_on2.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_from_variables_in_cycle_libs_when_flag_is_on2.dart.hierarchy.expect
new file mode 100644
index 0000000..dcb1bc3
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_from_variables_in_cycle_libs_when_flag_is_on2.dart.hierarchy.expect
@@ -0,0 +1,57 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    B.y
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B.y
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.x
diff --git a/pkg/front_end/testcases/inference/infer_from_variables_in_cycle_libs_when_flag_is_on2_a.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_from_variables_in_cycle_libs_when_flag_is_on2_a.dart.hierarchy.expect
new file mode 100644
index 0000000..9b26581
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_from_variables_in_cycle_libs_when_flag_is_on2_a.dart.hierarchy.expect
@@ -0,0 +1,57 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.x
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    B.y
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B.y
diff --git a/pkg/front_end/testcases/inference/infer_from_variables_in_cycle_libs_when_flag_is_on_a.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_from_variables_in_cycle_libs_when_flag_is_on_a.dart.hierarchy.expect
new file mode 100644
index 0000000..dcb1bc3
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_from_variables_in_cycle_libs_when_flag_is_on_a.dart.hierarchy.expect
@@ -0,0 +1,57 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    B.y
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B.y
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.x
diff --git a/pkg/front_end/testcases/inference/infer_from_variables_in_non_cycle_imports_with_flag2.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_from_variables_in_non_cycle_imports_with_flag2.dart.hierarchy.expect
new file mode 100644
index 0000000..dcb1bc3
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_from_variables_in_non_cycle_imports_with_flag2.dart.hierarchy.expect
@@ -0,0 +1,57 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    B.y
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B.y
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.x
diff --git a/pkg/front_end/testcases/inference/infer_from_variables_in_non_cycle_imports_with_flag2_a.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_from_variables_in_non_cycle_imports_with_flag2_a.dart.hierarchy.expect
new file mode 100644
index 0000000..804e9c5
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_from_variables_in_non_cycle_imports_with_flag2_a.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.x
diff --git a/pkg/front_end/testcases/inference/infer_generic_method_type_named.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_generic_method_type_named.dart.hierarchy.expect
new file mode 100644
index 0000000..62a1574
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_generic_method_type_named.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/infer_generic_method_type_positional.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_generic_method_type_positional.dart.hierarchy.expect
new file mode 100644
index 0000000..62a1574
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_generic_method_type_positional.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/infer_generic_method_type_positional2.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_generic_method_type_positional2.dart.hierarchy.expect
new file mode 100644
index 0000000..62a1574
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_generic_method_type_positional2.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/infer_generic_method_type_required.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_generic_method_type_required.dart.hierarchy.expect
new file mode 100644
index 0000000..62a1574
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_generic_method_type_required.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/infer_getter_cross_to_setter.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_getter_cross_to_setter.dart.hierarchy.expect
new file mode 100644
index 0000000..a2d0d01
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_getter_cross_to_setter.dart.hierarchy.expect
@@ -0,0 +1,57 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.x
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.x
diff --git a/pkg/front_end/testcases/inference/infer_getter_from_later_inferred_getter.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_getter_from_later_inferred_getter.dart.hierarchy.expect
new file mode 100644
index 0000000..31b4162
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_getter_from_later_inferred_getter.dart.hierarchy.expect
@@ -0,0 +1,99 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces: C
+  classMembers:
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces: B, C
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/infer_list_literal_nested_in_map_literal.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_list_literal_nested_in_map_literal.dart.hierarchy.expect
new file mode 100644
index 0000000..52366ab
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_list_literal_nested_in_map_literal.dart.hierarchy.expect
@@ -0,0 +1,71 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Resource:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Folder:
+  superclasses:
+    Object
+      -> Resource
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/infer_method_function_typed.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_method_function_typed.dart.hierarchy.expect
new file mode 100644
index 0000000..1ed3281
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_method_function_typed.dart.hierarchy.expect
@@ -0,0 +1,56 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/infer_method_missing_params.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_method_missing_params.dart.hierarchy.expect
new file mode 100644
index 0000000..69c8242
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_method_missing_params.dart.hierarchy.expect
@@ -0,0 +1,94 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    A.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    A.h
+    Object.hashCode
+    A.g
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    B.h
+    Object.hashCode
+    B.g
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces: A, B
+  classMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    C.h
+    Object.hashCode
+    C.g
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    C.h
+    Object.hashCode
+    C.g
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/infer_parameter_type_setter_from_field.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_parameter_type_setter_from_field.dart.hierarchy.expect
new file mode 100644
index 0000000..152e57e
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_parameter_type_setter_from_field.dart.hierarchy.expect
@@ -0,0 +1,58 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    D.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    D.foo
+
+C:
+  superclasses:
+    Object
+      -> D
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    D.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.foo
diff --git a/pkg/front_end/testcases/inference/infer_parameter_type_setter_from_setter.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_parameter_type_setter_from_setter.dart.hierarchy.expect
new file mode 100644
index 0000000..d198772
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_parameter_type_setter_from_setter.dart.hierarchy.expect
@@ -0,0 +1,56 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    D.foo
+
+C:
+  superclasses:
+    Object
+      -> D
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.foo
diff --git a/pkg/front_end/testcases/inference/infer_prefix_expression_custom.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_prefix_expression_custom.dart.hierarchy.expect
new file mode 100644
index 0000000..1100455
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_prefix_expression_custom.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.unary-
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    A.~
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/infer_return_type_for_static_setter.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_return_type_for_static_setter.dart.hierarchy.expect
new file mode 100644
index 0000000..9a9be82
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_return_type_for_static_setter.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.foo
diff --git a/pkg/front_end/testcases/inference/infer_setter_cross_to_getter.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_setter_cross_to_getter.dart.hierarchy.expect
new file mode 100644
index 0000000..d1d7261
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_setter_cross_to_getter.dart.hierarchy.expect
@@ -0,0 +1,57 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B.x
diff --git a/pkg/front_end/testcases/inference/infer_setter_from_later_inferred_setter.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_setter_from_later_inferred_setter.dart.hierarchy.expect
new file mode 100644
index 0000000..368c13e
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_setter_from_later_inferred_setter.dart.hierarchy.expect
@@ -0,0 +1,99 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.x
+
+B:
+  superclasses:
+    Object
+  interfaces: C
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B.x
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    B.x
+
+A:
+  superclasses:
+    Object
+  interfaces: B, C
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.x
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    A.x
diff --git a/pkg/front_end/testcases/inference/infer_setter_function_typed.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_setter_function_typed.dart.hierarchy.expect
new file mode 100644
index 0000000..82ba085
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_setter_function_typed.dart.hierarchy.expect
@@ -0,0 +1,56 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.x
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B.x
diff --git a/pkg/front_end/testcases/inference/infer_setter_return_type_only.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_setter_return_type_only.dart.hierarchy.expect
new file mode 100644
index 0000000..82ba085
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_setter_return_type_only.dart.hierarchy.expect
@@ -0,0 +1,56 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.x
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B.x
diff --git a/pkg/front_end/testcases/inference/infer_statics_transitively.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_statics_transitively.dart.hierarchy.expect
new file mode 100644
index 0000000..c4b1d23
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_statics_transitively.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.a2
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/infer_statics_transitively3.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_statics_transitively3.dart.hierarchy.expect
new file mode 100644
index 0000000..acc7e81
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_statics_transitively3.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    A.a3
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/infer_statics_transitively3_a.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_statics_transitively3_a.dart.hierarchy.expect
new file mode 100644
index 0000000..acc7e81
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_statics_transitively3_a.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    A.a3
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/infer_statics_transitively_2_a.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_statics_transitively_2_a.dart.hierarchy.expect
new file mode 100644
index 0000000..4171333
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_statics_transitively_2_a.dart.hierarchy.expect
@@ -0,0 +1,55 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.a2
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.a2
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/infer_statics_transitively_a.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_statics_transitively_a.dart.hierarchy.expect
new file mode 100644
index 0000000..c4b1d23
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_statics_transitively_a.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.a2
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/infer_statics_with_method_invocations.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_statics_with_method_invocations.dart.hierarchy.expect
new file mode 100644
index 0000000..9b02f6b
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_statics_with_method_invocations.dart.hierarchy.expect
@@ -0,0 +1,39 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+T:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    T.foo
+    Object.noSuchMethod
+    T.m1
+    Object._identityHashCode
+    T.m2
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/infer_type_on_overridden_fields2.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_type_on_overridden_fields2.dart.hierarchy.expect
new file mode 100644
index 0000000..cb61bed
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_type_on_overridden_fields2.dart.hierarchy.expect
@@ -0,0 +1,58 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.x
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.x
diff --git a/pkg/front_end/testcases/inference/infer_type_on_overridden_fields4.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_type_on_overridden_fields4.dart.hierarchy.expect
new file mode 100644
index 0000000..50432e9
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_type_on_overridden_fields4.dart.hierarchy.expect
@@ -0,0 +1,68 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces: A
+  classMembers:
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/infer_type_on_var_from_field.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_type_on_var_from_field.dart.hierarchy.expect
new file mode 100644
index 0000000..b588741
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_type_on_var_from_field.dart.hierarchy.expect
@@ -0,0 +1,42 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    A.y
+    A.test1
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    A.z
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.y
+    A.x
diff --git a/pkg/front_end/testcases/inference/infer_type_regardless_of_declaration_order_or_cycles.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_type_regardless_of_declaration_order_or_cycles.dart.hierarchy.expect
new file mode 100644
index 0000000..49e8e22
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_type_regardless_of_declaration_order_or_cycles.dart.hierarchy.expect
@@ -0,0 +1,76 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> A
+        -> B
+  interfaces:
+  classMembers:
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/infer_type_regardless_of_declaration_order_or_cycles_b.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_type_regardless_of_declaration_order_or_cycles_b.dart.hierarchy.expect
new file mode 100644
index 0000000..49e8e22
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_type_regardless_of_declaration_order_or_cycles_b.dart.hierarchy.expect
@@ -0,0 +1,76 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> A
+        -> B
+  interfaces:
+  classMembers:
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/infer_types_on_generic_instantiations_3.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_types_on_generic_instantiations_3.dart.hierarchy.expect
new file mode 100644
index 0000000..9fc3911
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_types_on_generic_instantiations_3.dart.hierarchy.expect
@@ -0,0 +1,71 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    A.w
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces: A<int>
+  classMembers:
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    B.w
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    B.w
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/infer_types_on_generic_instantiations_4.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_types_on_generic_instantiations_4.dart.hierarchy.expect
new file mode 100644
index 0000000..4b24e03
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_types_on_generic_instantiations_4.dart.hierarchy.expect
@@ -0,0 +1,60 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.x
+
+B:
+  superclasses:
+    Object
+      -> A<E>
+  interfaces:
+  classMembers:
+    B.y
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B.y
+    A.x
diff --git a/pkg/front_end/testcases/inference/infer_types_on_generic_instantiations_5.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_types_on_generic_instantiations_5.dart.hierarchy.expect
new file mode 100644
index 0000000..9ec66d4
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_types_on_generic_instantiations_5.dart.hierarchy.expect
@@ -0,0 +1,120 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    I.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces: I<E>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+M:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    M.y
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A<E>
+  interfaces: I<E>, M
+  classMembers:
+    B.y
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    B.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    B.y
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    B.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/infer_types_on_generic_instantiations_in_library_cycle.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_types_on_generic_instantiations_in_library_cycle.dart.hierarchy.expect
new file mode 100644
index 0000000..7c7a4274
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_types_on_generic_instantiations_in_library_cycle.dart.hierarchy.expect
@@ -0,0 +1,123 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+M:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    M.y
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    I.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces: I<E>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    A.value
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    A.value
+    Object._instanceOf
+    I.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+B:
+  superclasses:
+    Object
+      -> A<E>
+  interfaces: I<E>, M
+  classMembers:
+    B.y
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    A.value
+    Object._instanceOf
+    B.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    B.y
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    A.value
+    Object._instanceOf
+    B.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/infer_types_on_generic_instantiations_in_library_cycle_a.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_types_on_generic_instantiations_in_library_cycle_a.dart.hierarchy.expect
new file mode 100644
index 0000000..43b2564
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_types_on_generic_instantiations_in_library_cycle_a.dart.hierarchy.expect
@@ -0,0 +1,123 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    I.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces: I<E>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    A.value
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    A.value
+    Object._instanceOf
+    I.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+M:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    M.y
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A<E>
+  interfaces: I<E>, M
+  classMembers:
+    B.y
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    A.value
+    Object._instanceOf
+    B.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    B.y
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    A.value
+    Object._instanceOf
+    B.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/infer_types_on_generic_instantiations_infer.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_types_on_generic_instantiations_infer.dart.hierarchy.expect
new file mode 100644
index 0000000..169f654
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_types_on_generic_instantiations_infer.dart.hierarchy.expect
@@ -0,0 +1,68 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces: A<int>
+  classMembers:
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/infer_types_on_loop_indices_for_each_loop.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_types_on_loop_indices_for_each_loop.dart.hierarchy.expect
new file mode 100644
index 0000000..d70dd37
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_types_on_loop_indices_for_each_loop.dart.hierarchy.expect
@@ -0,0 +1,74 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Foo.bar
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Foo.bar
+
+Bar:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Bar.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Baz:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Baz.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/infer_types_on_loop_indices_for_each_loop_async.dart.hierarchy.expect b/pkg/front_end/testcases/inference/infer_types_on_loop_indices_for_each_loop_async.dart.hierarchy.expect
new file mode 100644
index 0000000..ee3b085
--- /dev/null
+++ b/pkg/front_end/testcases/inference/infer_types_on_loop_indices_for_each_loop_async.dart.hierarchy.expect
@@ -0,0 +1,184 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Foo.bar
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Foo.bar
+
+Bar:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Bar.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Baz:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Baz.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Stream:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Stream.asyncExpand
+    Stream.listen
+    Stream.map
+    Stream.pipe
+    Stream.cast
+    Stream.skip
+    Stream.join
+    Stream.asyncMap
+    Stream.toSet
+    Stream.asBroadcastStream
+    Object.toString
+    Stream.handleError
+    Stream.forEach
+    Stream.length
+    Stream.firstWhere
+    Object.runtimeType
+    Stream.isBroadcast
+    Stream.timeout
+    Object._simpleInstanceOf
+    Stream.isEmpty
+    Stream.take
+    Stream.any
+    Stream.transform
+    Stream.where
+    Object._instanceOf
+    Stream.skipWhile
+    Stream.castFrom
+    Stream.toList
+    Object.noSuchMethod
+    Stream.fold
+    Stream.drain
+    Stream.elementAt
+    Stream.distinct
+    Stream.expand
+    Stream.takeWhile
+    Stream.first
+    Object._identityHashCode
+    Object.hashCode
+    Stream.reduce
+    Stream.lastWhere
+    Stream.last
+    Object._simpleInstanceOfFalse
+    Stream.single
+    Stream.every
+    Stream.contains
+    Object._simpleInstanceOfTrue
+    Object.==
+    Stream.singleWhere
+  classSetters:
+
+MyStream:
+  superclasses:
+    Object
+      -> Stream<T>
+  interfaces:
+  classMembers:
+    Stream.asyncExpand
+    Stream.listen
+    Stream.map
+    Stream.pipe
+    Stream.cast
+    Stream.skip
+    Stream.join
+    Stream.asyncMap
+    Stream.toSet
+    Stream.asBroadcastStream
+    Object.toString
+    Stream.handleError
+    Stream.forEach
+    Stream.length
+    Stream.firstWhere
+    Object.runtimeType
+    Stream.isBroadcast
+    Stream.timeout
+    Object._simpleInstanceOf
+    Stream.isEmpty
+    Stream.take
+    Stream.any
+    Stream.transform
+    Stream.where
+    Object._instanceOf
+    Stream.skipWhile
+    Stream.toList
+    Object.noSuchMethod
+    Stream.fold
+    Stream.drain
+    Stream.elementAt
+    Stream.distinct
+    Stream.expand
+    Stream.takeWhile
+    Stream.first
+    Object._identityHashCode
+    Object.hashCode
+    Stream.reduce
+    Stream.lastWhere
+    Stream.last
+    Object._simpleInstanceOfFalse
+    Stream.single
+    Stream.every
+    Stream.contains
+    Object._simpleInstanceOfTrue
+    Object.==
+    Stream.singleWhere
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/inferred_initializing_formal_checks_default_value.dart.hierarchy.expect b/pkg/front_end/testcases/inference/inferred_initializing_formal_checks_default_value.dart.hierarchy.expect
new file mode 100644
index 0000000..3de5ead
--- /dev/null
+++ b/pkg/front_end/testcases/inference/inferred_initializing_formal_checks_default_value.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Foo.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Foo.x
diff --git a/pkg/front_end/testcases/inference/inferred_nonstatic_field_depends_on_static_field_complex.dart.hierarchy.expect b/pkg/front_end/testcases/inference/inferred_nonstatic_field_depends_on_static_field_complex.dart.hierarchy.expect
new file mode 100644
index 0000000..f79ec8d
--- /dev/null
+++ b/pkg/front_end/testcases/inference/inferred_nonstatic_field_depends_on_static_field_complex.dart.hierarchy.expect
@@ -0,0 +1,40 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.y
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.y
+    C.x
diff --git a/pkg/front_end/testcases/inference/inferred_nonstatic_field_depends_on_top_level_var_simple.dart.hierarchy.expect b/pkg/front_end/testcases/inference/inferred_nonstatic_field_depends_on_top_level_var_simple.dart.hierarchy.expect
new file mode 100644
index 0000000..d80d95e
--- /dev/null
+++ b/pkg/front_end/testcases/inference/inferred_nonstatic_field_depends_on_top_level_var_simple.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.y
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.y
diff --git a/pkg/front_end/testcases/inference/inferred_type_block_closure_no_args_no_return_void_context.dart.hierarchy.expect b/pkg/front_end/testcases/inference/inferred_type_block_closure_no_args_no_return_void_context.dart.hierarchy.expect
new file mode 100644
index 0000000..ba00015
--- /dev/null
+++ b/pkg/front_end/testcases/inference/inferred_type_block_closure_no_args_no_return_void_context.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/inferred_type_cascade.dart.hierarchy.expect b/pkg/front_end/testcases/inference/inferred_type_cascade.dart.hierarchy.expect
new file mode 100644
index 0000000..8f2062f
--- /dev/null
+++ b/pkg/front_end/testcases/inference/inferred_type_cascade.dart.hierarchy.expect
@@ -0,0 +1,41 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    A.b
+    A.a
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.b
+    A.a
diff --git a/pkg/front_end/testcases/inference/inferred_type_custom_binary_op.dart.hierarchy.expect b/pkg/front_end/testcases/inference/inferred_type_custom_binary_op.dart.hierarchy.expect
new file mode 100644
index 0000000..c3cf689
--- /dev/null
+++ b/pkg/front_end/testcases/inference/inferred_type_custom_binary_op.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    C.*
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/inferred_type_custom_binary_op_via_interface.dart.hierarchy.expect b/pkg/front_end/testcases/inference/inferred_type_custom_binary_op_via_interface.dart.hierarchy.expect
new file mode 100644
index 0000000..08a9f1b
--- /dev/null
+++ b/pkg/front_end/testcases/inference/inferred_type_custom_binary_op_via_interface.dart.hierarchy.expect
@@ -0,0 +1,67 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    I.*
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces: I
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    I.*
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/inferred_type_custom_index_op.dart.hierarchy.expect b/pkg/front_end/testcases/inference/inferred_type_custom_index_op.dart.hierarchy.expect
new file mode 100644
index 0000000..946de54
--- /dev/null
+++ b/pkg/front_end/testcases/inference/inferred_type_custom_index_op.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    C.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/inferred_type_custom_index_op_via_interface.dart.hierarchy.expect b/pkg/front_end/testcases/inference/inferred_type_custom_index_op_via_interface.dart.hierarchy.expect
new file mode 100644
index 0000000..20990c1
--- /dev/null
+++ b/pkg/front_end/testcases/inference/inferred_type_custom_index_op_via_interface.dart.hierarchy.expect
@@ -0,0 +1,67 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    I.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces: I
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    I.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/inferred_type_custom_unary_op.dart.hierarchy.expect b/pkg/front_end/testcases/inference/inferred_type_custom_unary_op.dart.hierarchy.expect
new file mode 100644
index 0000000..80fc858
--- /dev/null
+++ b/pkg/front_end/testcases/inference/inferred_type_custom_unary_op.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    C.unary-
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/inferred_type_custom_unary_op_via_interface.dart.hierarchy.expect b/pkg/front_end/testcases/inference/inferred_type_custom_unary_op_via_interface.dart.hierarchy.expect
new file mode 100644
index 0000000..18886a1
--- /dev/null
+++ b/pkg/front_end/testcases/inference/inferred_type_custom_unary_op_via_interface.dart.hierarchy.expect
@@ -0,0 +1,67 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    I.unary-
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces: I
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    I.unary-
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/inferred_type_extract_method_tear_off.dart.hierarchy.expect b/pkg/front_end/testcases/inference/inferred_type_extract_method_tear_off.dart.hierarchy.expect
new file mode 100644
index 0000000..9d314fc
--- /dev/null
+++ b/pkg/front_end/testcases/inference/inferred_type_extract_method_tear_off.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    C.g
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/inferred_type_extract_method_tear_off_via_interface.dart.hierarchy.expect b/pkg/front_end/testcases/inference/inferred_type_extract_method_tear_off_via_interface.dart.hierarchy.expect
new file mode 100644
index 0000000..8815edf
--- /dev/null
+++ b/pkg/front_end/testcases/inference/inferred_type_extract_method_tear_off_via_interface.dart.hierarchy.expect
@@ -0,0 +1,67 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    I.g
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces: I
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    I.g
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/inferred_type_invoke_method.dart.hierarchy.expect b/pkg/front_end/testcases/inference/inferred_type_invoke_method.dart.hierarchy.expect
new file mode 100644
index 0000000..9d314fc
--- /dev/null
+++ b/pkg/front_end/testcases/inference/inferred_type_invoke_method.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    C.g
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/inferred_type_invoke_method_via_interface.dart.hierarchy.expect b/pkg/front_end/testcases/inference/inferred_type_invoke_method_via_interface.dart.hierarchy.expect
new file mode 100644
index 0000000..8815edf
--- /dev/null
+++ b/pkg/front_end/testcases/inference/inferred_type_invoke_method_via_interface.dart.hierarchy.expect
@@ -0,0 +1,67 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    I.g
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces: I
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    I.g
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/inferred_type_is_enum.dart.hierarchy.expect b/pkg/front_end/testcases/inference/inferred_type_is_enum.dart.hierarchy.expect
new file mode 100644
index 0000000..2e814a9
--- /dev/null
+++ b/pkg/front_end/testcases/inference/inferred_type_is_enum.dart.hierarchy.expect
@@ -0,0 +1,40 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+E:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    E.toString
+    E.index
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    E._name
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    E.values
+    E.v1
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/inferred_type_is_enum_values.dart.hierarchy.expect b/pkg/front_end/testcases/inference/inferred_type_is_enum_values.dart.hierarchy.expect
new file mode 100644
index 0000000..2e814a9
--- /dev/null
+++ b/pkg/front_end/testcases/inference/inferred_type_is_enum_values.dart.hierarchy.expect
@@ -0,0 +1,40 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+E:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    E.toString
+    E.index
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    E._name
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    E.values
+    E.v1
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/inferred_type_via_closure_multiple_levels_of_nesting.dart.hierarchy.expect b/pkg/front_end/testcases/inference/inferred_type_via_closure_multiple_levels_of_nesting.dart.hierarchy.expect
new file mode 100644
index 0000000..e4a9a22
--- /dev/null
+++ b/pkg/front_end/testcases/inference/inferred_type_via_closure_multiple_levels_of_nesting.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/inferred_type_via_closure_type_depends_on_args.dart.hierarchy.expect b/pkg/front_end/testcases/inference/inferred_type_via_closure_type_depends_on_args.dart.hierarchy.expect
new file mode 100644
index 0000000..e4a9a22
--- /dev/null
+++ b/pkg/front_end/testcases/inference/inferred_type_via_closure_type_depends_on_args.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/inferred_type_via_closure_type_independent_of_args_field.dart.hierarchy.expect b/pkg/front_end/testcases/inference/inferred_type_via_closure_type_independent_of_args_field.dart.hierarchy.expect
new file mode 100644
index 0000000..e4a9a22
--- /dev/null
+++ b/pkg/front_end/testcases/inference/inferred_type_via_closure_type_independent_of_args_field.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/inheritance_does_not_imply_circularity.dart.hierarchy.expect b/pkg/front_end/testcases/inference/inheritance_does_not_imply_circularity.dart.hierarchy.expect
new file mode 100644
index 0000000..f852cff
--- /dev/null
+++ b/pkg/front_end/testcases/inference/inheritance_does_not_imply_circularity.dart.hierarchy.expect
@@ -0,0 +1,86 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I1:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    I1.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I2:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    I2.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces: I1, I2
+  classMembers:
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/instance_creation_downwards.dart.hierarchy.expect b/pkg/front_end/testcases/inference/instance_creation_downwards.dart.hierarchy.expect
new file mode 100644
index 0000000..523e0f4
--- /dev/null
+++ b/pkg/front_end/testcases/inference/instance_creation_downwards.dart.hierarchy.expect
@@ -0,0 +1,53 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/instantiate_tearoff.dart.hierarchy.expect b/pkg/front_end/testcases/inference/instantiate_tearoff.dart.hierarchy.expect
new file mode 100644
index 0000000..d5ffbd0
--- /dev/null
+++ b/pkg/front_end/testcases/inference/instantiate_tearoff.dart.hierarchy.expect
@@ -0,0 +1,58 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    C.g
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+      -> C
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    D.test
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/instantiate_tearoff_after_contravariance_check.dart.hierarchy.expect b/pkg/front_end/testcases/inference/instantiate_tearoff_after_contravariance_check.dart.hierarchy.expect
new file mode 100644
index 0000000..e4a9a22
--- /dev/null
+++ b/pkg/front_end/testcases/inference/instantiate_tearoff_after_contravariance_check.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/instantiate_to_bounds_generic2_has_bound_defined_after.dart.hierarchy.expect b/pkg/front_end/testcases/inference/instantiate_to_bounds_generic2_has_bound_defined_after.dart.hierarchy.expect
new file mode 100644
index 0000000..947e951
--- /dev/null
+++ b/pkg/front_end/testcases/inference/instantiate_to_bounds_generic2_has_bound_defined_after.dart.hierarchy.expect
@@ -0,0 +1,53 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/instantiate_to_bounds_generic2_has_bound_defined_before.dart.hierarchy.expect b/pkg/front_end/testcases/inference/instantiate_to_bounds_generic2_has_bound_defined_before.dart.hierarchy.expect
new file mode 100644
index 0000000..523e0f4
--- /dev/null
+++ b/pkg/front_end/testcases/inference/instantiate_to_bounds_generic2_has_bound_defined_before.dart.hierarchy.expect
@@ -0,0 +1,53 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/instantiate_to_bounds_generic2_no_bound.dart.hierarchy.expect b/pkg/front_end/testcases/inference/instantiate_to_bounds_generic2_no_bound.dart.hierarchy.expect
new file mode 100644
index 0000000..523e0f4
--- /dev/null
+++ b/pkg/front_end/testcases/inference/instantiate_to_bounds_generic2_no_bound.dart.hierarchy.expect
@@ -0,0 +1,53 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/instantiate_to_bounds_generic_has_bound_defined_after.dart.hierarchy.expect b/pkg/front_end/testcases/inference/instantiate_to_bounds_generic_has_bound_defined_after.dart.hierarchy.expect
new file mode 100644
index 0000000..196e56d
--- /dev/null
+++ b/pkg/front_end/testcases/inference/instantiate_to_bounds_generic_has_bound_defined_after.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/instantiate_to_bounds_generic_has_bound_defined_before.dart.hierarchy.expect b/pkg/front_end/testcases/inference/instantiate_to_bounds_generic_has_bound_defined_before.dart.hierarchy.expect
new file mode 100644
index 0000000..196e56d
--- /dev/null
+++ b/pkg/front_end/testcases/inference/instantiate_to_bounds_generic_has_bound_defined_before.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/instantiate_to_bounds_invoke_constructor_no_bound.dart.hierarchy.expect b/pkg/front_end/testcases/inference/instantiate_to_bounds_invoke_constructor_no_bound.dart.hierarchy.expect
new file mode 100644
index 0000000..ba00015
--- /dev/null
+++ b/pkg/front_end/testcases/inference/instantiate_to_bounds_invoke_constructor_no_bound.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/instantiate_to_bounds_invoke_constructor_type_args_exact.dart.hierarchy.expect b/pkg/front_end/testcases/inference/instantiate_to_bounds_invoke_constructor_type_args_exact.dart.hierarchy.expect
new file mode 100644
index 0000000..ba00015
--- /dev/null
+++ b/pkg/front_end/testcases/inference/instantiate_to_bounds_invoke_constructor_type_args_exact.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/instantiate_to_bounds_not_generic.dart.hierarchy.expect b/pkg/front_end/testcases/inference/instantiate_to_bounds_not_generic.dart.hierarchy.expect
new file mode 100644
index 0000000..523e0f4
--- /dev/null
+++ b/pkg/front_end/testcases/inference/instantiate_to_bounds_not_generic.dart.hierarchy.expect
@@ -0,0 +1,53 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/local_constructor_from_arguments.dart.hierarchy.expect b/pkg/front_end/testcases/inference/local_constructor_from_arguments.dart.hierarchy.expect
new file mode 100644
index 0000000..dc723b9
--- /dev/null
+++ b/pkg/front_end/testcases/inference/local_constructor_from_arguments.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.t
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.t
diff --git a/pkg/front_end/testcases/inference/logical_or_promotion.dart.hierarchy.expect b/pkg/front_end/testcases/inference/logical_or_promotion.dart.hierarchy.expect
new file mode 100644
index 0000000..af58758
--- /dev/null
+++ b/pkg/front_end/testcases/inference/logical_or_promotion.dart.hierarchy.expect
@@ -0,0 +1,73 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.f
+    C.a
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.a
diff --git a/pkg/front_end/testcases/inference/method_call_with_type_arguments_instance_method.dart.hierarchy.expect b/pkg/front_end/testcases/inference/method_call_with_type_arguments_instance_method.dart.hierarchy.expect
new file mode 100644
index 0000000..92135a9
--- /dev/null
+++ b/pkg/front_end/testcases/inference/method_call_with_type_arguments_instance_method.dart.hierarchy.expect
@@ -0,0 +1,54 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/method_call_with_type_arguments_instance_method_identifier_sequence.dart.hierarchy.expect b/pkg/front_end/testcases/inference/method_call_with_type_arguments_instance_method_identifier_sequence.dart.hierarchy.expect
new file mode 100644
index 0000000..92135a9
--- /dev/null
+++ b/pkg/front_end/testcases/inference/method_call_with_type_arguments_instance_method_identifier_sequence.dart.hierarchy.expect
@@ -0,0 +1,54 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/method_call_with_type_arguments_static_method.dart.hierarchy.expect b/pkg/front_end/testcases/inference/method_call_with_type_arguments_static_method.dart.hierarchy.expect
new file mode 100644
index 0000000..92135a9
--- /dev/null
+++ b/pkg/front_end/testcases/inference/method_call_with_type_arguments_static_method.dart.hierarchy.expect
@@ -0,0 +1,54 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/method_call_with_type_arguments_top_level_function.dart.hierarchy.expect b/pkg/front_end/testcases/inference/method_call_with_type_arguments_top_level_function.dart.hierarchy.expect
new file mode 100644
index 0000000..130aed5
--- /dev/null
+++ b/pkg/front_end/testcases/inference/method_call_with_type_arguments_top_level_function.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/mixin_inference_instantiate_to_bounds_1.dart.hierarchy.expect b/pkg/front_end/testcases/inference/mixin_inference_instantiate_to_bounds_1.dart.hierarchy.expect
new file mode 100644
index 0000000..86c098f
--- /dev/null
+++ b/pkg/front_end/testcases/inference/mixin_inference_instantiate_to_bounds_1.dart.hierarchy.expect
@@ -0,0 +1,144 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+M0:
+  superclasses:
+    Object
+      -> I<X>
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+M1:
+  superclasses:
+    Object
+  interfaces: I<int>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+M1 with M0:
+  superclasses:
+    Object
+      -> M1
+  interfaces: I<int>, M0
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+A:
+  superclasses:
+    Object
+      -> M1
+        -> _A&M1&M0
+  interfaces: I<int>, M0
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/mixin_inference_instantiate_to_bounds_2.dart.hierarchy.expect b/pkg/front_end/testcases/inference/mixin_inference_instantiate_to_bounds_2.dart.hierarchy.expect
new file mode 100644
index 0000000..86c098f
--- /dev/null
+++ b/pkg/front_end/testcases/inference/mixin_inference_instantiate_to_bounds_2.dart.hierarchy.expect
@@ -0,0 +1,144 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+M0:
+  superclasses:
+    Object
+      -> I<X>
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+M1:
+  superclasses:
+    Object
+  interfaces: I<int>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+M1 with M0:
+  superclasses:
+    Object
+      -> M1
+  interfaces: I<int>, M0
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+A:
+  superclasses:
+    Object
+      -> M1
+        -> _A&M1&M0
+  interfaces: I<int>, M0
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/mixin_inference_instantiate_to_bounds_3.dart.hierarchy.expect b/pkg/front_end/testcases/inference/mixin_inference_instantiate_to_bounds_3.dart.hierarchy.expect
new file mode 100644
index 0000000..86c098f
--- /dev/null
+++ b/pkg/front_end/testcases/inference/mixin_inference_instantiate_to_bounds_3.dart.hierarchy.expect
@@ -0,0 +1,144 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+M0:
+  superclasses:
+    Object
+      -> I<X>
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+M1:
+  superclasses:
+    Object
+  interfaces: I<int>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+M1 with M0:
+  superclasses:
+    Object
+      -> M1
+  interfaces: I<int>, M0
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+A:
+  superclasses:
+    Object
+      -> M1
+        -> _A&M1&M0
+  interfaces: I<int>, M0
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/mixin_inference_multiple_constraints.dart.hierarchy.expect b/pkg/front_end/testcases/inference/mixin_inference_multiple_constraints.dart.hierarchy.expect
new file mode 100644
index 0000000..d6e962c
--- /dev/null
+++ b/pkg/front_end/testcases/inference/mixin_inference_multiple_constraints.dart.hierarchy.expect
@@ -0,0 +1,236 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+J:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I<X> with J<Y>:
+  superclasses:
+    Object
+      -> I<X>
+  interfaces: J<Y>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+M0:
+  superclasses:
+    Object
+      -> I<X>
+        -> _M0&I&J<X, Y>
+  interfaces: J<Y>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+M1:
+  superclasses:
+    Object
+  interfaces: I<int>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+M2:
+  superclasses:
+    Object
+      -> M1
+  interfaces: I<int>, J<double>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+M2 with M0:
+  superclasses:
+    Object
+      -> M1
+        -> M2
+  interfaces: I<int>, J<double>, M0, _M0&I&J<X, Y>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+A:
+  superclasses:
+    Object
+      -> M1
+        -> M2
+          -> _A&M2&M0
+  interfaces: I<int>, J<double>, M0, _M0&I&J<X, Y>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/mixin_inference_non_trivial_constraints.dart.hierarchy.expect b/pkg/front_end/testcases/inference/mixin_inference_non_trivial_constraints.dart.hierarchy.expect
new file mode 100644
index 0000000..04cc994
--- /dev/null
+++ b/pkg/front_end/testcases/inference/mixin_inference_non_trivial_constraints.dart.hierarchy.expect
@@ -0,0 +1,156 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+M0:
+  superclasses:
+    Object
+      -> I<List<T>>
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+M1:
+  superclasses:
+    Object
+      -> I<List<T>>
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+M2:
+  superclasses:
+    Object
+      -> I<List<T>>
+        -> M1<Map<T, T>>
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+M2<int> with M0:
+  superclasses:
+    Object
+      -> I<List<T>>
+        -> M1<Map<T, T>>
+          -> M2<int>
+  interfaces: M0
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+A:
+  superclasses:
+    Object
+      -> I<List<T>>
+        -> M1<Map<T, T>>
+          -> M2<int>
+            -> _A&M2&M0
+  interfaces: M0
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/mixin_inference_outwards_1.dart.hierarchy.expect b/pkg/front_end/testcases/inference/mixin_inference_outwards_1.dart.hierarchy.expect
new file mode 100644
index 0000000..115669f
--- /dev/null
+++ b/pkg/front_end/testcases/inference/mixin_inference_outwards_1.dart.hierarchy.expect
@@ -0,0 +1,135 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+M0:
+  superclasses:
+    Object
+      -> I<T>
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+M1:
+  superclasses:
+    Object
+      -> I<T>
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+M0<int> with M1:
+  superclasses:
+    Object
+      -> I<T>
+        -> M0<int>
+  interfaces: M1
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+A:
+  superclasses:
+    Object
+      -> I<T>
+        -> M0<int>
+          -> _A&M0&M1
+  interfaces: M1
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/mixin_inference_outwards_2.dart.hierarchy.expect b/pkg/front_end/testcases/inference/mixin_inference_outwards_2.dart.hierarchy.expect
new file mode 100644
index 0000000..9e34fc0
--- /dev/null
+++ b/pkg/front_end/testcases/inference/mixin_inference_outwards_2.dart.hierarchy.expect
@@ -0,0 +1,186 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+M0:
+  superclasses:
+    Object
+      -> I<T>
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+M1:
+  superclasses:
+    Object
+      -> I<T>
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+M2:
+  superclasses:
+    Object
+      -> I<T>
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+M0<int> with M1:
+  superclasses:
+    Object
+      -> I<T>
+        -> M0<int>
+  interfaces: M1
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+_A&M0&M1 with M2:
+  superclasses:
+    Object
+      -> I<T>
+        -> M0<int>
+          -> _A&M0&M1
+  interfaces: M1, M2
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+A:
+  superclasses:
+    Object
+      -> I<T>
+        -> M0<int>
+          -> _A&M0&M1
+            -> _A&M0&M1&M2
+  interfaces: M1, M2
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/mixin_inference_outwards_3.dart.hierarchy.expect b/pkg/front_end/testcases/inference/mixin_inference_outwards_3.dart.hierarchy.expect
new file mode 100644
index 0000000..7f0efb6
--- /dev/null
+++ b/pkg/front_end/testcases/inference/mixin_inference_outwards_3.dart.hierarchy.expect
@@ -0,0 +1,173 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+M0:
+  superclasses:
+    Object
+  interfaces: I<T>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+M1:
+  superclasses:
+    Object
+      -> I<T>
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Object with M0:
+  superclasses:
+    Object
+  interfaces: M0, I<T>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+_A&Object&M0 with M1<int>:
+  superclasses:
+    Object
+      -> _A&Object&M0
+  interfaces: M0, I<T>, M1<int>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+A:
+  superclasses:
+    Object
+      -> _A&Object&M0
+        -> _A&Object&M0&M1
+  interfaces: M0, I<T>, M1<int>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/mixin_inference_outwards_4.dart.hierarchy.expect b/pkg/front_end/testcases/inference/mixin_inference_outwards_4.dart.hierarchy.expect
new file mode 100644
index 0000000..64729ae
--- /dev/null
+++ b/pkg/front_end/testcases/inference/mixin_inference_outwards_4.dart.hierarchy.expect
@@ -0,0 +1,173 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+M0:
+  superclasses:
+    Object
+  interfaces: I<T>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+M1:
+  superclasses:
+    Object
+      -> I<T>
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Object with M0:
+  superclasses:
+    Object
+  interfaces: M0, I<T>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+_A&Object&M0 with M1:
+  superclasses:
+    Object
+      -> _A&Object&M0
+  interfaces: M0, I<T>, M1
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+A:
+  superclasses:
+    Object
+      -> _A&Object&M0
+        -> _A&Object&M0&M1
+  interfaces: M0, I<T>, M1
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/mixin_inference_unification_1.dart.hierarchy.expect b/pkg/front_end/testcases/inference/mixin_inference_unification_1.dart.hierarchy.expect
new file mode 100644
index 0000000..3e0a432
--- /dev/null
+++ b/pkg/front_end/testcases/inference/mixin_inference_unification_1.dart.hierarchy.expect
@@ -0,0 +1,184 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+M0:
+  superclasses:
+    Object
+  interfaces: I<T, int>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+M1:
+  superclasses:
+    Object
+  interfaces: I<String, T>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Object with M0:
+  superclasses:
+    Object
+  interfaces: M0, I<T, int>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+_A&Object&M0 with M1:
+  superclasses:
+    Object
+      -> _A&Object&M0
+  interfaces: M0, I<T, int>, M1
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+A:
+  superclasses:
+    Object
+      -> _A&Object&M0
+        -> _A&Object&M0&M1
+  interfaces: M0, I<T, int>, M1
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/mixin_inference_unification_2.dart.hierarchy.expect b/pkg/front_end/testcases/inference/mixin_inference_unification_2.dart.hierarchy.expect
new file mode 100644
index 0000000..f5f0895
--- /dev/null
+++ b/pkg/front_end/testcases/inference/mixin_inference_unification_2.dart.hierarchy.expect
@@ -0,0 +1,184 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+M0:
+  superclasses:
+    Object
+  interfaces: I<T, List<T>>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+M1:
+  superclasses:
+    Object
+  interfaces: I<List<T>, T>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Object with M0:
+  superclasses:
+    Object
+  interfaces: M0, I<T, List<T>>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+_A&Object&M0 with M1:
+  superclasses:
+    Object
+      -> _A&Object&M0
+  interfaces: M0, I<T, List<T>>, M1
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+A:
+  superclasses:
+    Object
+      -> _A&Object&M0
+        -> _A&Object&M0&M1
+  interfaces: M0, I<T, List<T>>, M1
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference/non_const_invocation.dart.hierarchy.expect b/pkg/front_end/testcases/inference/non_const_invocation.dart.hierarchy.expect
new file mode 100644
index 0000000..052819e
--- /dev/null
+++ b/pkg/front_end/testcases/inference/non_const_invocation.dart.hierarchy.expect
@@ -0,0 +1,62 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Foo.v4
+    Foo.v7
+    Object.toString
+    Foo.v3
+    Object.runtimeType
+    Foo.v6
+    Object._simpleInstanceOf
+    Foo.v9
+    Foo.v2
+    Object._instanceOf
+    Foo.v5
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Foo.v1
+    Object._simpleInstanceOfFalse
+    Foo.v8
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Bar:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/non_inferrable_getter_setter.dart.hierarchy.expect b/pkg/front_end/testcases/inference/non_inferrable_getter_setter.dart.hierarchy.expect
new file mode 100644
index 0000000..7f29764
--- /dev/null
+++ b/pkg/front_end/testcases/inference/non_inferrable_getter_setter.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.x
diff --git a/pkg/front_end/testcases/inference/null_aware_method_invocation.dart.hierarchy.expect b/pkg/front_end/testcases/inference/null_aware_method_invocation.dart.hierarchy.expect
new file mode 100644
index 0000000..e4a9a22
--- /dev/null
+++ b/pkg/front_end/testcases/inference/null_aware_method_invocation.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/null_aware_property_get.dart.hierarchy.expect b/pkg/front_end/testcases/inference/null_aware_property_get.dart.hierarchy.expect
new file mode 100644
index 0000000..7f29764
--- /dev/null
+++ b/pkg/front_end/testcases/inference/null_aware_property_get.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.x
diff --git a/pkg/front_end/testcases/inference/override_equals.dart.hierarchy.expect b/pkg/front_end/testcases/inference/override_equals.dart.hierarchy.expect
new file mode 100644
index 0000000..187143e
--- /dev/null
+++ b/pkg/front_end/testcases/inference/override_equals.dart.hierarchy.expect
@@ -0,0 +1,55 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+NullEquality:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    NullEquality.==
+  classSetters:
+
+SubNullEquality:
+  superclasses:
+    Object
+      -> NullEquality
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    NullEquality.==
+    SubNullEquality.test
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/parameter_defaults_upwards.dart.hierarchy.expect b/pkg/front_end/testcases/inference/parameter_defaults_upwards.dart.hierarchy.expect
new file mode 100644
index 0000000..ba00015
--- /dev/null
+++ b/pkg/front_end/testcases/inference/parameter_defaults_upwards.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/promote_bounds.dart.hierarchy.expect b/pkg/front_end/testcases/inference/promote_bounds.dart.hierarchy.expect
new file mode 100644
index 0000000..f6e8245
--- /dev/null
+++ b/pkg/front_end/testcases/inference/promote_bounds.dart.hierarchy.expect
@@ -0,0 +1,57 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    B.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> B
+  interfaces:
+  classMembers:
+    C.bar
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    B.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/propagate_inference_to_field_in_class.dart.hierarchy.expect b/pkg/front_end/testcases/inference/propagate_inference_to_field_in_class.dart.hierarchy.expect
new file mode 100644
index 0000000..804e9c5
--- /dev/null
+++ b/pkg/front_end/testcases/inference/propagate_inference_to_field_in_class.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.x
diff --git a/pkg/front_end/testcases/inference/propagate_inference_to_field_in_class_dynamic_warnings.dart.hierarchy.expect b/pkg/front_end/testcases/inference/propagate_inference_to_field_in_class_dynamic_warnings.dart.hierarchy.expect
new file mode 100644
index 0000000..804e9c5
--- /dev/null
+++ b/pkg/front_end/testcases/inference/propagate_inference_to_field_in_class_dynamic_warnings.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.x
diff --git a/pkg/front_end/testcases/inference/propagate_inference_transitively.dart.hierarchy.expect b/pkg/front_end/testcases/inference/propagate_inference_transitively.dart.hierarchy.expect
new file mode 100644
index 0000000..804e9c5
--- /dev/null
+++ b/pkg/front_end/testcases/inference/propagate_inference_transitively.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.x
diff --git a/pkg/front_end/testcases/inference/propagate_inference_transitively2.dart.hierarchy.expect b/pkg/front_end/testcases/inference/propagate_inference_transitively2.dart.hierarchy.expect
new file mode 100644
index 0000000..fb5ffdc
--- /dev/null
+++ b/pkg/front_end/testcases/inference/propagate_inference_transitively2.dart.hierarchy.expect
@@ -0,0 +1,95 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.x
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    B.a
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B.a
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.b
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.b
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    D.c
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    D.c
diff --git a/pkg/front_end/testcases/inference/property_get_toplevel.dart.hierarchy.expect b/pkg/front_end/testcases/inference/property_get_toplevel.dart.hierarchy.expect
new file mode 100644
index 0000000..38a3d58
--- /dev/null
+++ b/pkg/front_end/testcases/inference/property_get_toplevel.dart.hierarchy.expect
@@ -0,0 +1,40 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    C.getter
+    Object.runtimeType
+    Object._simpleInstanceOf
+    C.function
+    C.field
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.field
diff --git a/pkg/front_end/testcases/inference/property_set.dart.hierarchy.expect b/pkg/front_end/testcases/inference/property_set.dart.hierarchy.expect
new file mode 100644
index 0000000..8c4141b
--- /dev/null
+++ b/pkg/front_end/testcases/inference/property_set.dart.hierarchy.expect
@@ -0,0 +1,39 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.y
+    A.x
diff --git a/pkg/front_end/testcases/inference/property_set_bad_setter.dart.hierarchy.expect b/pkg/front_end/testcases/inference/property_set_bad_setter.dart.hierarchy.expect
new file mode 100644
index 0000000..ff03b6a
--- /dev/null
+++ b/pkg/front_end/testcases/inference/property_set_bad_setter.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.x
diff --git a/pkg/front_end/testcases/inference/refine_binary_expression_type_type_parameter_t_double.dart.hierarchy.expect b/pkg/front_end/testcases/inference/refine_binary_expression_type_type_parameter_t_double.dart.hierarchy.expect
new file mode 100644
index 0000000..c87ed81
--- /dev/null
+++ b/pkg/front_end/testcases/inference/refine_binary_expression_type_type_parameter_t_double.dart.hierarchy.expect
@@ -0,0 +1,39 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.a
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    C.op
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.a
diff --git a/pkg/front_end/testcases/inference/refine_binary_expression_type_type_parameter_t_int.dart.hierarchy.expect b/pkg/front_end/testcases/inference/refine_binary_expression_type_type_parameter_t_int.dart.hierarchy.expect
new file mode 100644
index 0000000..6a7837d
--- /dev/null
+++ b/pkg/front_end/testcases/inference/refine_binary_expression_type_type_parameter_t_int.dart.hierarchy.expect
@@ -0,0 +1,40 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.a
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    C.op
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    C.opEq
+  classSetters:
+    C.a
diff --git a/pkg/front_end/testcases/inference/refine_binary_expression_type_type_parameter_t_t.dart.hierarchy.expect b/pkg/front_end/testcases/inference/refine_binary_expression_type_type_parameter_t_t.dart.hierarchy.expect
new file mode 100644
index 0000000..6a7837d
--- /dev/null
+++ b/pkg/front_end/testcases/inference/refine_binary_expression_type_type_parameter_t_t.dart.hierarchy.expect
@@ -0,0 +1,40 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.a
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    C.op
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    C.opEq
+  classSetters:
+    C.a
diff --git a/pkg/front_end/testcases/inference/setter_return_type.dart.hierarchy.expect b/pkg/front_end/testcases/inference/setter_return_type.dart.hierarchy.expect
new file mode 100644
index 0000000..dce0b22
--- /dev/null
+++ b/pkg/front_end/testcases/inference/setter_return_type.dart.hierarchy.expect
@@ -0,0 +1,87 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.x
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    I.x
+
+D:
+  superclasses:
+    Object
+      -> C
+  interfaces: I
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    D.x
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    D.x
diff --git a/pkg/front_end/testcases/inference/static_method_tear_off.dart.hierarchy.expect b/pkg/front_end/testcases/inference/static_method_tear_off.dart.hierarchy.expect
new file mode 100644
index 0000000..e4a9a22
--- /dev/null
+++ b/pkg/front_end/testcases/inference/static_method_tear_off.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/subexpressions_of_explicitly_typed_fields.dart.hierarchy.expect b/pkg/front_end/testcases/inference/subexpressions_of_explicitly_typed_fields.dart.hierarchy.expect
new file mode 100644
index 0000000..7f29764
--- /dev/null
+++ b/pkg/front_end/testcases/inference/subexpressions_of_explicitly_typed_fields.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.x
diff --git a/pkg/front_end/testcases/inference/super_index_set.dart.hierarchy.expect b/pkg/front_end/testcases/inference/super_index_set.dart.hierarchy.expect
new file mode 100644
index 0000000..48600ff
--- /dev/null
+++ b/pkg/front_end/testcases/inference/super_index_set.dart.hierarchy.expect
@@ -0,0 +1,57 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    B.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> B
+  interfaces:
+  classMembers:
+    C.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    C.h
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/super_index_set_substitution.dart.hierarchy.expect b/pkg/front_end/testcases/inference/super_index_set_substitution.dart.hierarchy.expect
new file mode 100644
index 0000000..0b3c5c1
--- /dev/null
+++ b/pkg/front_end/testcases/inference/super_index_set_substitution.dart.hierarchy.expect
@@ -0,0 +1,57 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    B.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> B<Future<U>>
+  interfaces:
+  classMembers:
+    C.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    C.h
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/super_initializer.dart.hierarchy.expect b/pkg/front_end/testcases/inference/super_initializer.dart.hierarchy.expect
new file mode 100644
index 0000000..adce63a
--- /dev/null
+++ b/pkg/front_end/testcases/inference/super_initializer.dart.hierarchy.expect
@@ -0,0 +1,54 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> B
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/super_initializer_substitution.dart.hierarchy.expect b/pkg/front_end/testcases/inference/super_initializer_substitution.dart.hierarchy.expect
new file mode 100644
index 0000000..7d7e374
--- /dev/null
+++ b/pkg/front_end/testcases/inference/super_initializer_substitution.dart.hierarchy.expect
@@ -0,0 +1,54 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> B<List<U>>
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/super_method_invocation.dart.hierarchy.expect b/pkg/front_end/testcases/inference/super_method_invocation.dart.hierarchy.expect
new file mode 100644
index 0000000..8d4308a
--- /dev/null
+++ b/pkg/front_end/testcases/inference/super_method_invocation.dart.hierarchy.expect
@@ -0,0 +1,57 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+      -> C
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    D.g
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/super_method_invocation_substitution.dart.hierarchy.expect b/pkg/front_end/testcases/inference/super_method_invocation_substitution.dart.hierarchy.expect
new file mode 100644
index 0000000..3f44585
--- /dev/null
+++ b/pkg/front_end/testcases/inference/super_method_invocation_substitution.dart.hierarchy.expect
@@ -0,0 +1,92 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+E:
+  superclasses:
+    Object
+      -> D<T>
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.g
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> B<Future<U>>
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    C.h
+    Object.hashCode
+    C.g
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/super_property_get.dart.hierarchy.expect b/pkg/front_end/testcases/inference/super_property_get.dart.hierarchy.expect
new file mode 100644
index 0000000..cb03014
--- /dev/null
+++ b/pkg/front_end/testcases/inference/super_property_get.dart.hierarchy.expect
@@ -0,0 +1,59 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.x
+
+D:
+  superclasses:
+    Object
+      -> C
+  interfaces:
+  classMembers:
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    D.g
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.x
diff --git a/pkg/front_end/testcases/inference/super_property_get_invoke_function_typed.dart.hierarchy.expect b/pkg/front_end/testcases/inference/super_property_get_invoke_function_typed.dart.hierarchy.expect
new file mode 100644
index 0000000..c9f8b8c
--- /dev/null
+++ b/pkg/front_end/testcases/inference/super_property_get_invoke_function_typed.dart.hierarchy.expect
@@ -0,0 +1,59 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.f
+
+D:
+  superclasses:
+    Object
+      -> C
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    D.g
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.f
diff --git a/pkg/front_end/testcases/inference/super_property_get_invoke_implicit_call.dart.hierarchy.expect b/pkg/front_end/testcases/inference/super_property_get_invoke_implicit_call.dart.hierarchy.expect
new file mode 100644
index 0000000..2fcbd94
--- /dev/null
+++ b/pkg/front_end/testcases/inference/super_property_get_invoke_implicit_call.dart.hierarchy.expect
@@ -0,0 +1,77 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+CallableClass:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    CallableClass.call
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.f
+
+D:
+  superclasses:
+    Object
+      -> C
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    D.g
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.f
diff --git a/pkg/front_end/testcases/inference/super_property_get_substitution.dart.hierarchy.expect b/pkg/front_end/testcases/inference/super_property_get_substitution.dart.hierarchy.expect
new file mode 100644
index 0000000..dc64786
--- /dev/null
+++ b/pkg/front_end/testcases/inference/super_property_get_substitution.dart.hierarchy.expect
@@ -0,0 +1,94 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+E:
+  superclasses:
+    Object
+      -> D<T>
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B.x
+
+C:
+  superclasses:
+    Object
+      -> B<Future<U>>
+  interfaces:
+  classMembers:
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    C.g
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.x
diff --git a/pkg/front_end/testcases/inference/super_property_get_tearoff.dart.hierarchy.expect b/pkg/front_end/testcases/inference/super_property_get_tearoff.dart.hierarchy.expect
new file mode 100644
index 0000000..8d4308a
--- /dev/null
+++ b/pkg/front_end/testcases/inference/super_property_get_tearoff.dart.hierarchy.expect
@@ -0,0 +1,57 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+      -> C
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    D.g
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/super_property_set_substitution.dart.hierarchy.expect b/pkg/front_end/testcases/inference/super_property_set_substitution.dart.hierarchy.expect
new file mode 100644
index 0000000..dc64786
--- /dev/null
+++ b/pkg/front_end/testcases/inference/super_property_set_substitution.dart.hierarchy.expect
@@ -0,0 +1,94 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+E:
+  superclasses:
+    Object
+      -> D<T>
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B.x
+
+C:
+  superclasses:
+    Object
+      -> B<Future<U>>
+  interfaces:
+  classMembers:
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    C.g
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.x
diff --git a/pkg/front_end/testcases/inference/this_reference.dart.hierarchy.expect b/pkg/front_end/testcases/inference/this_reference.dart.hierarchy.expect
new file mode 100644
index 0000000..e4a9a22
--- /dev/null
+++ b/pkg/front_end/testcases/inference/this_reference.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/try_catch.dart.hierarchy.expect b/pkg/front_end/testcases/inference/try_catch.dart.hierarchy.expect
new file mode 100644
index 0000000..525f424
--- /dev/null
+++ b/pkg/front_end/testcases/inference/try_catch.dart.hierarchy.expect
@@ -0,0 +1,70 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+E:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/try_catch_finally.dart.hierarchy.expect b/pkg/front_end/testcases/inference/try_catch_finally.dart.hierarchy.expect
new file mode 100644
index 0000000..525f424
--- /dev/null
+++ b/pkg/front_end/testcases/inference/try_catch_finally.dart.hierarchy.expect
@@ -0,0 +1,70 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+E:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/try_catch_promotion.dart.hierarchy.expect b/pkg/front_end/testcases/inference/try_catch_promotion.dart.hierarchy.expect
new file mode 100644
index 0000000..148400f
--- /dev/null
+++ b/pkg/front_end/testcases/inference/try_catch_promotion.dart.hierarchy.expect
@@ -0,0 +1,90 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+      -> C
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+StackTrace:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    StackTrace.current
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+E:
+  superclasses:
+    Object
+      -> StackTrace
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/type_cast.dart.hierarchy.expect b/pkg/front_end/testcases/inference/type_cast.dart.hierarchy.expect
new file mode 100644
index 0000000..dfd3e72
--- /dev/null
+++ b/pkg/front_end/testcases/inference/type_cast.dart.hierarchy.expect
@@ -0,0 +1,55 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A<T>
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    B.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/unresolved_super.dart.hierarchy.expect b/pkg/front_end/testcases/inference/unresolved_super.dart.hierarchy.expect
new file mode 100644
index 0000000..b628c46
--- /dev/null
+++ b/pkg/front_end/testcases/inference/unresolved_super.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    C.test
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/unsafe_block_closure_inference_constructor_call_explicit_dynamic_param.dart.hierarchy.expect b/pkg/front_end/testcases/inference/unsafe_block_closure_inference_constructor_call_explicit_dynamic_param.dart.hierarchy.expect
new file mode 100644
index 0000000..ba00015
--- /dev/null
+++ b/pkg/front_end/testcases/inference/unsafe_block_closure_inference_constructor_call_explicit_dynamic_param.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/unsafe_block_closure_inference_constructor_call_explicit_type_param.dart.hierarchy.expect b/pkg/front_end/testcases/inference/unsafe_block_closure_inference_constructor_call_explicit_type_param.dart.hierarchy.expect
new file mode 100644
index 0000000..ba00015
--- /dev/null
+++ b/pkg/front_end/testcases/inference/unsafe_block_closure_inference_constructor_call_explicit_type_param.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/unsafe_block_closure_inference_constructor_call_implicit_type_param.dart.hierarchy.expect b/pkg/front_end/testcases/inference/unsafe_block_closure_inference_constructor_call_implicit_type_param.dart.hierarchy.expect
new file mode 100644
index 0000000..ba00015
--- /dev/null
+++ b/pkg/front_end/testcases/inference/unsafe_block_closure_inference_constructor_call_implicit_type_param.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/unsafe_block_closure_inference_constructor_call_no_type_param.dart.hierarchy.expect b/pkg/front_end/testcases/inference/unsafe_block_closure_inference_constructor_call_no_type_param.dart.hierarchy.expect
new file mode 100644
index 0000000..ba00015
--- /dev/null
+++ b/pkg/front_end/testcases/inference/unsafe_block_closure_inference_constructor_call_no_type_param.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/unsafe_block_closure_inference_method_call_explicit_dynamic_param.dart.hierarchy.expect b/pkg/front_end/testcases/inference/unsafe_block_closure_inference_method_call_explicit_dynamic_param.dart.hierarchy.expect
new file mode 100644
index 0000000..e4a9a22
--- /dev/null
+++ b/pkg/front_end/testcases/inference/unsafe_block_closure_inference_method_call_explicit_dynamic_param.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/unsafe_block_closure_inference_method_call_explicit_type_param.dart.hierarchy.expect b/pkg/front_end/testcases/inference/unsafe_block_closure_inference_method_call_explicit_type_param.dart.hierarchy.expect
new file mode 100644
index 0000000..e4a9a22
--- /dev/null
+++ b/pkg/front_end/testcases/inference/unsafe_block_closure_inference_method_call_explicit_type_param.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/unsafe_block_closure_inference_method_call_implicit_type_param.dart.hierarchy.expect b/pkg/front_end/testcases/inference/unsafe_block_closure_inference_method_call_implicit_type_param.dart.hierarchy.expect
new file mode 100644
index 0000000..e4a9a22
--- /dev/null
+++ b/pkg/front_end/testcases/inference/unsafe_block_closure_inference_method_call_implicit_type_param.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference/unsafe_block_closure_inference_method_call_no_type_param.dart.hierarchy.expect b/pkg/front_end/testcases/inference/unsafe_block_closure_inference_method_call_no_type_param.dart.hierarchy.expect
new file mode 100644
index 0000000..e4a9a22
--- /dev/null
+++ b/pkg/front_end/testcases/inference/unsafe_block_closure_inference_method_call_no_type_param.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference_new/const_invocation.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/const_invocation.dart.hierarchy.expect
new file mode 100644
index 0000000..052819e
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/const_invocation.dart.hierarchy.expect
@@ -0,0 +1,62 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Foo.v4
+    Foo.v7
+    Object.toString
+    Foo.v3
+    Object.runtimeType
+    Foo.v6
+    Object._simpleInstanceOf
+    Foo.v9
+    Foo.v2
+    Object._instanceOf
+    Foo.v5
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Foo.v1
+    Object._simpleInstanceOfFalse
+    Foo.v8
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Bar:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference_new/dependency_only_if_generic_method.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/dependency_only_if_generic_method.dart.hierarchy.expect
new file mode 100644
index 0000000..295e36b
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/dependency_only_if_generic_method.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    A.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    A.g
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference_new/downwards_inference_inside_top_level.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/downwards_inference_inside_top_level.dart.hierarchy.expect
new file mode 100644
index 0000000..69ec6ad
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/downwards_inference_inside_top_level.dart.hierarchy.expect
@@ -0,0 +1,55 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    A.b
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.b
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference_new/downwards_inference_inside_top_level_2.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/downwards_inference_inside_top_level_2.dart.hierarchy.expect
new file mode 100644
index 0000000..196e56d
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/downwards_inference_inside_top_level_2.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference_new/field_inference_circularity.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/field_inference_circularity.dart.hierarchy.expect
new file mode 100644
index 0000000..451a9dd
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/field_inference_circularity.dart.hierarchy.expect
@@ -0,0 +1,62 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    A.y
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.y
+    A.x
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    B.y
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B.y
+    B.x
diff --git a/pkg/front_end/testcases/inference_new/for_each_identifier_downwards.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/for_each_identifier_downwards.dart.hierarchy.expect
new file mode 100644
index 0000000..4faaf13
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/for_each_identifier_downwards.dart.hierarchy.expect
@@ -0,0 +1,57 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    C.aField
+    C.test
+  classSetters:
+    C.aSetter
+    C.aField
diff --git a/pkg/front_end/testcases/inference_new/for_each_outer_var_type.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/for_each_outer_var_type.dart.hierarchy.expect
new file mode 100644
index 0000000..fe2fcf5
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/for_each_outer_var_type.dart.hierarchy.expect
@@ -0,0 +1,54 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference_new/indexed_assign_combiner.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/indexed_assign_combiner.dart.hierarchy.expect
new file mode 100644
index 0000000..ca39dc1fc
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/indexed_assign_combiner.dart.hierarchy.expect
@@ -0,0 +1,147 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    A.*
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> B
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+E:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+F:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+G:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    G.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    G.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference_new/infer_assign_to_implicit_this.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/infer_assign_to_implicit_this.dart.hierarchy.expect
new file mode 100644
index 0000000..315581c
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/infer_assign_to_implicit_this.dart.hierarchy.expect
@@ -0,0 +1,101 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.&
+    B.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> A
+        -> B
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.&
+    B.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
+
+Test:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Test.member
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test.test
+  classSetters:
+    Test.member
diff --git a/pkg/front_end/testcases/inference_new/infer_assign_to_implicit_this_upwards.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/infer_assign_to_implicit_this_upwards.dart.hierarchy.expect
new file mode 100644
index 0000000..03e1145
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/infer_assign_to_implicit_this_upwards.dart.hierarchy.expect
@@ -0,0 +1,79 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Test1:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Test1.t
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test1.test
+  classSetters:
+    Test1.t
+
+Test2:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Test2.t
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test2.test
+  classSetters:
+    Test2.t
+
+Test3:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Test3.t
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Test3.test3
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Test3.t
diff --git a/pkg/front_end/testcases/inference_new/infer_assign_to_index_full.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/infer_assign_to_index_full.dart.hierarchy.expect
new file mode 100644
index 0000000..6e9f0e0
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/infer_assign_to_index_full.dart.hierarchy.expect
@@ -0,0 +1,118 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Index:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.&
+    B.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> A
+        -> B
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.&
+    B.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
+
+Test:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Test.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Test.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test.test
+  classSetters:
diff --git a/pkg/front_end/testcases/inference_new/infer_assign_to_index_set_vs_get.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/infer_assign_to_index_set_vs_get.dart.hierarchy.expect
new file mode 100644
index 0000000..4292b72
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/infer_assign_to_index_set_vs_get.dart.hierarchy.expect
@@ -0,0 +1,185 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Index:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    A.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> A
+        -> B
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+      -> A
+        -> B
+          -> C
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+E:
+  superclasses:
+    Object
+      -> A
+        -> B
+          -> C
+            -> D
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+F:
+  superclasses:
+    Object
+      -> A
+        -> B
+          -> C
+            -> D
+              -> E
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Test:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Test.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Test.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test.test
+  classSetters:
diff --git a/pkg/front_end/testcases/inference_new/infer_assign_to_index_super.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/infer_assign_to_index_super.dart.hierarchy.expect
new file mode 100644
index 0000000..0d88d4d
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/infer_assign_to_index_super.dart.hierarchy.expect
@@ -0,0 +1,138 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Index:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.&
+    B.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> A
+        -> B
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.&
+    B.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
+
+Base:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Base.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Base.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Test:
+  superclasses:
+    Object
+      -> Base
+  interfaces:
+  classMembers:
+    Base.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Base.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test.test
+  classSetters:
diff --git a/pkg/front_end/testcases/inference_new/infer_assign_to_index_super_upwards.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/infer_assign_to_index_super_upwards.dart.hierarchy.expect
new file mode 100644
index 0000000..39baee4
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/infer_assign_to_index_super_upwards.dart.hierarchy.expect
@@ -0,0 +1,247 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Base:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Base.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Base.getValue
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Base.setValue
+    Base.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Test1:
+  superclasses:
+    Object
+      -> Base<int, int>
+  interfaces:
+  classMembers:
+    Base.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Base.getValue
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Base.setValue
+    Base.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test1.test
+  classSetters:
+
+Test2:
+  superclasses:
+    Object
+      -> Base<int, num>
+  interfaces:
+  classMembers:
+    Base.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Base.getValue
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Base.setValue
+    Base.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test2.test
+  classSetters:
+
+Test3:
+  superclasses:
+    Object
+      -> Base<int, double>
+  interfaces:
+  classMembers:
+    Base.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Base.getValue
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Base.setValue
+    Base.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test3.test
+  classSetters:
+
+Test4:
+  superclasses:
+    Object
+      -> Base<num, int>
+  interfaces:
+  classMembers:
+    Base.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Base.getValue
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Base.setValue
+    Base.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test4.test
+  classSetters:
+
+Test5:
+  superclasses:
+    Object
+      -> Base<num, num>
+  interfaces:
+  classMembers:
+    Base.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Base.getValue
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Base.setValue
+    Base.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test5.test
+  classSetters:
+
+Test6:
+  superclasses:
+    Object
+      -> Base<num, double>
+  interfaces:
+  classMembers:
+    Base.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Base.getValue
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Base.setValue
+    Base.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test6.test
+  classSetters:
+
+Test7:
+  superclasses:
+    Object
+      -> Base<double, int>
+  interfaces:
+  classMembers:
+    Base.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Base.getValue
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Base.setValue
+    Base.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test7.test
+  classSetters:
+
+Test8:
+  superclasses:
+    Object
+      -> Base<double, num>
+  interfaces:
+  classMembers:
+    Base.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Base.getValue
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Base.setValue
+    Base.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test8.test
+  classSetters:
+
+Test9:
+  superclasses:
+    Object
+      -> Base<double, double>
+  interfaces:
+  classMembers:
+    Base.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Base.getValue
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Base.setValue
+    Base.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test9.test
+  classSetters:
diff --git a/pkg/front_end/testcases/inference_new/infer_assign_to_index_this.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/infer_assign_to_index_this.dart.hierarchy.expect
new file mode 100644
index 0000000..6e9f0e0
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/infer_assign_to_index_this.dart.hierarchy.expect
@@ -0,0 +1,118 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Index:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.&
+    B.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> A
+        -> B
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.&
+    B.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
+
+Test:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Test.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Test.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test.test
+  classSetters:
diff --git a/pkg/front_end/testcases/inference_new/infer_assign_to_index_this_upwards.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/infer_assign_to_index_this_upwards.dart.hierarchy.expect
new file mode 100644
index 0000000..8bd8660
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/infer_assign_to_index_this_upwards.dart.hierarchy.expect
@@ -0,0 +1,199 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Test1:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Test1.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Test1.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test1.test
+  classSetters:
+
+Test2:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Test2.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Test2.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test2.test
+  classSetters:
+
+Test3:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Test3.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Test3.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test3.test
+  classSetters:
+
+Test4:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Test4.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Test4.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test4.test
+  classSetters:
+
+Test5:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Test5.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Test5.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test5.test
+  classSetters:
+
+Test6:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Test6.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Test6.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test6.test
+  classSetters:
+
+Test7:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Test7.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Test7.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test7.test
+  classSetters:
+
+Test8:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Test8.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Test8.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test8.test
+  classSetters:
+
+Test9:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Test9.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Test9.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test9.test
+  classSetters:
diff --git a/pkg/front_end/testcases/inference_new/infer_assign_to_index_upwards.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/infer_assign_to_index_upwards.dart.hierarchy.expect
new file mode 100644
index 0000000..38b0b8c
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/infer_assign_to_index_upwards.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Test:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Test.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Test.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference_new/infer_assign_to_local.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/infer_assign_to_local.dart.hierarchy.expect
new file mode 100644
index 0000000..103f020
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/infer_assign_to_local.dart.hierarchy.expect
@@ -0,0 +1,81 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.&
+    B.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> A
+        -> B
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.&
+    B.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
diff --git a/pkg/front_end/testcases/inference_new/infer_assign_to_property.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/infer_assign_to_property.dart.hierarchy.expect
new file mode 100644
index 0000000..5ab98e7
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/infer_assign_to_property.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    A.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.f
diff --git a/pkg/front_end/testcases/inference_new/infer_assign_to_property_custom.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/infer_assign_to_property_custom.dart.hierarchy.expect
new file mode 100644
index 0000000..220819f
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/infer_assign_to_property_custom.dart.hierarchy.expect
@@ -0,0 +1,57 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    A.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    B.a
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B.a
diff --git a/pkg/front_end/testcases/inference_new/infer_assign_to_property_full.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/infer_assign_to_property_full.dart.hierarchy.expect
new file mode 100644
index 0000000..315581c
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/infer_assign_to_property_full.dart.hierarchy.expect
@@ -0,0 +1,101 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.&
+    B.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> A
+        -> B
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.&
+    B.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
+
+Test:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Test.member
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test.test
+  classSetters:
+    Test.member
diff --git a/pkg/front_end/testcases/inference_new/infer_assign_to_property_null_aware.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/infer_assign_to_property_null_aware.dart.hierarchy.expect
new file mode 100644
index 0000000..315581c
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/infer_assign_to_property_null_aware.dart.hierarchy.expect
@@ -0,0 +1,101 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.&
+    B.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> A
+        -> B
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.&
+    B.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
+
+Test:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Test.member
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test.test
+  classSetters:
+    Test.member
diff --git a/pkg/front_end/testcases/inference_new/infer_assign_to_property_null_aware_upwards.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/infer_assign_to_property_null_aware_upwards.dart.hierarchy.expect
new file mode 100644
index 0000000..d489c28
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/infer_assign_to_property_null_aware_upwards.dart.hierarchy.expect
@@ -0,0 +1,79 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Test1:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Test1.prop
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test1.test
+  classSetters:
+    Test1.prop
+
+Test2:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Test2.prop
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test2.test
+  classSetters:
+    Test2.prop
+
+Test3:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Test3.prop
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Test3.test3
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Test3.prop
diff --git a/pkg/front_end/testcases/inference_new/infer_assign_to_property_super.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/infer_assign_to_property_super.dart.hierarchy.expect
new file mode 100644
index 0000000..7cf7949
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/infer_assign_to_property_super.dart.hierarchy.expect
@@ -0,0 +1,121 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.&
+    B.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> A
+        -> B
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.&
+    B.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
+
+Base:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Base.member
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Base.member
+
+Test:
+  superclasses:
+    Object
+      -> Base
+  interfaces:
+  classMembers:
+    Base.member
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test.test
+  classSetters:
+    Base.member
diff --git a/pkg/front_end/testcases/inference_new/infer_assign_to_property_super_upwards.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/infer_assign_to_property_super_upwards.dart.hierarchy.expect
new file mode 100644
index 0000000..2c693c5
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/infer_assign_to_property_super_upwards.dart.hierarchy.expect
@@ -0,0 +1,117 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Base:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Base.intProp
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Base.numProp
+    Base.doubleProp
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Base.intProp
+    Base.numProp
+    Base.doubleProp
+
+Test1:
+  superclasses:
+    Object
+      -> Base
+  interfaces:
+  classMembers:
+    Base.intProp
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Base.numProp
+    Base.doubleProp
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test1.test
+  classSetters:
+    Base.intProp
+    Base.numProp
+    Base.doubleProp
+
+Test2:
+  superclasses:
+    Object
+      -> Base
+  interfaces:
+  classMembers:
+    Base.intProp
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Base.numProp
+    Base.doubleProp
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test2.test
+  classSetters:
+    Base.intProp
+    Base.numProp
+    Base.doubleProp
+
+Test3:
+  superclasses:
+    Object
+      -> Base
+  interfaces:
+  classMembers:
+    Base.intProp
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Base.numProp
+    Test3.test3
+    Base.doubleProp
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Base.intProp
+    Base.numProp
+    Base.doubleProp
diff --git a/pkg/front_end/testcases/inference_new/infer_assign_to_property_upwards.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/infer_assign_to_property_upwards.dart.hierarchy.expect
new file mode 100644
index 0000000..d489c28
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/infer_assign_to_property_upwards.dart.hierarchy.expect
@@ -0,0 +1,79 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Test1:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Test1.prop
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test1.test
+  classSetters:
+    Test1.prop
+
+Test2:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Test2.prop
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Test2.test
+  classSetters:
+    Test2.prop
+
+Test3:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Test3.prop
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Test3.test3
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Test3.prop
diff --git a/pkg/front_end/testcases/inference_new/infer_assign_to_ref.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/infer_assign_to_ref.dart.hierarchy.expect
new file mode 100644
index 0000000..5ab98e7
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/infer_assign_to_ref.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    A.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.f
diff --git a/pkg/front_end/testcases/inference_new/infer_assign_to_static.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/infer_assign_to_static.dart.hierarchy.expect
new file mode 100644
index 0000000..9240a15
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/infer_assign_to_static.dart.hierarchy.expect
@@ -0,0 +1,83 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    B.staticVariable
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.&
+    B.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
+    B.staticVariable
+
+C:
+  superclasses:
+    Object
+      -> A
+        -> B
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.&
+    B.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
diff --git a/pkg/front_end/testcases/inference_new/infer_field_getter_setter_mismatch.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/infer_field_getter_setter_mismatch.dart.hierarchy.expect
new file mode 100644
index 0000000..7848afa
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/infer_field_getter_setter_mismatch.dart.hierarchy.expect
@@ -0,0 +1,58 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.x
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B.x
diff --git a/pkg/front_end/testcases/inference_new/infer_field_override_getter_overrides_setter.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/infer_field_override_getter_overrides_setter.dart.hierarchy.expect
new file mode 100644
index 0000000..167e1f9
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/infer_field_override_getter_overrides_setter.dart.hierarchy.expect
@@ -0,0 +1,78 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.x
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.x
+
+C:
+  superclasses:
+    Object
+      -> A
+        -> B
+  interfaces:
+  classMembers:
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.x
diff --git a/pkg/front_end/testcases/inference_new/infer_field_override_setter_overrides_getter.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/infer_field_override_setter_overrides_getter.dart.hierarchy.expect
new file mode 100644
index 0000000..3dbfb21
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/infer_field_override_setter_overrides_getter.dart.hierarchy.expect
@@ -0,0 +1,78 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B.x
+
+C:
+  superclasses:
+    Object
+      -> A
+        -> B
+  interfaces:
+  classMembers:
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.x
diff --git a/pkg/front_end/testcases/inference_new/infer_instance_accessor_ref.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/infer_instance_accessor_ref.dart.hierarchy.expect
new file mode 100644
index 0000000..17adc4f
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/infer_instance_accessor_ref.dart.hierarchy.expect
@@ -0,0 +1,92 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    A.b
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.b
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    B.c
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B.c
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+      -> C
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference_new/infer_instance_field_ref.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/infer_instance_field_ref.dart.hierarchy.expect
new file mode 100644
index 0000000..17adc4f
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/infer_instance_field_ref.dart.hierarchy.expect
@@ -0,0 +1,92 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    A.b
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.b
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    B.c
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B.c
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+      -> C
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference_new/infer_instance_field_ref_circular.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/infer_instance_field_ref_circular.dart.hierarchy.expect
new file mode 100644
index 0000000..f609d2a
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/infer_instance_field_ref_circular.dart.hierarchy.expect
@@ -0,0 +1,40 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    A.b
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    A.c
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.b
+    A.c
diff --git a/pkg/front_end/testcases/inference_new/infer_use_of_void.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/infer_use_of_void.dart.hierarchy.expect
new file mode 100644
index 0000000..3bf59e5
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/infer_use_of_void.dart.hierarchy.expect
@@ -0,0 +1,56 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> B
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference_new/multiple_interface_inheritance.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/multiple_interface_inheritance.dart.hierarchy.expect
new file mode 100644
index 0000000..4e3fcb5
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/multiple_interface_inheritance.dart.hierarchy.expect
@@ -0,0 +1,179 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I1:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    I1.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I2:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    I2.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces: I1, I2
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    I1.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+D:
+  superclasses:
+    Object
+      -> C
+  interfaces: I1, I2
+  classMembers:
+    D.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    D.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+E:
+  superclasses:
+    Object
+  interfaces: I2, I1
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    I2.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+F:
+  superclasses:
+    Object
+      -> E
+  interfaces: I2, I1
+  classMembers:
+    F.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    F.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/inference_new/property_assign_combiner.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/property_assign_combiner.dart.hierarchy.expect
new file mode 100644
index 0000000..b8aaea1
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/property_assign_combiner.dart.hierarchy.expect
@@ -0,0 +1,147 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    A.*
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> B
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+E:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+F:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+G:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    G.target
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    G.target
diff --git a/pkg/front_end/testcases/inference_new/property_get_toplevel.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/property_get_toplevel.dart.hierarchy.expect
new file mode 100644
index 0000000..38a3d58
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/property_get_toplevel.dart.hierarchy.expect
@@ -0,0 +1,40 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    C.getter
+    Object.runtimeType
+    Object._simpleInstanceOf
+    C.function
+    C.field
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.field
diff --git a/pkg/front_end/testcases/inference_new/static_assign_combiner.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/static_assign_combiner.dart.hierarchy.expect
new file mode 100644
index 0000000..ddb6412
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/static_assign_combiner.dart.hierarchy.expect
@@ -0,0 +1,128 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    A.*
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> B
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.*
+  classSetters:
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+E:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+F:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference_new/super_index_get.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/super_index_get.dart.hierarchy.expect
new file mode 100644
index 0000000..adf6a6f
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/super_index_get.dart.hierarchy.expect
@@ -0,0 +1,57 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    B.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> B
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    C.h
+    C.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference_new/super_index_get_substitution.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/super_index_get_substitution.dart.hierarchy.expect
new file mode 100644
index 0000000..1c8f791
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/super_index_get_substitution.dart.hierarchy.expect
@@ -0,0 +1,92 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+E:
+  superclasses:
+    Object
+      -> D<T>
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    B.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> B<Future<U>>
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    C.h
+    C.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference_new/switch.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/switch.dart.hierarchy.expect
new file mode 100644
index 0000000..ba00015
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/switch.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/inference_new/top_level_field_depends_on_multiple_inheritance.dart.hierarchy.expect b/pkg/front_end/testcases/inference_new/top_level_field_depends_on_multiple_inheritance.dart.hierarchy.expect
new file mode 100644
index 0000000..a0eaeca
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/top_level_field_depends_on_multiple_inheritance.dart.hierarchy.expect
@@ -0,0 +1,189 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> A
+        -> B
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    D.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+E:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    E.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+F:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    F.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+G:
+  superclasses:
+    Object
+  interfaces: D, E, F
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    D.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+H:
+  superclasses:
+    Object
+      -> G
+  interfaces: D, E, F
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    H.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    H.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/all_steps.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/all_steps.dart.hierarchy.expect
new file mode 100644
index 0000000..8f839c1
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/all_steps.dart.hierarchy.expect
@@ -0,0 +1,70 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/body_generic_classes_from_dill.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/body_generic_classes_from_dill.dart.hierarchy.expect
new file mode 100644
index 0000000..8130575
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/body_generic_classes_from_dill.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/body_literal_list.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/body_literal_list.dart.hierarchy.expect
new file mode 100644
index 0000000..94d8ef3
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/body_literal_list.dart.hierarchy.expect
@@ -0,0 +1,54 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    B.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/body_literal_list_with_generic_argument.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/body_literal_list_with_generic_argument.dart.hierarchy.expect
new file mode 100644
index 0000000..b51e6a0
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/body_literal_list_with_generic_argument.dart.hierarchy.expect
@@ -0,0 +1,54 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.fun
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/body_literal_map.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/body_literal_map.dart.hierarchy.expect
new file mode 100644
index 0000000..94d8ef3
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/body_literal_map.dart.hierarchy.expect
@@ -0,0 +1,54 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    B.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/body_omitted_bound.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/body_omitted_bound.dart.hierarchy.expect
new file mode 100644
index 0000000..4096970
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/body_omitted_bound.dart.hierarchy.expect
@@ -0,0 +1,54 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    C.fun
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/body_super_bounded_type.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/body_super_bounded_type.dart.hierarchy.expect
new file mode 100644
index 0000000..94d8ef3
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/body_super_bounded_type.dart.hierarchy.expect
@@ -0,0 +1,54 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    B.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/body_typedef_literal_list.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/body_typedef_literal_list.dart.hierarchy.expect
new file mode 100644
index 0000000..0ed6368
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/body_typedef_literal_list.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    B.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/body_typedef_literal_list_with_generic_argument.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/body_typedef_literal_list_with_generic_argument.dart.hierarchy.expect
new file mode 100644
index 0000000..19920ef
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/body_typedef_literal_list_with_generic_argument.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.fun
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/body_typedef_literal_map.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/body_typedef_literal_map.dart.hierarchy.expect
new file mode 100644
index 0000000..0ed6368
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/body_typedef_literal_map.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    B.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/body_typedef_omitted_bound.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/body_typedef_omitted_bound.dart.hierarchy.expect
new file mode 100644
index 0000000..3805794
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/body_typedef_omitted_bound.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/body_typedef_super_bounded_type.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/body_typedef_super_bounded_type.dart.hierarchy.expect
new file mode 100644
index 0000000..3805794
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/body_typedef_super_bounded_type.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/contravariant_dependence.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/contravariant_dependence.dart.hierarchy.expect
new file mode 100644
index 0000000..ba00015
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/contravariant_dependence.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/contravariant_dependence_in_literals.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/contravariant_dependence_in_literals.dart.hierarchy.expect
new file mode 100644
index 0000000..ba00015
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/contravariant_dependence_in_literals.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/contravariant_mutual_dependence.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/contravariant_mutual_dependence.dart.hierarchy.expect
new file mode 100644
index 0000000..29eb6df
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/contravariant_mutual_dependence.dart.hierarchy.expect
@@ -0,0 +1,53 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+E:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/contravariant_mutual_dependence_in_literals.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/contravariant_mutual_dependence_in_literals.dart.hierarchy.expect
new file mode 100644
index 0000000..29eb6df
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/contravariant_mutual_dependence_in_literals.dart.hierarchy.expect
@@ -0,0 +1,53 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+E:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/covariant_dependence.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/covariant_dependence.dart.hierarchy.expect
new file mode 100644
index 0000000..25856d1
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/covariant_dependence.dart.hierarchy.expect
@@ -0,0 +1,104 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+E:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+F:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/covariant_dependence_in_literals.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/covariant_dependence_in_literals.dart.hierarchy.expect
new file mode 100644
index 0000000..25856d1
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/covariant_dependence_in_literals.dart.hierarchy.expect
@@ -0,0 +1,104 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+E:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+F:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/covariant_mutual_dependence.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/covariant_mutual_dependence.dart.hierarchy.expect
new file mode 100644
index 0000000..08d4da1
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/covariant_mutual_dependence.dart.hierarchy.expect
@@ -0,0 +1,104 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+E:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+F:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/covariant_mutual_dependence_in_literals.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/covariant_mutual_dependence_in_literals.dart.hierarchy.expect
new file mode 100644
index 0000000..08d4da1
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/covariant_mutual_dependence_in_literals.dart.hierarchy.expect
@@ -0,0 +1,104 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+E:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+F:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/dependence.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/dependence.dart.hierarchy.expect
new file mode 100644
index 0000000..f8844e4
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/dependence.dart.hierarchy.expect
@@ -0,0 +1,70 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/dependence_in_literals.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/dependence_in_literals.dart.hierarchy.expect
new file mode 100644
index 0000000..f8844e4
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/dependence_in_literals.dart.hierarchy.expect
@@ -0,0 +1,70 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/inference_constrained_by_bound.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/inference_constrained_by_bound.dart.hierarchy.expect
new file mode 100644
index 0000000..196e56d
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/inference_constrained_by_bound.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/inference_defaults_to_bound.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/inference_defaults_to_bound.dart.hierarchy.expect
new file mode 100644
index 0000000..196e56d
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/inference_defaults_to_bound.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/inference_gives_input.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/inference_gives_input.dart.hierarchy.expect
new file mode 100644
index 0000000..38e2563
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/inference_gives_input.dart.hierarchy.expect
@@ -0,0 +1,54 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A<T>
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/inference_super_bounded_rejected.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/inference_super_bounded_rejected.dart.hierarchy.expect
new file mode 100644
index 0000000..9bc4745
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/inference_super_bounded_rejected.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/instantiated_in_outline.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/instantiated_in_outline.dart.hierarchy.expect
new file mode 100644
index 0000000..792b563
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/instantiated_in_outline.dart.hierarchy.expect
@@ -0,0 +1,55 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    B.bar
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    B.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/literal_list.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/literal_list.dart.hierarchy.expect
new file mode 100644
index 0000000..196e56d
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/literal_list.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/literal_list_with_generic_argument.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/literal_list_with_generic_argument.dart.hierarchy.expect
new file mode 100644
index 0000000..792b563
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/literal_list_with_generic_argument.dart.hierarchy.expect
@@ -0,0 +1,55 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    B.bar
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    B.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/literal_map.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/literal_map.dart.hierarchy.expect
new file mode 100644
index 0000000..196e56d
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/literal_map.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/multiple_strongly_connected.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/multiple_strongly_connected.dart.hierarchy.expect
new file mode 100644
index 0000000..3dc67d6
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/multiple_strongly_connected.dart.hierarchy.expect
@@ -0,0 +1,189 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+E:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+F:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+G:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+H:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+J:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/mutual_dependence.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/mutual_dependence.dart.hierarchy.expect
new file mode 100644
index 0000000..dff169d
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/mutual_dependence.dart.hierarchy.expect
@@ -0,0 +1,189 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C1:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C2:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C3:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C4:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D1:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D2:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D3:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D4:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+E:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/mutual_dependence_in_literals.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/mutual_dependence_in_literals.dart.hierarchy.expect
new file mode 100644
index 0000000..dff169d
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/mutual_dependence_in_literals.dart.hierarchy.expect
@@ -0,0 +1,189 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C1:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C2:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C3:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C4:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D1:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D2:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D3:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D4:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+E:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/non_simple_bound_due_to_non_simple.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/non_simple_bound_due_to_non_simple.dart.hierarchy.expect
new file mode 100644
index 0000000..8fea0c9
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/non_simple_bound_due_to_non_simple.dart.hierarchy.expect
@@ -0,0 +1,70 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/non_simple_bound_due_to_variables.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/non_simple_bound_due_to_variables.dart.hierarchy.expect
new file mode 100644
index 0000000..523e0f4
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/non_simple_bound_due_to_variables.dart.hierarchy.expect
@@ -0,0 +1,53 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/non_simple_class_parametrized_typedef_cycle.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/non_simple_class_parametrized_typedef_cycle.dart.hierarchy.expect
new file mode 100644
index 0000000..efc780c
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/non_simple_class_parametrized_typedef_cycle.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Hest:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/non_simple_class_typedef_cycle.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/non_simple_class_typedef_cycle.dart.hierarchy.expect
new file mode 100644
index 0000000..efc780c
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/non_simple_class_typedef_cycle.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Hest:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/non_simple_co_inductive.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/non_simple_co_inductive.dart.hierarchy.expect
new file mode 100644
index 0000000..efc780c
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/non_simple_co_inductive.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Hest:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/non_simple_co_inductive_for_each.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/non_simple_co_inductive_for_each.dart.hierarchy.expect
new file mode 100644
index 0000000..efc780c
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/non_simple_co_inductive_for_each.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Hest:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/non_simple_co_inductive_no_dup.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/non_simple_co_inductive_no_dup.dart.hierarchy.expect
new file mode 100644
index 0000000..efc780c
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/non_simple_co_inductive_no_dup.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Hest:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/non_simple_folded_regress.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/non_simple_folded_regress.dart.hierarchy.expect
new file mode 100644
index 0000000..988b2c4
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/non_simple_folded_regress.dart.hierarchy.expect
@@ -0,0 +1,53 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Hest:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Fisk:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/non_simple_for_each.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/non_simple_for_each.dart.hierarchy.expect
new file mode 100644
index 0000000..988b2c4
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/non_simple_for_each.dart.hierarchy.expect
@@ -0,0 +1,53 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Hest:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Fisk:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/non_simple_from_compiled.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/non_simple_from_compiled.dart.hierarchy.expect
new file mode 100644
index 0000000..efc780c
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/non_simple_from_compiled.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Hest:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/non_simple_generic_function_in_bound_regress.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/non_simple_generic_function_in_bound_regress.dart.hierarchy.expect
new file mode 100644
index 0000000..988b2c4
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/non_simple_generic_function_in_bound_regress.dart.hierarchy.expect
@@ -0,0 +1,53 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Hest:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Fisk:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/non_simple_many.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/non_simple_many.dart.hierarchy.expect
new file mode 100644
index 0000000..6c3a2f6
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/non_simple_many.dart.hierarchy.expect
@@ -0,0 +1,70 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Hest:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Fisk:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Naebdyr:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/non_simple_many_libs_same_name_cycle.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/non_simple_many_libs_same_name_cycle.dart.hierarchy.expect
new file mode 100644
index 0000000..ae72487
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/non_simple_many_libs_same_name_cycle.dart.hierarchy.expect
@@ -0,0 +1,53 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Hest:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Hest:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/non_simple_no_dup.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/non_simple_no_dup.dart.hierarchy.expect
new file mode 100644
index 0000000..988b2c4
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/non_simple_no_dup.dart.hierarchy.expect
@@ -0,0 +1,53 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Hest:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Fisk:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/non_simple_suppress_consequence.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/non_simple_suppress_consequence.dart.hierarchy.expect
new file mode 100644
index 0000000..6c3a2f6
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/non_simple_suppress_consequence.dart.hierarchy.expect
@@ -0,0 +1,70 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Hest:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Fisk:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Naebdyr:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/non_simple_variables_from_same.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/non_simple_variables_from_same.dart.hierarchy.expect
new file mode 100644
index 0000000..988b2c4
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/non_simple_variables_from_same.dart.hierarchy.expect
@@ -0,0 +1,53 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Hest:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Fisk:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/omitted_bound.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/omitted_bound.dart.hierarchy.expect
new file mode 100644
index 0000000..c693c0a
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/omitted_bound.dart.hierarchy.expect
@@ -0,0 +1,55 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    C.baz
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/raw_in_bound.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/raw_in_bound.dart.hierarchy.expect
new file mode 100644
index 0000000..523e0f4
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/raw_in_bound.dart.hierarchy.expect
@@ -0,0 +1,53 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/super_bounded_type.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/super_bounded_type.dart.hierarchy.expect
new file mode 100644
index 0000000..196e56d
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/super_bounded_type.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/supertypes.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/supertypes.dart.hierarchy.expect
new file mode 100644
index 0000000..1931b4d
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/supertypes.dart.hierarchy.expect
@@ -0,0 +1,485 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+X:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Y:
+  superclasses:
+    Object
+      -> X
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Expect:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Expect.identical
+    Expect.throwsCastError
+    Expect._fail
+    Expect.notIdentical
+    Expect.isNotNull
+    Expect._getMessage
+    Expect.allIdentical
+    Expect._escapeSubstring
+    Expect.fail
+    Expect._truncateString
+    Expect.isFalse
+    Expect.isTrue
+    Object.toString
+    Expect.subtype
+    Expect.throwsRangeError
+    Expect._stringDifference
+    Expect.throwsArgumentError
+    Expect.stringEquals
+    Object.runtimeType
+    Expect.testError
+    Expect.throwsStateError
+    Object._simpleInstanceOf
+    Expect.isNull
+    Expect.approxEquals
+    Expect.equals
+    Object._instanceOf
+    Expect.allDistinct
+    Expect.throwsTypeError
+    Expect._subtypeAtRuntime
+    Expect.setEquals
+    Object.noSuchMethod
+    Expect.notEquals
+    Expect.listEquals
+    Expect._findEquivalences
+    Expect.mapEquals
+    Object._identityHashCode
+    Expect.throwsUnsupportedError
+    Expect.notType
+    Expect.deepEquals
+    Expect._escapeString
+    Expect.type
+    Object.hashCode
+    Expect.throwsNoSuchMethodError
+    Expect.notSubtype
+    Expect.throws
+    Object._simpleInstanceOfFalse
+    Expect._writeEquivalences
+    Expect.throwsAssertionError
+    Object._simpleInstanceOfTrue
+    Object.==
+    Expect.throwsFormatException
+  classSetters:
+
+Exception:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+ExpectException:
+  superclasses:
+    Object
+  interfaces: Exception
+  classMembers:
+    ExpectException.message
+    ExpectException.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    ExpectException.message
+    ExpectException.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+NoInline:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+AssumeDynamic:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Immutable:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Immutable.reason
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Required:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Required.reason
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_AlwaysThrows:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Checked:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Experimental:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Factory:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_IsTest:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_IsTestGroup:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Literal:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_MustCallSuper:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_OptionalTypeArgs:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Protected:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Sealed:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Virtual:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_VisibleForOverriding:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_VisibleForTesting:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/typedef_instantiated_in_outline.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/typedef_instantiated_in_outline.dart.hierarchy.expect
new file mode 100644
index 0000000..fb8e258
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/typedef_instantiated_in_outline.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    B.bar
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    B.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/typedef_literal_list_with_generic_argument.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/typedef_literal_list_with_generic_argument.dart.hierarchy.expect
new file mode 100644
index 0000000..fb8e258
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/typedef_literal_list_with_generic_argument.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    B.bar
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    B.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/typedef_omitted_bound.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/typedef_omitted_bound.dart.hierarchy.expect
new file mode 100644
index 0000000..3805794
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/typedef_omitted_bound.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/instantiate_to_bound/typedef_raw_in_bound.dart.hierarchy.expect b/pkg/front_end/testcases/instantiate_to_bound/typedef_raw_in_bound.dart.hierarchy.expect
new file mode 100644
index 0000000..9bc4745
--- /dev/null
+++ b/pkg/front_end/testcases/instantiate_to_bound/typedef_raw_in_bound.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/invalid_assignment.dart.hierarchy.expect b/pkg/front_end/testcases/invalid_assignment.dart.hierarchy.expect
new file mode 100644
index 0000000..ff2fa4d
--- /dev/null
+++ b/pkg/front_end/testcases/invalid_assignment.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/invalid_cast.dart.hierarchy.expect b/pkg/front_end/testcases/invalid_cast.dart.hierarchy.expect
new file mode 100644
index 0000000..1e37782
--- /dev/null
+++ b/pkg/front_end/testcases/invalid_cast.dart.hierarchy.expect
@@ -0,0 +1,57 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    C.staticFunction
+    Object._instanceOf
+    C._redirecting#
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C._redirecting#
+
+D:
+  superclasses:
+    Object
+      -> C
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/invalid_type.dart.hierarchy.expect b/pkg/front_end/testcases/invalid_type.dart.hierarchy.expect
new file mode 100644
index 0000000..3805794
--- /dev/null
+++ b/pkg/front_end/testcases/invalid_type.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/issue34899.dart.hierarchy.expect b/pkg/front_end/testcases/issue34899.dart.hierarchy.expect
new file mode 100644
index 0000000..988b29a
--- /dev/null
+++ b/pkg/front_end/testcases/issue34899.dart.hierarchy.expect
@@ -0,0 +1,96 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Foo.t
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Foo.call
+    Object._instanceOf
+    Foo.quux
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Foo.t
+
+Bar:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Bar.garply
+    Object.toString
+    Object.runtimeType
+    Bar.quuz
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Bar.corge
+    Object._simpleInstanceOfTrue
+    Object.==
+    Bar.qux
+  classSetters:
+    Bar.qux
+
+Baz:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Grault:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/magic_const.dart.hierarchy.expect b/pkg/front_end/testcases/magic_const.dart.hierarchy.expect
new file mode 100644
index 0000000..0a8f0ef
--- /dev/null
+++ b/pkg/front_end/testcases/magic_const.dart.hierarchy.expect
@@ -0,0 +1,53 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Constant:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+NotConstant:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/metadata_enum.dart.hierarchy.expect b/pkg/front_end/testcases/metadata_enum.dart.hierarchy.expect
new file mode 100644
index 0000000..07b5939
--- /dev/null
+++ b/pkg/front_end/testcases/metadata_enum.dart.hierarchy.expect
@@ -0,0 +1,42 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+E:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    E.toString
+    E.E1
+    E.index
+    Object.runtimeType
+    Object._simpleInstanceOf
+    E.E2
+    Object._instanceOf
+    E._name
+    Object.noSuchMethod
+    Object._identityHashCode
+    E.E3
+    Object.hashCode
+    E.values
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/metadata_named_mixin_application.dart.hierarchy.expect b/pkg/front_end/testcases/metadata_named_mixin_application.dart.hierarchy.expect
new file mode 100644
index 0000000..08e508c
--- /dev/null
+++ b/pkg/front_end/testcases/metadata_named_mixin_application.dart.hierarchy.expect
@@ -0,0 +1,83 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+E:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> D
+  interfaces: E
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/micro.dart.hierarchy.expect b/pkg/front_end/testcases/micro.dart.hierarchy.expect
new file mode 100644
index 0000000..f582dc5
--- /dev/null
+++ b/pkg/front_end/testcases/micro.dart.hierarchy.expect
@@ -0,0 +1,164 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Foo.instanceMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+ExternalValue:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Bar:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Bar.externalInstanceMethod
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Box:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Box.field
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Box.field
+
+FinalBox:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    FinalBox.finalField
+  classSetters:
+
+SubFinalBox:
+  superclasses:
+    Object
+      -> FinalBox
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    FinalBox.finalField
+  classSetters:
+
+DynamicReceiver1:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    DynamicReceiver1.dynamicallyCalled
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+DynamicReceiver2:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    DynamicReceiver2.dynamicallyCalled
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/missing_constructor.dart.hierarchy.expect b/pkg/front_end/testcases/missing_constructor.dart.hierarchy.expect
new file mode 100644
index 0000000..662f599
--- /dev/null
+++ b/pkg/front_end/testcases/missing_constructor.dart.hierarchy.expect
@@ -0,0 +1,149 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Super:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Sub:
+  superclasses:
+    Object
+      -> Super
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Bad:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+M:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Super with M:
+  superclasses:
+    Object
+      -> Super
+  interfaces: M
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+MixinApplication:
+  superclasses:
+    Object
+      -> Super
+        -> _MixinApplication&Super&M
+  interfaces: M
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/mixin.dart.hierarchy.expect b/pkg/front_end/testcases/mixin.dart.hierarchy.expect
new file mode 100644
index 0000000..a86326c
--- /dev/null
+++ b/pkg/front_end/testcases/mixin.dart.hierarchy.expect
@@ -0,0 +1,328 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+M1:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M1.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+M2:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M2.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Object with M1:
+  superclasses:
+    Object
+  interfaces: M1
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M1.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M1.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+_C&Object&M1 with M2:
+  superclasses:
+    Object
+      -> _C&Object&M1
+  interfaces: M1, M2
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M2.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M2.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+C:
+  superclasses:
+    Object
+      -> _C&Object&M1
+        -> _C&Object&M1&M2
+  interfaces: M1, M2
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M2.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M2.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+G1:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    G1.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Object with G1<S>:
+  superclasses:
+    Object
+  interfaces: G1<S>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    G1.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    G1.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+D:
+  superclasses:
+    Object
+      -> _D&Object&G1<S>
+  interfaces: G1<S>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    G1.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    G1.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Object with M1:
+  superclasses:
+    Object
+  interfaces: M1
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M1.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M1.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+_B&Object&M1 with M2:
+  superclasses:
+    Object
+      -> _B&Object&M1
+  interfaces: M1, M2
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M2.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M2.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+B:
+  superclasses:
+    Object
+      -> _B&Object&M1
+        -> _B&Object&M1&M2
+  interfaces: M1, M2
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M2.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M2.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/mixin_application_override.dart.hierarchy.expect b/pkg/front_end/testcases/mixin_application_override.dart.hierarchy.expect
new file mode 100644
index 0000000..8351797
--- /dev/null
+++ b/pkg/front_end/testcases/mixin_application_override.dart.hierarchy.expect
@@ -0,0 +1,1301 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+S:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    S.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+M:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+M1:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+M2:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+MX:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A0:
+  superclasses:
+    Object
+      -> S
+  interfaces: M
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+S with M1:
+  superclasses:
+    Object
+      -> S
+  interfaces: M1
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    S.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    S.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+A1:
+  superclasses:
+    Object
+      -> S
+        -> _A1&S&M1
+  interfaces: M1, M
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+S with M1:
+  superclasses:
+    Object
+      -> S
+  interfaces: M1
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    S.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    S.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+_A2&S&M1 with M2:
+  superclasses:
+    Object
+      -> S
+        -> _A2&S&M1
+  interfaces: M1, M2
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    S.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    S.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+A2:
+  superclasses:
+    Object
+      -> S
+        -> _A2&S&M1
+          -> _A2&S&M1&M2
+  interfaces: M1, M2, M
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+S with M:
+  superclasses:
+    Object
+      -> S
+  interfaces: M
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+A0X:
+  superclasses:
+    Object
+      -> S
+        -> _A0X&S&M
+  interfaces: M, MX
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+S with M1:
+  superclasses:
+    Object
+      -> S
+  interfaces: M1
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    S.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    S.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+_A1X&S&M1 with M:
+  superclasses:
+    Object
+      -> S
+        -> _A1X&S&M1
+  interfaces: M1, M
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+A1X:
+  superclasses:
+    Object
+      -> S
+        -> _A1X&S&M1
+          -> _A1X&S&M1&M
+  interfaces: M1, M, MX
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+S with M1:
+  superclasses:
+    Object
+      -> S
+  interfaces: M1
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    S.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    S.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+_A2X&S&M1 with M2:
+  superclasses:
+    Object
+      -> S
+        -> _A2X&S&M1
+  interfaces: M1, M2
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    S.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    S.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+_A2X&S&M1&M2 with M:
+  superclasses:
+    Object
+      -> S
+        -> _A2X&S&M1
+          -> _A2X&S&M1&M2
+  interfaces: M1, M2, M
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+A2X:
+  superclasses:
+    Object
+      -> S
+        -> _A2X&S&M1
+          -> _A2X&S&M1&M2
+            -> _A2X&S&M1&M2&M
+  interfaces: M1, M2, M, MX
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+S with M:
+  superclasses:
+    Object
+      -> S
+  interfaces: M
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+B0:
+  superclasses:
+    Object
+      -> S
+        -> _B0&S&M
+  interfaces: M
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+S with M1:
+  superclasses:
+    Object
+      -> S
+  interfaces: M1
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    S.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    S.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+_B1&S&M1 with M:
+  superclasses:
+    Object
+      -> S
+        -> _B1&S&M1
+  interfaces: M1, M
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+B1:
+  superclasses:
+    Object
+      -> S
+        -> _B1&S&M1
+          -> _B1&S&M1&M
+  interfaces: M1, M
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+S with M1:
+  superclasses:
+    Object
+      -> S
+  interfaces: M1
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    S.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    S.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+_B2&S&M1 with M2:
+  superclasses:
+    Object
+      -> S
+        -> _B2&S&M1
+  interfaces: M1, M2
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    S.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    S.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+_B2&S&M1&M2 with M:
+  superclasses:
+    Object
+      -> S
+        -> _B2&S&M1
+          -> _B2&S&M1&M2
+  interfaces: M1, M2, M
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+B2:
+  superclasses:
+    Object
+      -> S
+        -> _B2&S&M1
+          -> _B2&S&M1&M2
+            -> _B2&S&M1&M2&M
+  interfaces: M1, M2, M
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+S with M:
+  superclasses:
+    Object
+      -> S
+  interfaces: M
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+_B0X&S&M with MX:
+  superclasses:
+    Object
+      -> S
+        -> _B0X&S&M
+  interfaces: M, MX
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+B0X:
+  superclasses:
+    Object
+      -> S
+        -> _B0X&S&M
+          -> _B0X&S&M&MX
+  interfaces: M, MX
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+S with M1:
+  superclasses:
+    Object
+      -> S
+  interfaces: M1
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    S.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    S.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+_B1X&S&M1 with M:
+  superclasses:
+    Object
+      -> S
+        -> _B1X&S&M1
+  interfaces: M1, M
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+_B1X&S&M1&M with MX:
+  superclasses:
+    Object
+      -> S
+        -> _B1X&S&M1
+          -> _B1X&S&M1&M
+  interfaces: M1, M, MX
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+B1X:
+  superclasses:
+    Object
+      -> S
+        -> _B1X&S&M1
+          -> _B1X&S&M1&M
+            -> _B1X&S&M1&M&MX
+  interfaces: M1, M, MX
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+S with M1:
+  superclasses:
+    Object
+      -> S
+  interfaces: M1
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    S.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    S.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+_B2X&S&M1 with M2:
+  superclasses:
+    Object
+      -> S
+        -> _B2X&S&M1
+  interfaces: M1, M2
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    S.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    S.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+_B2X&S&M1&M2 with M:
+  superclasses:
+    Object
+      -> S
+        -> _B2X&S&M1
+          -> _B2X&S&M1&M2
+  interfaces: M1, M2, M
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+_B2X&S&M1&M2&M with MX:
+  superclasses:
+    Object
+      -> S
+        -> _B2X&S&M1
+          -> _B2X&S&M1&M2
+            -> _B2X&S&M1&M2&M
+  interfaces: M1, M2, M, MX
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+B2X:
+  superclasses:
+    Object
+      -> S
+        -> _B2X&S&M1
+          -> _B2X&S&M1&M2
+            -> _B2X&S&M1&M2&M
+              -> _B2X&S&M1&M2&M&MX
+  interfaces: M1, M2, M, MX
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/mixin_conflicts.dart.hierarchy.expect b/pkg/front_end/testcases/mixin_conflicts.dart.hierarchy.expect
new file mode 100644
index 0000000..d311de4
--- /dev/null
+++ b/pkg/front_end/testcases/mixin_conflicts.dart.hierarchy.expect
@@ -0,0 +1,357 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+M:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+N:
+  superclasses:
+    Object
+  interfaces: M
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Object with N:
+  superclasses:
+    Object
+  interfaces: N, M
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+C:
+  superclasses:
+    Object
+      -> _C&Object&N
+  interfaces: N, M
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+M2:
+  superclasses:
+    Object
+  interfaces: M
+  classMembers:
+    M2.bar
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    M2.bar
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+N2:
+  superclasses:
+    Object
+  interfaces: M2, M
+  classMembers:
+    M2.bar
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    M2.bar
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+N3:
+  superclasses:
+    Object
+  interfaces: M2, M
+  classMembers:
+    M2.bar
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    M2.bar
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Object with M2:
+  superclasses:
+    Object
+  interfaces: M2, M
+  classMembers:
+    M2.bar
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    M2.bar
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+C2:
+  superclasses:
+    Object
+      -> _C2&Object&M2
+  interfaces: M2, M
+  classMembers:
+    M2.bar
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    M2.bar
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Object with M2:
+  superclasses:
+    Object
+  interfaces: M2, M
+  classMembers:
+    M2.bar
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    M2.bar
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+C3:
+  superclasses:
+    Object
+      -> _C3&Object&M2
+  interfaces: M2, M
+  classMembers:
+    M2.bar
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    M2.bar
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/mixin_constructors_with_default_values.dart.hierarchy.expect b/pkg/front_end/testcases/mixin_constructors_with_default_values.dart.hierarchy.expect
new file mode 100644
index 0000000..78bd7cb
--- /dev/null
+++ b/pkg/front_end/testcases/mixin_constructors_with_default_values.dart.hierarchy.expect
@@ -0,0 +1,607 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.trace
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.trace
+
+M:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+      -> C<String>
+  interfaces: M
+  classMembers:
+    C.trace
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.trace
+  interfaceMembers:
+    C.trace
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    C.trace
+
+E:
+  superclasses:
+    Object
+      -> C<String>
+        -> D
+  interfaces: M
+  classMembers:
+    C.trace
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.trace
+  interfaceMembers:
+    C.trace
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    C.trace
+
+C<int> with M:
+  superclasses:
+    Object
+      -> C<int>
+  interfaces: M
+  classMembers:
+    C.trace
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.trace
+  interfaceMembers:
+    C.trace
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    C.trace
+
+F:
+  superclasses:
+    Object
+      -> C<int>
+        -> _F&C&M
+  interfaces: M
+  classMembers:
+    C.trace
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.trace
+  interfaceMembers:
+    C.trace
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    C.trace
+
+Expect:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Expect.identical
+    Expect.throwsCastError
+    Expect._fail
+    Expect.notIdentical
+    Expect.isNotNull
+    Expect._getMessage
+    Expect.allIdentical
+    Expect._escapeSubstring
+    Expect.fail
+    Expect._truncateString
+    Expect.isFalse
+    Expect.isTrue
+    Object.toString
+    Expect.subtype
+    Expect.throwsRangeError
+    Expect._stringDifference
+    Expect.throwsArgumentError
+    Expect.stringEquals
+    Object.runtimeType
+    Expect.testError
+    Expect.throwsStateError
+    Object._simpleInstanceOf
+    Expect.isNull
+    Expect.approxEquals
+    Expect.equals
+    Object._instanceOf
+    Expect.allDistinct
+    Expect.throwsTypeError
+    Expect._subtypeAtRuntime
+    Expect.setEquals
+    Object.noSuchMethod
+    Expect.notEquals
+    Expect.listEquals
+    Expect._findEquivalences
+    Expect.mapEquals
+    Object._identityHashCode
+    Expect.throwsUnsupportedError
+    Expect.notType
+    Expect.deepEquals
+    Expect._escapeString
+    Expect.type
+    Object.hashCode
+    Expect.throwsNoSuchMethodError
+    Expect.notSubtype
+    Expect.throws
+    Object._simpleInstanceOfFalse
+    Expect._writeEquivalences
+    Expect.throwsAssertionError
+    Object._simpleInstanceOfTrue
+    Object.==
+    Expect.throwsFormatException
+  classSetters:
+
+Exception:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+ExpectException:
+  superclasses:
+    Object
+  interfaces: Exception
+  classMembers:
+    ExpectException.message
+    ExpectException.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    ExpectException.message
+    ExpectException.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+NoInline:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+AssumeDynamic:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Immutable:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Immutable.reason
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Required:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Required.reason
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_AlwaysThrows:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Checked:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Experimental:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Factory:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_IsTest:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_IsTestGroup:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Literal:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_MustCallSuper:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_OptionalTypeArgs:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Protected:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Sealed:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Virtual:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_VisibleForOverriding:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_VisibleForTesting:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/mixin_inherited_setter_for_mixed_in_field.dart.hierarchy.expect b/pkg/front_end/testcases/mixin_inherited_setter_for_mixed_in_field.dart.hierarchy.expect
new file mode 100644
index 0000000..56969f8
--- /dev/null
+++ b/pkg/front_end/testcases/mixin_inherited_setter_for_mixed_in_field.dart.hierarchy.expect
@@ -0,0 +1,166 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C._field
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C._field
+
+D:
+  superclasses:
+    Object
+      -> C<B>
+  interfaces:
+  classMembers:
+    C._field
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C._field
+
+Object with C<B>:
+  superclasses:
+    Object
+  interfaces: C<B>
+  classMembers:
+    C._field
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C._field
+  interfaceMembers:
+    C._field
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    C._field
+
+Foo:
+  superclasses:
+    Object
+      -> _Foo&Object&C
+  interfaces: C<B>
+  classMembers:
+    C._field
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C._field
+  interfaceMembers:
+    C._field
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    C._field
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/mixin_super_repeated.dart.hierarchy.expect b/pkg/front_end/testcases/mixin_super_repeated.dart.hierarchy.expect
new file mode 100644
index 0000000..869bb76
--- /dev/null
+++ b/pkg/front_end/testcases/mixin_super_repeated.dart.hierarchy.expect
@@ -0,0 +1,190 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+M:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    M.m
+
+N:
+  superclasses:
+    Object
+      -> M
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.m
+    Object.noSuchMethod
+    N.superM
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    M.m
+    N.superM
+
+S:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+S with M:
+  superclasses:
+    Object
+      -> S
+  interfaces: M
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    M.m
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    M.m
+
+_Named&S&M with N:
+  superclasses:
+    Object
+      -> S
+        -> _Named&S&M
+  interfaces: M, N
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.m
+    Object.noSuchMethod
+    N.superM
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    M.m
+    N.superM
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.m
+    Object.noSuchMethod
+    N.superM
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    M.m
+    N.superM
+
+Named:
+  superclasses:
+    Object
+      -> S
+        -> _Named&S&M
+          -> _Named&S&M&N
+  interfaces: M, N
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.m
+    Object.noSuchMethod
+    N.superM
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    M.m
+    N.superM
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.m
+    Object.noSuchMethod
+    N.superM
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    M.m
+    N.superM
diff --git a/pkg/front_end/testcases/named_function_scope.dart.hierarchy.expect b/pkg/front_end/testcases/named_function_scope.dart.hierarchy.expect
new file mode 100644
index 0000000..34408aa
--- /dev/null
+++ b/pkg/front_end/testcases/named_function_scope.dart.hierarchy.expect
@@ -0,0 +1,53 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+T:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+V:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/named_parameters.dart.hierarchy.expect b/pkg/front_end/testcases/named_parameters.dart.hierarchy.expect
new file mode 100644
index 0000000..13669a9
--- /dev/null
+++ b/pkg/front_end/testcases/named_parameters.dart.hierarchy.expect
@@ -0,0 +1,60 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Superclass:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Superclass.bar
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Superclass.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Superclass.namedCallback
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Subclass:
+  superclasses:
+    Object
+      -> Superclass
+  interfaces:
+  classMembers:
+    Subclass.bar
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Subclass.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Subclass.namedCallback
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/native_as_name.dart.hierarchy.expect b/pkg/front_end/testcases/native_as_name.dart.hierarchy.expect
new file mode 100644
index 0000000..cd4caa8
--- /dev/null
+++ b/pkg/front_end/testcases/native_as_name.dart.hierarchy.expect
@@ -0,0 +1,113 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+W:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    W.native
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    W.native
+
+X:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    X.native
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Y1:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Y1.native
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Y2:
+  superclasses:
+    Object
+      -> Y1
+  interfaces:
+  classMembers:
+    Y2.native
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Z:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Z.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Z.f
+    Z.native
diff --git a/pkg/front_end/testcases/nested_implicit_const_with_env_var.dart.hierarchy.expect b/pkg/front_end/testcases/nested_implicit_const_with_env_var.dart.hierarchy.expect
new file mode 100644
index 0000000..305e6c8
--- /dev/null
+++ b/pkg/front_end/testcases/nested_implicit_const_with_env_var.dart.hierarchy.expect
@@ -0,0 +1,73 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    A.bar
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    B.baz
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    C.fun
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/new_const_insertion/simple.dart.hierarchy.expect b/pkg/front_end/testcases/new_const_insertion/simple.dart.hierarchy.expect
new file mode 100644
index 0000000..81e33f7
--- /dev/null
+++ b/pkg/front_end/testcases/new_const_insertion/simple.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/no_such_method_forwarders/abstract_accessors_from_field.dart.hierarchy.expect b/pkg/front_end/testcases/no_such_method_forwarders/abstract_accessors_from_field.dart.hierarchy.expect
new file mode 100644
index 0000000..0482f3b
--- /dev/null
+++ b/pkg/front_end/testcases/no_such_method_forwarders/abstract_accessors_from_field.dart.hierarchy.expect
@@ -0,0 +1,101 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    I.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    I.foo
+
+A:
+  superclasses:
+    Object
+  interfaces: I
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    I.foo
+    A.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    I.foo
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces: I
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    I.foo
+    A.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    I.foo
diff --git a/pkg/front_end/testcases/no_such_method_forwarders/abstract_accessors_from_field_arent_mixed_in.dart.hierarchy.expect b/pkg/front_end/testcases/no_such_method_forwarders/abstract_accessors_from_field_arent_mixed_in.dart.hierarchy.expect
new file mode 100644
index 0000000..785f78b
--- /dev/null
+++ b/pkg/front_end/testcases/no_such_method_forwarders/abstract_accessors_from_field_arent_mixed_in.dart.hierarchy.expect
@@ -0,0 +1,134 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.foo
+
+B:
+  superclasses:
+    Object
+  interfaces: A
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    B.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.foo
+    B.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    A.foo
+
+Object with B:
+  superclasses:
+    Object
+  interfaces: B, A
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    B.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.foo
+    B.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    A.foo
+
+C:
+  superclasses:
+    Object
+      -> _C&Object&B
+  interfaces: B, A
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.foo
+    B.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.foo
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.foo
+    B.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    C.foo
diff --git a/pkg/front_end/testcases/no_such_method_forwarders/abstract_accessors_from_field_one_defined.dart.hierarchy.expect b/pkg/front_end/testcases/no_such_method_forwarders/abstract_accessors_from_field_one_defined.dart.hierarchy.expect
new file mode 100644
index 0000000..20bc332
--- /dev/null
+++ b/pkg/front_end/testcases/no_such_method_forwarders/abstract_accessors_from_field_one_defined.dart.hierarchy.expect
@@ -0,0 +1,168 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.foo
+
+B:
+  superclasses:
+    Object
+  interfaces: A
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    B.foo
+    B.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    B.foo
+    B.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    A.foo
+
+C:
+  superclasses:
+    Object
+      -> B
+  interfaces: A
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    B.foo
+    B.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    B.foo
+    B.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    A.foo
+
+D:
+  superclasses:
+    Object
+  interfaces: A
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    D.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    D.foo
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.foo
+    D.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    D.foo
+
+E:
+  superclasses:
+    Object
+      -> D
+  interfaces: A
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    D.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    D.foo
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.foo
+    D.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    D.foo
diff --git a/pkg/front_end/testcases/no_such_method_forwarders/abstract_accessors_from_field_with_substitution.dart.hierarchy.expect b/pkg/front_end/testcases/no_such_method_forwarders/abstract_accessors_from_field_with_substitution.dart.hierarchy.expect
new file mode 100644
index 0000000..71bf144
--- /dev/null
+++ b/pkg/front_end/testcases/no_such_method_forwarders/abstract_accessors_from_field_with_substitution.dart.hierarchy.expect
@@ -0,0 +1,69 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.foo
+
+B:
+  superclasses:
+    Object
+  interfaces: A<int>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    B.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.foo
+    B.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    A.foo
diff --git a/pkg/front_end/testcases/no_such_method_forwarders/abstract_interface_nsm_inherited.dart.hierarchy.expect b/pkg/front_end/testcases/no_such_method_forwarders/abstract_interface_nsm_inherited.dart.hierarchy.expect
new file mode 100644
index 0000000..6261d75
--- /dev/null
+++ b/pkg/front_end/testcases/no_such_method_forwarders/abstract_interface_nsm_inherited.dart.hierarchy.expect
@@ -0,0 +1,85 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    I.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces: I
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    I.foo
+    A.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/no_such_method_forwarders/concrete_method_over_forwarder_in_mixin_application.dart.hierarchy.expect b/pkg/front_end/testcases/no_such_method_forwarders/concrete_method_over_forwarder_in_mixin_application.dart.hierarchy.expect
new file mode 100644
index 0000000..5b5669e
--- /dev/null
+++ b/pkg/front_end/testcases/no_such_method_forwarders/concrete_method_over_forwarder_in_mixin_application.dart.hierarchy.expect
@@ -0,0 +1,150 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    I.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces: I
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    B.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    I.foo
+    B.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+A with B:
+  superclasses:
+    Object
+      -> A
+  interfaces: B, I
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.foo
+    B.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.foo
+    B.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+C:
+  superclasses:
+    Object
+      -> A
+        -> _C&A&B
+  interfaces: B, I
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.foo
+    B.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.foo
+    B.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/no_such_method_forwarders/default_argument_values.dart.hierarchy.expect b/pkg/front_end/testcases/no_such_method_forwarders/default_argument_values.dart.hierarchy.expect
new file mode 100644
index 0000000..9c42ba3
--- /dev/null
+++ b/pkg/front_end/testcases/no_such_method_forwarders/default_argument_values.dart.hierarchy.expect
@@ -0,0 +1,58 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.foo
+    A.hest
+    A.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.foo
+    A.hest
+    A.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/no_such_method_forwarders/duplicated_abstract_method.dart.hierarchy.expect b/pkg/front_end/testcases/no_such_method_forwarders/duplicated_abstract_method.dart.hierarchy.expect
new file mode 100644
index 0000000..c3d12b3
--- /dev/null
+++ b/pkg/front_end/testcases/no_such_method_forwarders/duplicated_abstract_method.dart.hierarchy.expect
@@ -0,0 +1,85 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I1:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    I1.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I2:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    I2.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+M:
+  superclasses:
+    Object
+  interfaces: I1, I2
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    I1.foo
+    M.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/no_such_method_forwarders/forwarders_not_assumed_from_mixin.dart.hierarchy.expect b/pkg/front_end/testcases/no_such_method_forwarders/forwarders_not_assumed_from_mixin.dart.hierarchy.expect
new file mode 100644
index 0000000..2cea300
--- /dev/null
+++ b/pkg/front_end/testcases/no_such_method_forwarders/forwarders_not_assumed_from_mixin.dart.hierarchy.expect
@@ -0,0 +1,128 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    I.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces: I
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    I.foo
+    A.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Object with A:
+  superclasses:
+    Object
+  interfaces: A, I
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    I.foo
+    A.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+B:
+  superclasses:
+    Object
+      -> _B&Object&A
+  interfaces: A, I
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    I.foo
+    A.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/no_such_method_forwarders/interface_with_concrete.dart.hierarchy.expect b/pkg/front_end/testcases/no_such_method_forwarders/interface_with_concrete.dart.hierarchy.expect
new file mode 100644
index 0000000..6261d75
--- /dev/null
+++ b/pkg/front_end/testcases/no_such_method_forwarders/interface_with_concrete.dart.hierarchy.expect
@@ -0,0 +1,85 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    I.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces: I
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    I.foo
+    A.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/no_such_method_forwarders/interface_with_nsm.dart.hierarchy.expect b/pkg/front_end/testcases/no_such_method_forwarders/interface_with_nsm.dart.hierarchy.expect
new file mode 100644
index 0000000..8b453b8
--- /dev/null
+++ b/pkg/front_end/testcases/no_such_method_forwarders/interface_with_nsm.dart.hierarchy.expect
@@ -0,0 +1,174 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    I.foo
+    I.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+M:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Object with M:
+  superclasses:
+    Object
+  interfaces: M
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+A:
+  superclasses:
+    Object
+      -> _A&Object&M
+  interfaces: M, I
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    I.foo
+    M.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Object with M:
+  superclasses:
+    Object
+  interfaces: M
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+B:
+  superclasses:
+    Object
+      -> _B&Object&M
+  interfaces: M, I
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    I.foo
+    M.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/no_such_method_forwarders/no_forwarders_for_abstract_classes.dart.hierarchy.expect b/pkg/front_end/testcases/no_such_method_forwarders/no_forwarders_for_abstract_classes.dart.hierarchy.expect
new file mode 100644
index 0000000..a8ba41a
--- /dev/null
+++ b/pkg/front_end/testcases/no_such_method_forwarders/no_forwarders_for_abstract_classes.dart.hierarchy.expect
@@ -0,0 +1,56 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.foo
+    A.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.foo
+    A.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/no_such_method_forwarders/no_forwarders_for_abstract_classes_chain.dart.hierarchy.expect b/pkg/front_end/testcases/no_such_method_forwarders/no_forwarders_for_abstract_classes_chain.dart.hierarchy.expect
new file mode 100644
index 0000000..5d65360
--- /dev/null
+++ b/pkg/front_end/testcases/no_such_method_forwarders/no_forwarders_for_abstract_classes_chain.dart.hierarchy.expect
@@ -0,0 +1,97 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.foo
+    A.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.foo
+    A.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> A
+        -> B
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.foo
+    A.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+      -> A
+        -> B
+          -> C
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.foo
+    A.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/no_such_method_forwarders/nsm_inherited.dart.hierarchy.expect b/pkg/front_end/testcases/no_such_method_forwarders/nsm_inherited.dart.hierarchy.expect
new file mode 100644
index 0000000..19ca4af
--- /dev/null
+++ b/pkg/front_end/testcases/no_such_method_forwarders/nsm_inherited.dart.hierarchy.expect
@@ -0,0 +1,55 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+M:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+      -> M
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    A.call
+    Object._instanceOf
+    M.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/no_such_method_forwarders/nsm_mixed_in.dart.hierarchy.expect b/pkg/front_end/testcases/no_such_method_forwarders/nsm_mixed_in.dart.hierarchy.expect
new file mode 100644
index 0000000..254f85b
--- /dev/null
+++ b/pkg/front_end/testcases/no_such_method_forwarders/nsm_mixed_in.dart.hierarchy.expect
@@ -0,0 +1,97 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Object with A:
+  superclasses:
+    Object
+  interfaces: A
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+B:
+  superclasses:
+    Object
+      -> _B&Object&A
+  interfaces: A
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    B.foo
+    A.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    B.foo
+    A.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/no_such_method_forwarders/private.dart.hierarchy.expect b/pkg/front_end/testcases/no_such_method_forwarders/private.dart.hierarchy.expect
new file mode 100644
index 0000000..1f17e70
--- /dev/null
+++ b/pkg/front_end/testcases/no_such_method_forwarders/private.dart.hierarchy.expect
@@ -0,0 +1,118 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Foo.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Fisk:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Fisk._hest
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Bar:
+  superclasses:
+    Object
+      -> Foo
+  interfaces: Fisk
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Foo.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Fisk._hest
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Foo.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Baz:
+  superclasses:
+    Object
+      -> Foo
+  interfaces: Fisk
+  classMembers:
+    Baz._hest
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Foo.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Baz._hest
+    Fisk._hest
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Foo.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/no_such_method_forwarders/private_module.dart.hierarchy.expect b/pkg/front_end/testcases/no_such_method_forwarders/private_module.dart.hierarchy.expect
new file mode 100644
index 0000000..085b915
--- /dev/null
+++ b/pkg/front_end/testcases/no_such_method_forwarders/private_module.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Fisk:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Fisk._hest
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/no_such_method_forwarders/private_same.dart.hierarchy.expect b/pkg/front_end/testcases/no_such_method_forwarders/private_same.dart.hierarchy.expect
new file mode 100644
index 0000000..df52b51
--- /dev/null
+++ b/pkg/front_end/testcases/no_such_method_forwarders/private_same.dart.hierarchy.expect
@@ -0,0 +1,56 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Foo._foo
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Bar:
+  superclasses:
+    Object
+      -> Foo
+  interfaces:
+  classMembers:
+    Foo._foo
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Bar.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/no_such_method_forwarders/same.dart.hierarchy.expect b/pkg/front_end/testcases/no_such_method_forwarders/same.dart.hierarchy.expect
new file mode 100644
index 0000000..9553f89
--- /dev/null
+++ b/pkg/front_end/testcases/no_such_method_forwarders/same.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.foo
+    A.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/no_such_method_forwarders/setter_not_shadowed_by_method.dart.hierarchy.expect b/pkg/front_end/testcases/no_such_method_forwarders/setter_not_shadowed_by_method.dart.hierarchy.expect
new file mode 100644
index 0000000..c2e82ad
--- /dev/null
+++ b/pkg/front_end/testcases/no_such_method_forwarders/setter_not_shadowed_by_method.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.foo
+    A.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.foo
diff --git a/pkg/front_end/testcases/no_such_method_forwarders/subst_on_forwarder.dart.hierarchy.expect b/pkg/front_end/testcases/no_such_method_forwarders/subst_on_forwarder.dart.hierarchy.expect
new file mode 100644
index 0000000..3227a6f
--- /dev/null
+++ b/pkg/front_end/testcases/no_such_method_forwarders/subst_on_forwarder.dart.hierarchy.expect
@@ -0,0 +1,114 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    I.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+M:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Object with M:
+  superclasses:
+    Object
+  interfaces: M
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+A:
+  superclasses:
+    Object
+      -> _A&Object&M
+  interfaces: M, I<int>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    I.foo
+    M.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/no_such_method_private_setter.dart.hierarchy.expect b/pkg/front_end/testcases/no_such_method_private_setter.dart.hierarchy.expect
new file mode 100644
index 0000000..dba9cc0
--- /dev/null
+++ b/pkg/front_end/testcases/no_such_method_private_setter.dart.hierarchy.expect
@@ -0,0 +1,69 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Bar:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Bar._x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Bar._x
+
+Foo:
+  superclasses:
+    Object
+  interfaces: Bar
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Bar._x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    Bar._x
diff --git a/pkg/front_end/testcases/null_aware.dart.hierarchy.expect b/pkg/front_end/testcases/null_aware.dart.hierarchy.expect
new file mode 100644
index 0000000..a148c36
--- /dev/null
+++ b/pkg/front_end/testcases/null_aware.dart.hierarchy.expect
@@ -0,0 +1,40 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Foo.field
+    Object._instanceOf
+    Foo.staticField
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Foo.field
+    Foo.staticField
diff --git a/pkg/front_end/testcases/operators.dart.hierarchy.expect b/pkg/front_end/testcases/operators.dart.hierarchy.expect
new file mode 100644
index 0000000..dbcbcec
--- /dev/null
+++ b/pkg/front_end/testcases/operators.dart.hierarchy.expect
@@ -0,0 +1,55 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Operators:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Operators.~/
+    Operators.<=
+    Operators.<
+    Operators.[]=
+    Object.toString
+    Operators.+
+    Operators.unary-
+    Operators.>=
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Operators./
+    Operators.|
+    Operators.<<
+    Object._instanceOf
+    Operators.%
+    Operators.>>
+    Object.noSuchMethod
+    Object._identityHashCode
+    Operators.>
+    Operators.[]
+    Object.hashCode
+    Operators.^
+    Operators.&
+    Operators.-
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Operators.==
+    Operators.*
+    Operators.~
+  classSetters:
diff --git a/pkg/front_end/testcases/optional.dart.hierarchy.expect b/pkg/front_end/testcases/optional.dart.hierarchy.expect
new file mode 100644
index 0000000..7cc8746
--- /dev/null
+++ b/pkg/front_end/testcases/optional.dart.hierarchy.expect
@@ -0,0 +1,130 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Foo.method
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+External:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    External.externalMethod
+    External.listen
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Listener:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Listener.event
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+TestListener:
+  superclasses:
+    Object
+      -> Listener
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    TestListener.event
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+ExtendedListener:
+  superclasses:
+    Object
+      -> Listener
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    ExtendedListener.event
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+InvalidListener:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    InvalidListener.event
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/override.dart.hierarchy.expect b/pkg/front_end/testcases/override.dart.hierarchy.expect
new file mode 100644
index 0000000..94de712
--- /dev/null
+++ b/pkg/front_end/testcases/override.dart.hierarchy.expect
@@ -0,0 +1,91 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Bar:
+  superclasses:
+    Object
+      -> Foo
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Base:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Base.method
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Sub:
+  superclasses:
+    Object
+      -> Base
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Sub.method
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/override_check_accessor_after_inference.dart.hierarchy.expect b/pkg/front_end/testcases/override_check_accessor_after_inference.dart.hierarchy.expect
new file mode 100644
index 0000000..4329ec3
--- /dev/null
+++ b/pkg/front_end/testcases/override_check_accessor_after_inference.dart.hierarchy.expect
@@ -0,0 +1,135 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.y
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.x
+
+D:
+  superclasses:
+    Object
+      -> C
+  interfaces:
+  classMembers:
+    D.y
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    D.x
+
+E:
+  superclasses:
+    Object
+      -> C
+        -> D
+  interfaces:
+  classMembers:
+    E.y
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    E.x
+
+F:
+  superclasses:
+    Object
+      -> C
+        -> D
+  interfaces:
+  classMembers:
+    F.y
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    F.x
diff --git a/pkg/front_end/testcases/override_check_accessor_basic.dart.hierarchy.expect b/pkg/front_end/testcases/override_check_accessor_basic.dart.hierarchy.expect
new file mode 100644
index 0000000..44256be
--- /dev/null
+++ b/pkg/front_end/testcases/override_check_accessor_basic.dart.hierarchy.expect
@@ -0,0 +1,113 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.y
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.x
+
+D:
+  superclasses:
+    Object
+      -> C
+  interfaces:
+  classMembers:
+    D.y
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    D.x
+
+E:
+  superclasses:
+    Object
+      -> C
+  interfaces:
+  classMembers:
+    E.y
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    E.x
diff --git a/pkg/front_end/testcases/override_check_accessor_with_covariant_modifier.dart.hierarchy.expect b/pkg/front_end/testcases/override_check_accessor_with_covariant_modifier.dart.hierarchy.expect
new file mode 100644
index 0000000..354b6fb
--- /dev/null
+++ b/pkg/front_end/testcases/override_check_accessor_with_covariant_modifier.dart.hierarchy.expect
@@ -0,0 +1,101 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.x4
+    C.x6
+    C.x3
+    C.x2
+    C.x5
+    C.x1
+
+D:
+  superclasses:
+    Object
+      -> C
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    D.x4
+    D.x6
+    D.x3
+    D.x2
+    D.x5
+    D.x1
diff --git a/pkg/front_end/testcases/override_check_after_inference.dart.hierarchy.expect b/pkg/front_end/testcases/override_check_after_inference.dart.hierarchy.expect
new file mode 100644
index 0000000..41e4732
--- /dev/null
+++ b/pkg/front_end/testcases/override_check_after_inference.dart.hierarchy.expect
@@ -0,0 +1,131 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+      -> C
+  interfaces:
+  classMembers:
+    D.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+E:
+  superclasses:
+    Object
+      -> C
+        -> D
+  interfaces:
+  classMembers:
+    E.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+F:
+  superclasses:
+    Object
+      -> C
+        -> D
+  interfaces:
+  classMembers:
+    F.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/override_check_basic.dart.hierarchy.expect b/pkg/front_end/testcases/override_check_basic.dart.hierarchy.expect
new file mode 100644
index 0000000..95f961a
--- /dev/null
+++ b/pkg/front_end/testcases/override_check_basic.dart.hierarchy.expect
@@ -0,0 +1,119 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    C.f4
+    Object._instanceOf
+    Object.noSuchMethod
+    C.f3
+    C.f1
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    C.f2
+  classSetters:
+
+D:
+  superclasses:
+    Object
+      -> C
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    D.f4
+    Object._instanceOf
+    Object.noSuchMethod
+    D.f3
+    D.f1
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    D.f2
+  classSetters:
+
+E:
+  superclasses:
+    Object
+      -> C
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    E.f4
+    Object._instanceOf
+    Object.noSuchMethod
+    E.f3
+    E.f1
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    E.f2
+  classSetters:
diff --git a/pkg/front_end/testcases/override_check_generic_method_f_bounded.dart.hierarchy.expect b/pkg/front_end/testcases/override_check_generic_method_f_bounded.dart.hierarchy.expect
new file mode 100644
index 0000000..98db882
--- /dev/null
+++ b/pkg/front_end/testcases/override_check_generic_method_f_bounded.dart.hierarchy.expect
@@ -0,0 +1,85 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Bar:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Bar.fisk
+  classSetters:
+
+Hest:
+  superclasses:
+    Object
+  interfaces: Bar
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Hest.fisk
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Hest.fisk
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/override_check_two_substitutions.dart.hierarchy.expect b/pkg/front_end/testcases/override_check_two_substitutions.dart.hierarchy.expect
new file mode 100644
index 0000000..5f6f0b2
--- /dev/null
+++ b/pkg/front_end/testcases/override_check_two_substitutions.dart.hierarchy.expect
@@ -0,0 +1,56 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    A.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A<String>
+  interfaces:
+  classMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/override_check_with_covariant_modifier.dart.hierarchy.expect b/pkg/front_end/testcases/override_check_with_covariant_modifier.dart.hierarchy.expect
new file mode 100644
index 0000000..c4eb6f1
--- /dev/null
+++ b/pkg/front_end/testcases/override_check_with_covariant_modifier.dart.hierarchy.expect
@@ -0,0 +1,101 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.f6
+    Object.toString
+    C.f5
+    Object.runtimeType
+    Object._simpleInstanceOf
+    C.f4
+    Object._instanceOf
+    Object.noSuchMethod
+    C.f3
+    C.f1
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    C.f2
+  classSetters:
+
+D:
+  superclasses:
+    Object
+      -> C
+  interfaces:
+  classMembers:
+    D.f6
+    Object.toString
+    D.f5
+    Object.runtimeType
+    Object._simpleInstanceOf
+    D.f4
+    Object._instanceOf
+    Object.noSuchMethod
+    D.f3
+    D.f1
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    D.f2
+  classSetters:
diff --git a/pkg/front_end/testcases/prefer_baseclass.dart.hierarchy.expect b/pkg/front_end/testcases/prefer_baseclass.dart.hierarchy.expect
new file mode 100644
index 0000000..446c5bd
--- /dev/null
+++ b/pkg/front_end/testcases/prefer_baseclass.dart.hierarchy.expect
@@ -0,0 +1,173 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+AB1:
+  superclasses:
+    Object
+      -> A
+  interfaces: B
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+AB2:
+  superclasses:
+    Object
+      -> A
+  interfaces: B
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+BA1:
+  superclasses:
+    Object
+      -> B
+  interfaces: A
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+BA2:
+  superclasses:
+    Object
+      -> B
+  interfaces: A
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/private_method_tearoff.dart.hierarchy.expect b/pkg/front_end/testcases/private_method_tearoff.dart.hierarchy.expect
new file mode 100644
index 0000000..6906912
--- /dev/null
+++ b/pkg/front_end/testcases/private_method_tearoff.dart.hierarchy.expect
@@ -0,0 +1,98 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Bar:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Bar._f
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces: Bar
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Bar._f
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Baz:
+  superclasses:
+    Object
+      -> Foo
+  interfaces: Bar
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Bar._f
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/public_method_tearoff.dart.hierarchy.expect b/pkg/front_end/testcases/public_method_tearoff.dart.hierarchy.expect
new file mode 100644
index 0000000..a5b947e
--- /dev/null
+++ b/pkg/front_end/testcases/public_method_tearoff.dart.hierarchy.expect
@@ -0,0 +1,56 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Bar:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Bar.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+      -> Bar
+  interfaces:
+  classMembers:
+    Bar.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/qualified.dart.hierarchy.expect b/pkg/front_end/testcases/qualified.dart.hierarchy.expect
new file mode 100644
index 0000000..2d45ad2
--- /dev/null
+++ b/pkg/front_end/testcases/qualified.dart.hierarchy.expect
@@ -0,0 +1,198 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Bad:
+  superclasses:
+    qualified-name(lib, Missing)
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Bad.method
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+IllegalSupertype:
+  superclasses:
+    qualified-name(lib, VoidFunction)
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C._redirecting#
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C._redirecting#
+
+C:
+  superclasses:
+    Object
+      -> qualified-name(main, C)<T>
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C._redirecting#
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C._redirecting#
+
+Supertype:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Supertype.supertypeMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Mixin:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Mixin.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+qualified-name(lib, Supertype) with qualified-name(lib, Mixin):
+  superclasses:
+    Object
+      -> qualified-name(lib, Supertype)
+  interfaces: qualified-name(lib, Mixin)
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Mixin.foo
+    Object.noSuchMethod
+    Supertype.supertypeMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Mixin.foo
+    Object.noSuchMethod
+    Supertype.supertypeMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+WithMixin:
+  superclasses:
+    Object
+      -> qualified-name(lib, Supertype)
+        -> _WithMixin&Supertype&Mixin
+  interfaces: qualified-name(lib, Mixin)
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Mixin.foo
+    Object.noSuchMethod
+    Supertype.supertypeMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Mixin.foo
+    Object.noSuchMethod
+    Supertype.supertypeMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/rasta/abstract_constructor.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/abstract_constructor.dart.hierarchy.expect
new file mode 100644
index 0000000..ba00015
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/abstract_constructor.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/rasta/bad_constructor_redirection.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/bad_constructor_redirection.dart.hierarchy.expect
new file mode 100644
index 0000000..ba00015
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/bad_constructor_redirection.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/rasta/bad_default_constructor.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/bad_default_constructor.dart.hierarchy.expect
new file mode 100644
index 0000000..fe2fcf5
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/bad_default_constructor.dart.hierarchy.expect
@@ -0,0 +1,54 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/rasta/bad_explicit_super_constructor.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/bad_explicit_super_constructor.dart.hierarchy.expect
new file mode 100644
index 0000000..fe2fcf5
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/bad_explicit_super_constructor.dart.hierarchy.expect
@@ -0,0 +1,54 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/rasta/bad_implicit_super_constructor.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/bad_implicit_super_constructor.dart.hierarchy.expect
new file mode 100644
index 0000000..fe2fcf5
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/bad_implicit_super_constructor.dart.hierarchy.expect
@@ -0,0 +1,54 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/rasta/bad_redirection.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/bad_redirection.dart.hierarchy.expect
new file mode 100644
index 0000000..a37fb7b
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/bad_redirection.dart.hierarchy.expect
@@ -0,0 +1,54 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Bar:
+  superclasses:
+    Object
+      -> Foo
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/rasta/bad_setter_initializer.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/bad_setter_initializer.dart.hierarchy.expect
new file mode 100644
index 0000000..274a6b4
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/bad_setter_initializer.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.field
diff --git a/pkg/front_end/testcases/rasta/cascades.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/cascades.dart.hierarchy.expect
new file mode 100644
index 0000000..10e4f4c
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/cascades.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    A.add
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/rasta/class_hierarchy.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/class_hierarchy.dart.hierarchy.expect
new file mode 100644
index 0000000..89063bc
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/class_hierarchy.dart.hierarchy.expect
@@ -0,0 +1,89 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Missing
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    D._redirecting#
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    D._redirecting#
diff --git a/pkg/front_end/testcases/rasta/class_member.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/class_member.dart.hierarchy.expect
new file mode 100644
index 0000000..72d81b5
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/class_member.dart.hierarchy.expect
@@ -0,0 +1,45 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Foo.b
+    Foo.field1
+    Foo.a
+    Object.toString
+    Foo.field2
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Foo.c
+    Object.hashCode
+    Foo.field3
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Foo.field1
+    Foo.field2
+    Foo.field3
diff --git a/pkg/front_end/testcases/rasta/duplicated_mixin.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/duplicated_mixin.dart.hierarchy.expect
new file mode 100644
index 0000000..ee525c0
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/duplicated_mixin.dart.hierarchy.expect
@@ -0,0 +1,140 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Mixin:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Mixin.field
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Mixin.field
+
+Object with Mixin:
+  superclasses:
+    Object
+  interfaces: Mixin
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Mixin.field
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Mixin.field
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Mixin.field
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    Mixin.field
+
+_A&Object&Mixin with Mixin:
+  superclasses:
+    Object
+      -> _A&Object&Mixin
+  interfaces: Mixin
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Mixin.field
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Mixin.field
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Mixin.field
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    Mixin.field
+
+A:
+  superclasses:
+    Object
+      -> _A&Object&Mixin
+        -> _A&Object&Mixin&Mixin
+  interfaces: Mixin
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Mixin.field
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Mixin.field
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Mixin.field
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    Mixin.field
diff --git a/pkg/front_end/testcases/rasta/enum.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/enum.dart.hierarchy.expect
new file mode 100644
index 0000000..5365e25
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/enum.dart.hierarchy.expect
@@ -0,0 +1,41 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Foo.ec2
+    Foo.toString
+    Foo.index
+    Foo.ec1
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Foo._name
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Foo.values
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/rasta/generic_factory.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/generic_factory.dart.hierarchy.expect
new file mode 100644
index 0000000..a76ff0d
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/generic_factory.dart.hierarchy.expect
@@ -0,0 +1,128 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C1:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C2:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C3:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A._redirecting#
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A._redirecting#
+
+B:
+  superclasses:
+    Object
+      -> A<S>
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    B._redirecting#
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B._redirecting#
+
+C:
+  superclasses:
+    Object
+      -> A<S>
+        -> B<U>
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/rasta/issue_000002.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/issue_000002.dart.hierarchy.expect
new file mode 100644
index 0000000..87c1e96
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/issue_000002.dart.hierarchy.expect
@@ -0,0 +1,451 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Foo.value
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Expect:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Expect.identical
+    Expect.throwsCastError
+    Expect._fail
+    Expect.notIdentical
+    Expect.isNotNull
+    Expect._getMessage
+    Expect.allIdentical
+    Expect._escapeSubstring
+    Expect.fail
+    Expect._truncateString
+    Expect.isFalse
+    Expect.isTrue
+    Object.toString
+    Expect.subtype
+    Expect.throwsRangeError
+    Expect._stringDifference
+    Expect.throwsArgumentError
+    Expect.stringEquals
+    Object.runtimeType
+    Expect.testError
+    Expect.throwsStateError
+    Object._simpleInstanceOf
+    Expect.isNull
+    Expect.approxEquals
+    Expect.equals
+    Object._instanceOf
+    Expect.allDistinct
+    Expect.throwsTypeError
+    Expect._subtypeAtRuntime
+    Expect.setEquals
+    Object.noSuchMethod
+    Expect.notEquals
+    Expect.listEquals
+    Expect._findEquivalences
+    Expect.mapEquals
+    Object._identityHashCode
+    Expect.throwsUnsupportedError
+    Expect.notType
+    Expect.deepEquals
+    Expect._escapeString
+    Expect.type
+    Object.hashCode
+    Expect.throwsNoSuchMethodError
+    Expect.notSubtype
+    Expect.throws
+    Object._simpleInstanceOfFalse
+    Expect._writeEquivalences
+    Expect.throwsAssertionError
+    Object._simpleInstanceOfTrue
+    Object.==
+    Expect.throwsFormatException
+  classSetters:
+
+Exception:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+ExpectException:
+  superclasses:
+    Object
+  interfaces: Exception
+  classMembers:
+    ExpectException.message
+    ExpectException.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    ExpectException.message
+    ExpectException.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+NoInline:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+AssumeDynamic:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Immutable:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Immutable.reason
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Required:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Required.reason
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_AlwaysThrows:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Checked:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Experimental:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Factory:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_IsTest:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_IsTestGroup:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Literal:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_MustCallSuper:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_OptionalTypeArgs:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Protected:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Sealed:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Virtual:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_VisibleForOverriding:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_VisibleForTesting:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/rasta/issue_000004.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/issue_000004.dart.hierarchy.expect
new file mode 100644
index 0000000..98d4425
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/issue_000004.dart.hierarchy.expect
@@ -0,0 +1,433 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Expect:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Expect.identical
+    Expect.throwsCastError
+    Expect._fail
+    Expect.notIdentical
+    Expect.isNotNull
+    Expect._getMessage
+    Expect.allIdentical
+    Expect._escapeSubstring
+    Expect.fail
+    Expect._truncateString
+    Expect.isFalse
+    Expect.isTrue
+    Object.toString
+    Expect.subtype
+    Expect.throwsRangeError
+    Expect._stringDifference
+    Expect.throwsArgumentError
+    Expect.stringEquals
+    Object.runtimeType
+    Expect.testError
+    Expect.throwsStateError
+    Object._simpleInstanceOf
+    Expect.isNull
+    Expect.approxEquals
+    Expect.equals
+    Object._instanceOf
+    Expect.allDistinct
+    Expect.throwsTypeError
+    Expect._subtypeAtRuntime
+    Expect.setEquals
+    Object.noSuchMethod
+    Expect.notEquals
+    Expect.listEquals
+    Expect._findEquivalences
+    Expect.mapEquals
+    Object._identityHashCode
+    Expect.throwsUnsupportedError
+    Expect.notType
+    Expect.deepEquals
+    Expect._escapeString
+    Expect.type
+    Object.hashCode
+    Expect.throwsNoSuchMethodError
+    Expect.notSubtype
+    Expect.throws
+    Object._simpleInstanceOfFalse
+    Expect._writeEquivalences
+    Expect.throwsAssertionError
+    Object._simpleInstanceOfTrue
+    Object.==
+    Expect.throwsFormatException
+  classSetters:
+
+Exception:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+ExpectException:
+  superclasses:
+    Object
+  interfaces: Exception
+  classMembers:
+    ExpectException.message
+    ExpectException.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    ExpectException.message
+    ExpectException.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+NoInline:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+AssumeDynamic:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Immutable:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Immutable.reason
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Required:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Required.reason
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_AlwaysThrows:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Checked:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Experimental:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Factory:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_IsTest:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_IsTestGroup:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Literal:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_MustCallSuper:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_OptionalTypeArgs:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Protected:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Sealed:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Virtual:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_VisibleForOverriding:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_VisibleForTesting:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/rasta/issue_000007.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/issue_000007.dart.hierarchy.expect
new file mode 100644
index 0000000..cb9f404
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/issue_000007.dart.hierarchy.expect
@@ -0,0 +1,119 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Base:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Mixin:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Mixin.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Base with Mixin:
+  superclasses:
+    Object
+      -> Base
+  interfaces: Mixin
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Mixin.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Mixin.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Sub:
+  superclasses:
+    Object
+      -> Base
+        -> _Sub&Base&Mixin
+  interfaces: Mixin
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Mixin.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Mixin.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/rasta/issue_000008.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/issue_000008.dart.hierarchy.expect
new file mode 100644
index 0000000..79662a4
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/issue_000008.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/rasta/issue_000012.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/issue_000012.dart.hierarchy.expect
new file mode 100644
index 0000000..298c7be
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/issue_000012.dart.hierarchy.expect
@@ -0,0 +1,59 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    A.field
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.field
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    A.field
+    Object._instanceOf
+    B.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.field
diff --git a/pkg/front_end/testcases/rasta/issue_000026.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/issue_000026.dart.hierarchy.expect
new file mode 100644
index 0000000..e369ba5
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/issue_000026.dart.hierarchy.expect
@@ -0,0 +1,65 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.b
+    C.a
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    C.c
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.b
+    C.a
+    C.c
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    D.b
+    D.a
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    D.c
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    D.b
+    D.a
+    D.c
diff --git a/pkg/front_end/testcases/rasta/issue_000032.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/issue_000032.dart.hierarchy.expect
new file mode 100644
index 0000000..ba00015
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/issue_000032.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/rasta/issue_000034.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/issue_000034.dart.hierarchy.expect
new file mode 100644
index 0000000..ba00015
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/issue_000034.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/rasta/issue_000035.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/issue_000035.dart.hierarchy.expect
new file mode 100644
index 0000000..83fc051
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/issue_000035.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    C.æøC
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/rasta/issue_000035a.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/issue_000035a.dart.hierarchy.expect
new file mode 100644
index 0000000..ba00015
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/issue_000035a.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/rasta/issue_000039.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/issue_000039.dart.hierarchy.expect
new file mode 100644
index 0000000..40c7594
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/issue_000039.dart.hierarchy.expect
@@ -0,0 +1,58 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    A.a
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.a
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    A.a
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.a
diff --git a/pkg/front_end/testcases/rasta/issue_000041.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/issue_000041.dart.hierarchy.expect
new file mode 100644
index 0000000..b628c46
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/issue_000041.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    C.test
+  classSetters:
diff --git a/pkg/front_end/testcases/rasta/issue_000043.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/issue_000043.dart.hierarchy.expect
new file mode 100644
index 0000000..79662a4
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/issue_000043.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/rasta/issue_000044.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/issue_000044.dart.hierarchy.expect
new file mode 100644
index 0000000..bd39d02
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/issue_000044.dart.hierarchy.expect
@@ -0,0 +1,39 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    C.notEvenAConstructor
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C._redirecting#
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C._redirecting#
diff --git a/pkg/front_end/testcases/rasta/issue_000046.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/issue_000046.dart.hierarchy.expect
new file mode 100644
index 0000000..76379344
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/issue_000046.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    C.c
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.c
diff --git a/pkg/front_end/testcases/rasta/issue_000048.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/issue_000048.dart.hierarchy.expect
new file mode 100644
index 0000000..6fe92fb
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/issue_000048.dart.hierarchy.expect
@@ -0,0 +1,97 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    A.v2
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    A.v1
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.v2
+    A.v1
+
+M1:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    M1.v2
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    M1.v2
+
+C:
+  superclasses:
+    Object
+      -> A
+  interfaces: M1
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    M1.v2
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    A.v1
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    M1.v2
+    A.v1
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    M1.v2
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    A.v1
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    M1.v2
+    A.v1
diff --git a/pkg/front_end/testcases/rasta/issue_000053.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/issue_000053.dart.hierarchy.expect
new file mode 100644
index 0000000..1901380
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/issue_000053.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    C.==
+    C.test
+  classSetters:
diff --git a/pkg/front_end/testcases/rasta/issue_000067.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/issue_000067.dart.hierarchy.expect
new file mode 100644
index 0000000..705a7e3
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/issue_000067.dart.hierarchy.expect
@@ -0,0 +1,494 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.m
+    A._redirecting#
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A._redirecting#
+
+C:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.m
+    C._redirecting#
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C._redirecting#
+
+D:
+  superclasses:
+    Object
+      -> A
+        -> C
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    D.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Expect:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Expect.identical
+    Expect.throwsCastError
+    Expect._fail
+    Expect.notIdentical
+    Expect.isNotNull
+    Expect._getMessage
+    Expect.allIdentical
+    Expect._escapeSubstring
+    Expect.fail
+    Expect._truncateString
+    Expect.isFalse
+    Expect.isTrue
+    Object.toString
+    Expect.subtype
+    Expect.throwsRangeError
+    Expect._stringDifference
+    Expect.throwsArgumentError
+    Expect.stringEquals
+    Object.runtimeType
+    Expect.testError
+    Expect.throwsStateError
+    Object._simpleInstanceOf
+    Expect.isNull
+    Expect.approxEquals
+    Expect.equals
+    Object._instanceOf
+    Expect.allDistinct
+    Expect.throwsTypeError
+    Expect._subtypeAtRuntime
+    Expect.setEquals
+    Object.noSuchMethod
+    Expect.notEquals
+    Expect.listEquals
+    Expect._findEquivalences
+    Expect.mapEquals
+    Object._identityHashCode
+    Expect.throwsUnsupportedError
+    Expect.notType
+    Expect.deepEquals
+    Expect._escapeString
+    Expect.type
+    Object.hashCode
+    Expect.throwsNoSuchMethodError
+    Expect.notSubtype
+    Expect.throws
+    Object._simpleInstanceOfFalse
+    Expect._writeEquivalences
+    Expect.throwsAssertionError
+    Object._simpleInstanceOfTrue
+    Object.==
+    Expect.throwsFormatException
+  classSetters:
+
+Exception:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+ExpectException:
+  superclasses:
+    Object
+  interfaces: Exception
+  classMembers:
+    ExpectException.message
+    ExpectException.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    ExpectException.message
+    ExpectException.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+NoInline:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+AssumeDynamic:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Immutable:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Immutable.reason
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Required:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Required.reason
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_AlwaysThrows:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Checked:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Experimental:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Factory:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_IsTest:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_IsTestGroup:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Literal:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_MustCallSuper:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_OptionalTypeArgs:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Protected:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Sealed:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Virtual:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_VisibleForOverriding:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_VisibleForTesting:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/rasta/issue_000068.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/issue_000068.dart.hierarchy.expect
new file mode 100644
index 0000000..9a18fb1
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/issue_000068.dart.hierarchy.expect
@@ -0,0 +1,504 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+G:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> A
+        -> B
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Expect:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Expect.identical
+    Expect.throwsCastError
+    Expect._fail
+    Expect.notIdentical
+    Expect.isNotNull
+    Expect._getMessage
+    Expect.allIdentical
+    Expect._escapeSubstring
+    Expect.fail
+    Expect._truncateString
+    Expect.isFalse
+    Expect.isTrue
+    Object.toString
+    Expect.subtype
+    Expect.throwsRangeError
+    Expect._stringDifference
+    Expect.throwsArgumentError
+    Expect.stringEquals
+    Object.runtimeType
+    Expect.testError
+    Expect.throwsStateError
+    Object._simpleInstanceOf
+    Expect.isNull
+    Expect.approxEquals
+    Expect.equals
+    Object._instanceOf
+    Expect.allDistinct
+    Expect.throwsTypeError
+    Expect._subtypeAtRuntime
+    Expect.setEquals
+    Object.noSuchMethod
+    Expect.notEquals
+    Expect.listEquals
+    Expect._findEquivalences
+    Expect.mapEquals
+    Object._identityHashCode
+    Expect.throwsUnsupportedError
+    Expect.notType
+    Expect.deepEquals
+    Expect._escapeString
+    Expect.type
+    Object.hashCode
+    Expect.throwsNoSuchMethodError
+    Expect.notSubtype
+    Expect.throws
+    Object._simpleInstanceOfFalse
+    Expect._writeEquivalences
+    Expect.throwsAssertionError
+    Object._simpleInstanceOfTrue
+    Object.==
+    Expect.throwsFormatException
+  classSetters:
+
+Exception:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+ExpectException:
+  superclasses:
+    Object
+  interfaces: Exception
+  classMembers:
+    ExpectException.message
+    ExpectException.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    ExpectException.message
+    ExpectException.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+NoInline:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+AssumeDynamic:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Immutable:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Immutable.reason
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Required:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Required.reason
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_AlwaysThrows:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Checked:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Experimental:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Factory:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_IsTest:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_IsTestGroup:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Literal:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_MustCallSuper:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_OptionalTypeArgs:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Protected:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Sealed:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Virtual:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_VisibleForOverriding:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_VisibleForTesting:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/rasta/issue_000070.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/issue_000070.dart.hierarchy.expect
new file mode 100644
index 0000000..c2b7ee7
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/issue_000070.dart.hierarchy.expect
@@ -0,0 +1,488 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.getter
+    Object.runtimeType
+    Object._simpleInstanceOf
+    A.field
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.setter
+
+J:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+      -> J<C, K>
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Expect:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Expect.identical
+    Expect.throwsCastError
+    Expect._fail
+    Expect.notIdentical
+    Expect.isNotNull
+    Expect._getMessage
+    Expect.allIdentical
+    Expect._escapeSubstring
+    Expect.fail
+    Expect._truncateString
+    Expect.isFalse
+    Expect.isTrue
+    Object.toString
+    Expect.subtype
+    Expect.throwsRangeError
+    Expect._stringDifference
+    Expect.throwsArgumentError
+    Expect.stringEquals
+    Object.runtimeType
+    Expect.testError
+    Expect.throwsStateError
+    Object._simpleInstanceOf
+    Expect.isNull
+    Expect.approxEquals
+    Expect.equals
+    Object._instanceOf
+    Expect.allDistinct
+    Expect.throwsTypeError
+    Expect._subtypeAtRuntime
+    Expect.setEquals
+    Object.noSuchMethod
+    Expect.notEquals
+    Expect.listEquals
+    Expect._findEquivalences
+    Expect.mapEquals
+    Object._identityHashCode
+    Expect.throwsUnsupportedError
+    Expect.notType
+    Expect.deepEquals
+    Expect._escapeString
+    Expect.type
+    Object.hashCode
+    Expect.throwsNoSuchMethodError
+    Expect.notSubtype
+    Expect.throws
+    Object._simpleInstanceOfFalse
+    Expect._writeEquivalences
+    Expect.throwsAssertionError
+    Object._simpleInstanceOfTrue
+    Object.==
+    Expect.throwsFormatException
+  classSetters:
+
+Exception:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+ExpectException:
+  superclasses:
+    Object
+  interfaces: Exception
+  classMembers:
+    ExpectException.message
+    ExpectException.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    ExpectException.message
+    ExpectException.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+NoInline:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+AssumeDynamic:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Immutable:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Immutable.reason
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Required:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Required.reason
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_AlwaysThrows:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Checked:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Experimental:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Factory:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_IsTest:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_IsTestGroup:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Literal:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_MustCallSuper:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_OptionalTypeArgs:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Protected:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Sealed:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Virtual:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_VisibleForOverriding:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_VisibleForTesting:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/rasta/issue_000080.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/issue_000080.dart.hierarchy.expect
new file mode 100644
index 0000000..76d68ab
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/issue_000080.dart.hierarchy.expect
@@ -0,0 +1,112 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Mixin:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Mixin.field
+    Object._instanceOf
+    Mixin.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Mixin.field
+
+Object with Mixin:
+  superclasses:
+    Object
+  interfaces: Mixin
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Mixin.field
+    Object._instanceOf
+    Mixin.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Mixin.field
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Mixin.field
+    Object._instanceOf
+    Mixin.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    Mixin.field
+
+Foo:
+  superclasses:
+    Object
+      -> _Foo&Object&Mixin
+  interfaces: Mixin
+  classMembers:
+    Foo.bar
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Mixin.field
+    Object._instanceOf
+    Foo.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Mixin.field
+  interfaceMembers:
+    Foo.bar
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Mixin.field
+    Object._instanceOf
+    Foo.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    Mixin.field
diff --git a/pkg/front_end/testcases/rasta/issue_000081.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/issue_000081.dart.hierarchy.expect
new file mode 100644
index 0000000..8077a1b
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/issue_000081.dart.hierarchy.expect
@@ -0,0 +1,59 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Base:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Base.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Base.hashCode
+
+Sub:
+  superclasses:
+    Object
+      -> Base
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Sub.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Sub.hashCode
+    Sub._hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Base.hashCode
+    Sub._hashCode
diff --git a/pkg/front_end/testcases/rasta/malformed_const_constructor.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/malformed_const_constructor.dart.hierarchy.expect
new file mode 100644
index 0000000..804e9c5
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/malformed_const_constructor.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.x
diff --git a/pkg/front_end/testcases/rasta/mixin_library.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/mixin_library.dart.hierarchy.expect
new file mode 100644
index 0000000..14e36fa
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/mixin_library.dart.hierarchy.expect
@@ -0,0 +1,50 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Mixin:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Mixin.y
+    Mixin.t
+    Object.toString
+    Mixin.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Mixin.publicMethod
+    Mixin._privateMethod
+    Object._instanceOf
+    Mixin.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Mixin.h
+    Object.hashCode
+    Mixin.g
+    Mixin.z
+    Mixin.l
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Mixin.y
+    Mixin.t
+    Mixin.x
+    Mixin.z
diff --git a/pkg/front_end/testcases/rasta/native_is_illegal.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/native_is_illegal.dart.hierarchy.expect
new file mode 100644
index 0000000..a6345cf
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/native_is_illegal.dart.hierarchy.expect
@@ -0,0 +1,39 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Bar:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Bar.f
+    Object.toString
+    Bar.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Bar.x
diff --git a/pkg/front_end/testcases/rasta/parser_error.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/parser_error.dart.hierarchy.expect
new file mode 100644
index 0000000..98d4425
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/parser_error.dart.hierarchy.expect
@@ -0,0 +1,433 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Expect:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Expect.identical
+    Expect.throwsCastError
+    Expect._fail
+    Expect.notIdentical
+    Expect.isNotNull
+    Expect._getMessage
+    Expect.allIdentical
+    Expect._escapeSubstring
+    Expect.fail
+    Expect._truncateString
+    Expect.isFalse
+    Expect.isTrue
+    Object.toString
+    Expect.subtype
+    Expect.throwsRangeError
+    Expect._stringDifference
+    Expect.throwsArgumentError
+    Expect.stringEquals
+    Object.runtimeType
+    Expect.testError
+    Expect.throwsStateError
+    Object._simpleInstanceOf
+    Expect.isNull
+    Expect.approxEquals
+    Expect.equals
+    Object._instanceOf
+    Expect.allDistinct
+    Expect.throwsTypeError
+    Expect._subtypeAtRuntime
+    Expect.setEquals
+    Object.noSuchMethod
+    Expect.notEquals
+    Expect.listEquals
+    Expect._findEquivalences
+    Expect.mapEquals
+    Object._identityHashCode
+    Expect.throwsUnsupportedError
+    Expect.notType
+    Expect.deepEquals
+    Expect._escapeString
+    Expect.type
+    Object.hashCode
+    Expect.throwsNoSuchMethodError
+    Expect.notSubtype
+    Expect.throws
+    Object._simpleInstanceOfFalse
+    Expect._writeEquivalences
+    Expect.throwsAssertionError
+    Object._simpleInstanceOfTrue
+    Object.==
+    Expect.throwsFormatException
+  classSetters:
+
+Exception:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+ExpectException:
+  superclasses:
+    Object
+  interfaces: Exception
+  classMembers:
+    ExpectException.message
+    ExpectException.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    ExpectException.message
+    ExpectException.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+NoInline:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+AssumeDynamic:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Immutable:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Immutable.reason
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Required:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Required.reason
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_AlwaysThrows:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Checked:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Experimental:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Factory:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_IsTest:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_IsTestGroup:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Literal:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_MustCallSuper:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_OptionalTypeArgs:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Protected:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Sealed:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Virtual:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_VisibleForOverriding:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_VisibleForTesting:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/rasta/static.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/static.dart.hierarchy.expect
new file mode 100644
index 0000000..088ac67
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/static.dart.hierarchy.expect
@@ -0,0 +1,42 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Foo.staticConstant
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Foo.staticFunction
+    Object._instanceOf
+    Foo.staticField
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    Foo.staticGetter
+  classSetters:
+    Foo.staticSetter
+    Foo.staticField
diff --git a/pkg/front_end/testcases/rasta/super.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/super.dart.hierarchy.expect
new file mode 100644
index 0000000..48669bd
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/super.dart.hierarchy.expect
@@ -0,0 +1,139 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    A.b
+    A.f
+    A.a
+    A.[]=
+    Object.toString
+    A.e
+    A.unary-
+    Object.runtimeType
+    Object._simpleInstanceOf
+    A.n
+    A.i
+    Object._instanceOf
+    A.d
+    A.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    A.c
+    A.h
+    A.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    A.==
+    A.~
+  classSetters:
+    A.b
+    A.a
+    A.n
+    A.d
+    A.c
+    A.h
+    A.g
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    B.b
+    A.f
+    A.a
+    A.[]=
+    Object.toString
+    A.e
+    A.unary-
+    Object.runtimeType
+    Object._simpleInstanceOf
+    A.n
+    A.i
+    Object._instanceOf
+    B.d
+    A.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    A.c
+    A.h
+    A.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    A.==
+    A.~
+  classSetters:
+    A.b
+    A.a
+    A.n
+    B.i
+    A.d
+    B.c
+    A.h
+    A.g
+
+C:
+  superclasses:
+    Object
+      -> A
+        -> B
+  interfaces:
+  classMembers:
+    B.b
+    A.f
+    A.a
+    A.[]=
+    Object.toString
+    A.e
+    A.unary-
+    Object.runtimeType
+    Object._simpleInstanceOf
+    A.n
+    A.i
+    Object._instanceOf
+    B.d
+    A.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    A.c
+    A.h
+    A.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    A.==
+    A.~
+    C.test
+  classSetters:
+    A.b
+    A.a
+    A.n
+    B.i
+    A.d
+    B.c
+    A.h
+    A.g
diff --git a/pkg/front_end/testcases/rasta/super_initializer.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/super_initializer.dart.hierarchy.expect
new file mode 100644
index 0000000..6b547e4
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/super_initializer.dart.hierarchy.expect
@@ -0,0 +1,56 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Super:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Sub:
+  superclasses:
+    Object
+      -> Super
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Sub.field
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Sub.field
diff --git a/pkg/front_end/testcases/rasta/super_mixin.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/super_mixin.dart.hierarchy.expect
new file mode 100644
index 0000000..ca47cf9
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/super_mixin.dart.hierarchy.expect
@@ -0,0 +1,431 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Super:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Super.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Super.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Mixin:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Mixin.y
+    Mixin.t
+    Object.toString
+    Mixin.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Mixin.publicMethod
+    Mixin._privateMethod
+    Object._instanceOf
+    Mixin.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Mixin.h
+    Object.hashCode
+    Mixin.g
+    Mixin.z
+    Mixin.l
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Mixin.y
+    Mixin.t
+    Mixin.x
+    Mixin.z
+
+Super<V> with Mixin<V>:
+  superclasses:
+    Object
+      -> Super<V>
+  interfaces: Mixin<V>
+  classMembers:
+    Mixin.y
+    Super.f
+    Mixin.t
+    Object.toString
+    Mixin.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Mixin.publicMethod
+    Mixin._privateMethod
+    Object._instanceOf
+    Mixin.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Mixin.h
+    Object.hashCode
+    Mixin.g
+    Mixin.z
+    Mixin.l
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Mixin.y
+    Mixin.t
+    Mixin.x
+    Mixin.z
+  interfaceMembers:
+    Mixin.y
+    Super.f
+    Mixin.t
+    Object.toString
+    Mixin.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Mixin.publicMethod
+    Mixin._privateMethod
+    Object._instanceOf
+    Mixin.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Mixin.h
+    Object.hashCode
+    Mixin.g
+    Mixin.z
+    Mixin.l
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    Mixin.y
+    Mixin.t
+    Mixin.x
+    Mixin.z
+
+C:
+  superclasses:
+    Object
+      -> Super<V>
+        -> _C&Super&Mixin<V>
+  interfaces: Mixin<V>
+  classMembers:
+    Mixin.y
+    Super.f
+    Mixin.t
+    Object.toString
+    Mixin.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Mixin.publicMethod
+    Mixin._privateMethod
+    Object._instanceOf
+    Mixin.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Mixin.h
+    Object.hashCode
+    Mixin.g
+    Mixin.z
+    Mixin.l
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Mixin.y
+    Mixin.t
+    Mixin.x
+    Mixin.z
+  interfaceMembers:
+    Mixin.y
+    Super.f
+    Mixin.t
+    Object.toString
+    Mixin.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Mixin.publicMethod
+    Mixin._privateMethod
+    Object._instanceOf
+    Mixin.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Mixin.h
+    Object.hashCode
+    Mixin.g
+    Mixin.z
+    Mixin.l
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    Mixin.y
+    Mixin.t
+    Mixin.x
+    Mixin.z
+
+Super with Mixin:
+  superclasses:
+    Object
+      -> Super
+  interfaces: Mixin
+  classMembers:
+    Mixin.y
+    Super.f
+    Mixin.t
+    Object.toString
+    Mixin.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Mixin.publicMethod
+    Mixin._privateMethod
+    Object._instanceOf
+    Mixin.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Mixin.h
+    Object.hashCode
+    Mixin.g
+    Mixin.z
+    Mixin.l
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Mixin.y
+    Mixin.t
+    Mixin.x
+    Mixin.z
+  interfaceMembers:
+    Mixin.y
+    Super.f
+    Mixin.t
+    Object.toString
+    Mixin.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Mixin.publicMethod
+    Mixin._privateMethod
+    Object._instanceOf
+    Mixin.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Mixin.h
+    Object.hashCode
+    Mixin.g
+    Mixin.z
+    Mixin.l
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    Mixin.y
+    Mixin.t
+    Mixin.x
+    Mixin.z
+
+D:
+  superclasses:
+    Object
+      -> Super
+        -> _D&Super&Mixin
+  interfaces: Mixin
+  classMembers:
+    Mixin.y
+    Super.f
+    Mixin.t
+    Object.toString
+    Mixin.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Mixin.publicMethod
+    Mixin._privateMethod
+    Object._instanceOf
+    Mixin.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Mixin.h
+    Object.hashCode
+    Mixin.g
+    Mixin.z
+    Mixin.l
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Mixin.y
+    Mixin.t
+    Mixin.x
+    Mixin.z
+  interfaceMembers:
+    Mixin.y
+    Super.f
+    Mixin.t
+    Object.toString
+    Mixin.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Mixin.publicMethod
+    Mixin._privateMethod
+    Object._instanceOf
+    Mixin.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Mixin.h
+    Object.hashCode
+    Mixin.g
+    Mixin.z
+    Mixin.l
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    Mixin.y
+    Mixin.t
+    Mixin.x
+    Mixin.z
+
+C2:
+  superclasses:
+    Object
+      -> Super<V>
+  interfaces: Mixin<V>
+  classMembers:
+    Mixin.y
+    Super.f
+    Mixin.t
+    Object.toString
+    Mixin.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Mixin.publicMethod
+    Mixin._privateMethod
+    Object._instanceOf
+    Mixin.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Mixin.h
+    Object.hashCode
+    Mixin.g
+    Mixin.z
+    Mixin.l
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Mixin.y
+    Mixin.t
+    Mixin.x
+    Mixin.z
+  interfaceMembers:
+    Mixin.y
+    Super.f
+    Mixin.t
+    Object.toString
+    Mixin.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Mixin.publicMethod
+    Mixin._privateMethod
+    Object._instanceOf
+    Mixin.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Mixin.h
+    Object.hashCode
+    Mixin.g
+    Mixin.z
+    Mixin.l
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    Mixin.y
+    Mixin.t
+    Mixin.x
+    Mixin.z
+
+D2:
+  superclasses:
+    Object
+      -> Super
+  interfaces: Mixin
+  classMembers:
+    Mixin.y
+    Super.f
+    Mixin.t
+    Object.toString
+    Mixin.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Mixin.publicMethod
+    Mixin._privateMethod
+    Object._instanceOf
+    Mixin.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Mixin.h
+    Object.hashCode
+    Mixin.g
+    Mixin.z
+    Mixin.l
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Mixin.y
+    Mixin.t
+    Mixin.x
+    Mixin.z
+  interfaceMembers:
+    Mixin.y
+    Super.f
+    Mixin.t
+    Object.toString
+    Mixin.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Mixin.publicMethod
+    Mixin._privateMethod
+    Object._instanceOf
+    Mixin.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Mixin.h
+    Object.hashCode
+    Mixin.g
+    Mixin.z
+    Mixin.l
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    Mixin.y
+    Mixin.t
+    Mixin.x
+    Mixin.z
diff --git a/pkg/front_end/testcases/rasta/super_operator.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/super_operator.dart.hierarchy.expect
new file mode 100644
index 0000000..2ab30e2
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/super_operator.dart.hierarchy.expect
@@ -0,0 +1,78 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    A.[]=
+    Object.toString
+    A.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    A.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    B.[]=
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    B.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Autobianchi:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Autobianchi.g
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/rasta/this_invoke.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/this_invoke.dart.hierarchy.expect
new file mode 100644
index 0000000..cd5ee43
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/this_invoke.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    C.call
+    Object._instanceOf
+    C.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/rasta/type_literals.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/type_literals.dart.hierarchy.expect
new file mode 100644
index 0000000..b628c46
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/type_literals.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    C.test
+  classSetters:
diff --git a/pkg/front_end/testcases/rasta/type_with_parse_error.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/type_with_parse_error.dart.hierarchy.expect
new file mode 100644
index 0000000..f0bc0b1
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/type_with_parse_error.dart.hierarchy.expect
@@ -0,0 +1,56 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    B.i
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B.i
diff --git a/pkg/front_end/testcases/rasta/unresolved_constructor.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/unresolved_constructor.dart.hierarchy.expect
new file mode 100644
index 0000000..6dc6110
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/unresolved_constructor.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/rasta/unresolved_for_in.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/unresolved_for_in.dart.hierarchy.expect
new file mode 100644
index 0000000..a30fc97
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/unresolved_for_in.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Fisk:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Fisk.it1
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/rasta/unresolved_recovery.dart.hierarchy.expect b/pkg/front_end/testcases/rasta/unresolved_recovery.dart.hierarchy.expect
new file mode 100644
index 0000000..20323e6
--- /dev/null
+++ b/pkg/front_end/testcases/rasta/unresolved_recovery.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+E:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    E.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/redirecting_constructor.dart.hierarchy.expect b/pkg/front_end/testcases/redirecting_constructor.dart.hierarchy.expect
new file mode 100644
index 0000000..c79ac19
--- /dev/null
+++ b/pkg/front_end/testcases/redirecting_constructor.dart.hierarchy.expect
@@ -0,0 +1,56 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A._redirecting#
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A._redirecting#
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/redirecting_factory.dart.hierarchy.expect b/pkg/front_end/testcases/redirecting_factory.dart.hierarchy.expect
new file mode 100644
index 0000000..094dc64
--- /dev/null
+++ b/pkg/front_end/testcases/redirecting_factory.dart.hierarchy.expect
@@ -0,0 +1,269 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+FooBase:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    FooBase.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    FooBase._redirecting#
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    FooBase._redirecting#
+
+Foo:
+  superclasses:
+    Object
+  interfaces: FooBase
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Foo._redirecting#
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Foo._redirecting#
+  interfaceMembers:
+    Object.toString
+    FooBase.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Foo._redirecting#
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    Foo._redirecting#
+
+Bar:
+  superclasses:
+    Object
+  interfaces: Foo<Tb>, FooBase
+  classMembers:
+    Object.toString
+    Bar.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Bar.x
+  interfaceMembers:
+    Object.toString
+    Bar.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    Bar.x
+
+Builder:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Builder.method
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+SimpleCase:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    SimpleCase._redirecting#
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    SimpleCase._redirecting#
+
+SimpleCaseImpl:
+  superclasses:
+    Object
+  interfaces: SimpleCase<Ai, Bi>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    SimpleCaseImpl._redirecting#
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    SimpleCaseImpl._redirecting#
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    SimpleCaseImpl._redirecting#
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    SimpleCaseImpl._redirecting#
+
+SimpleCaseImpl2:
+  superclasses:
+    Object
+  interfaces: SimpleCaseImpl<Ai2, Bi2>, SimpleCase<Ai, Bi>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Base:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Mixin:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Mix:
+  superclasses:
+    Object
+      -> Base<M>
+  interfaces: Mixin<M>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/redirecting_factory_chain_test.dart.hierarchy.expect b/pkg/front_end/testcases/redirecting_factory_chain_test.dart.hierarchy.expect
new file mode 100644
index 0000000..abc4300
--- /dev/null
+++ b/pkg/front_end/testcases/redirecting_factory_chain_test.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A._redirecting#
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A._redirecting#
diff --git a/pkg/front_end/testcases/redirecting_factory_const_inference.dart.hierarchy.expect b/pkg/front_end/testcases/redirecting_factory_const_inference.dart.hierarchy.expect
new file mode 100644
index 0000000..8645346
--- /dev/null
+++ b/pkg/front_end/testcases/redirecting_factory_const_inference.dart.hierarchy.expect
@@ -0,0 +1,106 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_X:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    _X._redirecting#
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    _X._redirecting#
+
+_Y:
+  superclasses:
+    Object
+  interfaces: _X<T>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.x
+
+B:
+  superclasses:
+    Object
+      -> A<T>
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.x
diff --git a/pkg/front_end/testcases/redirecting_factory_metadata.dart.hierarchy.expect b/pkg/front_end/testcases/redirecting_factory_metadata.dart.hierarchy.expect
new file mode 100644
index 0000000..2c671bd
--- /dev/null
+++ b/pkg/front_end/testcases/redirecting_factory_metadata.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Foo._redirecting#
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Foo._redirecting#
diff --git a/pkg/front_end/testcases/redirecting_factory_simple_test.dart.hierarchy.expect b/pkg/front_end/testcases/redirecting_factory_simple_test.dart.hierarchy.expect
new file mode 100644
index 0000000..abc4300
--- /dev/null
+++ b/pkg/front_end/testcases/redirecting_factory_simple_test.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A._redirecting#
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A._redirecting#
diff --git a/pkg/front_end/testcases/redirecting_factory_typeargs_test.dart.hierarchy.expect b/pkg/front_end/testcases/redirecting_factory_typeargs_test.dart.hierarchy.expect
new file mode 100644
index 0000000..13dab79
--- /dev/null
+++ b/pkg/front_end/testcases/redirecting_factory_typeargs_test.dart.hierarchy.expect
@@ -0,0 +1,91 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+X:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Y:
+  superclasses:
+    Object
+      -> X
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A._redirecting#
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A._redirecting#
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/redirecting_factory_typeparam_test.dart.hierarchy.expect b/pkg/front_end/testcases/redirecting_factory_typeparam_test.dart.hierarchy.expect
new file mode 100644
index 0000000..abc4300
--- /dev/null
+++ b/pkg/front_end/testcases/redirecting_factory_typeparam_test.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A._redirecting#
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A._redirecting#
diff --git a/pkg/front_end/testcases/redirecting_factory_typeparambounds_test.dart.hierarchy.expect b/pkg/front_end/testcases/redirecting_factory_typeparambounds_test.dart.hierarchy.expect
new file mode 100644
index 0000000..8d11fc8
--- /dev/null
+++ b/pkg/front_end/testcases/redirecting_factory_typeparambounds_test.dart.hierarchy.expect
@@ -0,0 +1,73 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+X:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Y:
+  superclasses:
+    Object
+      -> X
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A._redirecting#
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A._redirecting#
diff --git a/pkg/front_end/testcases/redirecting_initializer_arguments_assignable_test.dart.hierarchy.expect b/pkg/front_end/testcases/redirecting_initializer_arguments_assignable_test.dart.hierarchy.expect
new file mode 100644
index 0000000..eedd000
--- /dev/null
+++ b/pkg/front_end/testcases/redirecting_initializer_arguments_assignable_test.dart.hierarchy.expect
@@ -0,0 +1,55 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+X:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Foo.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Foo.x
diff --git a/pkg/front_end/testcases/redirecting_initializer_arguments_test.dart.hierarchy.expect b/pkg/front_end/testcases/redirecting_initializer_arguments_test.dart.hierarchy.expect
new file mode 100644
index 0000000..3de5ead
--- /dev/null
+++ b/pkg/front_end/testcases/redirecting_initializer_arguments_test.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Foo.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Foo.x
diff --git a/pkg/front_end/testcases/redirection_chain_type_arguments.dart.hierarchy.expect b/pkg/front_end/testcases/redirection_chain_type_arguments.dart.hierarchy.expect
new file mode 100644
index 0000000..4add870
--- /dev/null
+++ b/pkg/front_end/testcases/redirection_chain_type_arguments.dart.hierarchy.expect
@@ -0,0 +1,491 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A._redirecting#
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A._redirecting#
+
+B:
+  superclasses:
+    Object
+      -> A<U>
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    B._redirecting#
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B._redirecting#
+
+C:
+  superclasses:
+    Object
+      -> A<U>
+        -> B<V, S>
+  interfaces:
+  classMembers:
+    C.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Expect:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Expect.identical
+    Expect.throwsCastError
+    Expect._fail
+    Expect.notIdentical
+    Expect.isNotNull
+    Expect._getMessage
+    Expect.allIdentical
+    Expect._escapeSubstring
+    Expect.fail
+    Expect._truncateString
+    Expect.isFalse
+    Expect.isTrue
+    Object.toString
+    Expect.subtype
+    Expect.throwsRangeError
+    Expect._stringDifference
+    Expect.throwsArgumentError
+    Expect.stringEquals
+    Object.runtimeType
+    Expect.testError
+    Expect.throwsStateError
+    Object._simpleInstanceOf
+    Expect.isNull
+    Expect.approxEquals
+    Expect.equals
+    Object._instanceOf
+    Expect.allDistinct
+    Expect.throwsTypeError
+    Expect._subtypeAtRuntime
+    Expect.setEquals
+    Object.noSuchMethod
+    Expect.notEquals
+    Expect.listEquals
+    Expect._findEquivalences
+    Expect.mapEquals
+    Object._identityHashCode
+    Expect.throwsUnsupportedError
+    Expect.notType
+    Expect.deepEquals
+    Expect._escapeString
+    Expect.type
+    Object.hashCode
+    Expect.throwsNoSuchMethodError
+    Expect.notSubtype
+    Expect.throws
+    Object._simpleInstanceOfFalse
+    Expect._writeEquivalences
+    Expect.throwsAssertionError
+    Object._simpleInstanceOfTrue
+    Object.==
+    Expect.throwsFormatException
+  classSetters:
+
+Exception:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+ExpectException:
+  superclasses:
+    Object
+  interfaces: Exception
+  classMembers:
+    ExpectException.message
+    ExpectException.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    ExpectException.message
+    ExpectException.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+NoInline:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+AssumeDynamic:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Immutable:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Immutable.reason
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Required:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Required.reason
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_AlwaysThrows:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Checked:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Experimental:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Factory:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_IsTest:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_IsTestGroup:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Literal:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_MustCallSuper:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_OptionalTypeArgs:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Protected:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Sealed:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Virtual:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_VisibleForOverriding:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_VisibleForTesting:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/redirection_chain_type_arguments_subst.dart.hierarchy.expect b/pkg/front_end/testcases/redirection_chain_type_arguments_subst.dart.hierarchy.expect
new file mode 100644
index 0000000..4add870
--- /dev/null
+++ b/pkg/front_end/testcases/redirection_chain_type_arguments_subst.dart.hierarchy.expect
@@ -0,0 +1,491 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A._redirecting#
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A._redirecting#
+
+B:
+  superclasses:
+    Object
+      -> A<U>
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    B._redirecting#
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B._redirecting#
+
+C:
+  superclasses:
+    Object
+      -> A<U>
+        -> B<V, S>
+  interfaces:
+  classMembers:
+    C.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Expect:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Expect.identical
+    Expect.throwsCastError
+    Expect._fail
+    Expect.notIdentical
+    Expect.isNotNull
+    Expect._getMessage
+    Expect.allIdentical
+    Expect._escapeSubstring
+    Expect.fail
+    Expect._truncateString
+    Expect.isFalse
+    Expect.isTrue
+    Object.toString
+    Expect.subtype
+    Expect.throwsRangeError
+    Expect._stringDifference
+    Expect.throwsArgumentError
+    Expect.stringEquals
+    Object.runtimeType
+    Expect.testError
+    Expect.throwsStateError
+    Object._simpleInstanceOf
+    Expect.isNull
+    Expect.approxEquals
+    Expect.equals
+    Object._instanceOf
+    Expect.allDistinct
+    Expect.throwsTypeError
+    Expect._subtypeAtRuntime
+    Expect.setEquals
+    Object.noSuchMethod
+    Expect.notEquals
+    Expect.listEquals
+    Expect._findEquivalences
+    Expect.mapEquals
+    Object._identityHashCode
+    Expect.throwsUnsupportedError
+    Expect.notType
+    Expect.deepEquals
+    Expect._escapeString
+    Expect.type
+    Object.hashCode
+    Expect.throwsNoSuchMethodError
+    Expect.notSubtype
+    Expect.throws
+    Object._simpleInstanceOfFalse
+    Expect._writeEquivalences
+    Expect.throwsAssertionError
+    Object._simpleInstanceOfTrue
+    Object.==
+    Expect.throwsFormatException
+  classSetters:
+
+Exception:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+ExpectException:
+  superclasses:
+    Object
+  interfaces: Exception
+  classMembers:
+    ExpectException.message
+    ExpectException.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    ExpectException.message
+    ExpectException.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+NoInline:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+AssumeDynamic:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Immutable:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Immutable.reason
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Required:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Required.reason
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_AlwaysThrows:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Checked:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Experimental:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Factory:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_IsTest:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_IsTestGroup:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Literal:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_MustCallSuper:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_OptionalTypeArgs:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Protected:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Sealed:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Virtual:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_VisibleForOverriding:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_VisibleForTesting:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/redirection_type_arguments.dart.hierarchy.expect b/pkg/front_end/testcases/redirection_type_arguments.dart.hierarchy.expect
new file mode 100644
index 0000000..80cea1b
--- /dev/null
+++ b/pkg/front_end/testcases/redirection_type_arguments.dart.hierarchy.expect
@@ -0,0 +1,470 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A._redirecting#
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A._redirecting#
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    B.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Expect:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Expect.identical
+    Expect.throwsCastError
+    Expect._fail
+    Expect.notIdentical
+    Expect.isNotNull
+    Expect._getMessage
+    Expect.allIdentical
+    Expect._escapeSubstring
+    Expect.fail
+    Expect._truncateString
+    Expect.isFalse
+    Expect.isTrue
+    Object.toString
+    Expect.subtype
+    Expect.throwsRangeError
+    Expect._stringDifference
+    Expect.throwsArgumentError
+    Expect.stringEquals
+    Object.runtimeType
+    Expect.testError
+    Expect.throwsStateError
+    Object._simpleInstanceOf
+    Expect.isNull
+    Expect.approxEquals
+    Expect.equals
+    Object._instanceOf
+    Expect.allDistinct
+    Expect.throwsTypeError
+    Expect._subtypeAtRuntime
+    Expect.setEquals
+    Object.noSuchMethod
+    Expect.notEquals
+    Expect.listEquals
+    Expect._findEquivalences
+    Expect.mapEquals
+    Object._identityHashCode
+    Expect.throwsUnsupportedError
+    Expect.notType
+    Expect.deepEquals
+    Expect._escapeString
+    Expect.type
+    Object.hashCode
+    Expect.throwsNoSuchMethodError
+    Expect.notSubtype
+    Expect.throws
+    Object._simpleInstanceOfFalse
+    Expect._writeEquivalences
+    Expect.throwsAssertionError
+    Object._simpleInstanceOfTrue
+    Object.==
+    Expect.throwsFormatException
+  classSetters:
+
+Exception:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+ExpectException:
+  superclasses:
+    Object
+  interfaces: Exception
+  classMembers:
+    ExpectException.message
+    ExpectException.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    ExpectException.message
+    ExpectException.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+NoInline:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+AssumeDynamic:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Immutable:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Immutable.reason
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Required:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Required.reason
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_AlwaysThrows:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Checked:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Experimental:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Factory:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_IsTest:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_IsTestGroup:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Literal:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_MustCallSuper:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_OptionalTypeArgs:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Protected:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Sealed:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_Virtual:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_VisibleForOverriding:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+_VisibleForTesting:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/regress/issue_29944.dart.hierarchy.expect b/pkg/front_end/testcases/regress/issue_29944.dart.hierarchy.expect
new file mode 100644
index 0000000..6ed478b
--- /dev/null
+++ b/pkg/front_end/testcases/regress/issue_29944.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.C
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.C
diff --git a/pkg/front_end/testcases/regress/issue_29981.dart.hierarchy.expect b/pkg/front_end/testcases/regress/issue_29981.dart.hierarchy.expect
new file mode 100644
index 0000000..2ac662a
--- /dev/null
+++ b/pkg/front_end/testcases/regress/issue_29981.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    C.field
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.field
diff --git a/pkg/front_end/testcases/regress/issue_30834.dart.hierarchy.expect b/pkg/front_end/testcases/regress/issue_30834.dart.hierarchy.expect
new file mode 100644
index 0000000..e75291f
--- /dev/null
+++ b/pkg/front_end/testcases/regress/issue_30834.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.A
diff --git a/pkg/front_end/testcases/regress/issue_30836.dart.hierarchy.expect b/pkg/front_end/testcases/regress/issue_30836.dart.hierarchy.expect
new file mode 100644
index 0000000..81e33f7
--- /dev/null
+++ b/pkg/front_end/testcases/regress/issue_30836.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    A.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/regress/issue_30838.dart.hierarchy.expect b/pkg/front_end/testcases/regress/issue_30838.dart.hierarchy.expect
new file mode 100644
index 0000000..b042f94
--- /dev/null
+++ b/pkg/front_end/testcases/regress/issue_30838.dart.hierarchy.expect
@@ -0,0 +1,39 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    A.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    A.test
+  classSetters:
+    A.f
diff --git a/pkg/front_end/testcases/regress/issue_30981.dart.hierarchy.expect b/pkg/front_end/testcases/regress/issue_30981.dart.hierarchy.expect
new file mode 100644
index 0000000..c5c305b
--- /dev/null
+++ b/pkg/front_end/testcases/regress/issue_30981.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    A.A
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/regress/issue_31155.dart.hierarchy.expect b/pkg/front_end/testcases/regress/issue_31155.dart.hierarchy.expect
new file mode 100644
index 0000000..e323a87
--- /dev/null
+++ b/pkg/front_end/testcases/regress/issue_31155.dart.hierarchy.expect
@@ -0,0 +1,75 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    C.>
+    Object.hashCode
+    C.B
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.f
+    C.B
diff --git a/pkg/front_end/testcases/regress/issue_31183.dart.hierarchy.expect b/pkg/front_end/testcases/regress/issue_31183.dart.hierarchy.expect
new file mode 100644
index 0000000..80fc858
--- /dev/null
+++ b/pkg/front_end/testcases/regress/issue_31183.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    C.unary-
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/regress/issue_31190.dart.hierarchy.expect b/pkg/front_end/testcases/regress/issue_31190.dart.hierarchy.expect
new file mode 100644
index 0000000..606b757
--- /dev/null
+++ b/pkg/front_end/testcases/regress/issue_31190.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Typed:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Typed.v
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Typed.v
diff --git a/pkg/front_end/testcases/regress/issue_31192.dart.hierarchy.expect b/pkg/front_end/testcases/regress/issue_31192.dart.hierarchy.expect
new file mode 100644
index 0000000..bd09d33
--- /dev/null
+++ b/pkg/front_end/testcases/regress/issue_31192.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Increment:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Increment.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Increment.x
diff --git a/pkg/front_end/testcases/regress/issue_31198.dart.hierarchy.expect b/pkg/front_end/testcases/regress/issue_31198.dart.hierarchy.expect
new file mode 100644
index 0000000..fe2fcf5
--- /dev/null
+++ b/pkg/front_end/testcases/regress/issue_31198.dart.hierarchy.expect
@@ -0,0 +1,54 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/regress/issue_31299.dart.hierarchy.expect b/pkg/front_end/testcases/regress/issue_31299.dart.hierarchy.expect
new file mode 100644
index 0000000..4d0ea0c
--- /dev/null
+++ b/pkg/front_end/testcases/regress/issue_31299.dart.hierarchy.expect
@@ -0,0 +1,39 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.foo
+    A.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.m
diff --git a/pkg/front_end/testcases/regress/issue_31766.dart.hierarchy.expect b/pkg/front_end/testcases/regress/issue_31766.dart.hierarchy.expect
new file mode 100644
index 0000000..8130575
--- /dev/null
+++ b/pkg/front_end/testcases/regress/issue_31766.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/regress/issue_31996.dart.hierarchy.expect b/pkg/front_end/testcases/regress/issue_31996.dart.hierarchy.expect
new file mode 100644
index 0000000..8e9e795
--- /dev/null
+++ b/pkg/front_end/testcases/regress/issue_31996.dart.hierarchy.expect
@@ -0,0 +1,142 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Base:
+  superclasses:
+    Object
+  interfaces: B
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Child1:
+  superclasses:
+    Object
+      -> Base
+  interfaces: B, C<int>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+Child2:
+  superclasses:
+    Object
+      -> Base
+  interfaces: B, C<double>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/regress/issue_32182.dart.hierarchy.expect b/pkg/front_end/testcases/regress/issue_32182.dart.hierarchy.expect
new file mode 100644
index 0000000..c28125f
--- /dev/null
+++ b/pkg/front_end/testcases/regress/issue_32182.dart.hierarchy.expect
@@ -0,0 +1,119 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+M:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A<qualified-name(self, A)> with M:
+  superclasses:
+    Object
+      -> A<qualified-name(self, A)>
+  interfaces: M
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+C:
+  superclasses:
+    Object
+      -> A<qualified-name(self, A)>
+        -> _C&A&M
+  interfaces: M
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/regress/issue_32196.dart.hierarchy.expect b/pkg/front_end/testcases/regress/issue_32196.dart.hierarchy.expect
new file mode 100644
index 0000000..6d21e9a
--- /dev/null
+++ b/pkg/front_end/testcases/regress/issue_32196.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.name
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/regress/issue_32200.dart.hierarchy.expect b/pkg/front_end/testcases/regress/issue_32200.dart.hierarchy.expect
new file mode 100644
index 0000000..891ea94
--- /dev/null
+++ b/pkg/front_end/testcases/regress/issue_32200.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Foo.self
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Foo.self
diff --git a/pkg/front_end/testcases/regress/issue_32660.dart.hierarchy.expect b/pkg/front_end/testcases/regress/issue_32660.dart.hierarchy.expect
new file mode 100644
index 0000000..5c7b6fa
--- /dev/null
+++ b/pkg/front_end/testcases/regress/issue_32660.dart.hierarchy.expect
@@ -0,0 +1,124 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    B.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> A
+  interfaces: B
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.foo
+    C.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.foo
+    C.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    D.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+E:
+  superclasses:
+    Object
+      -> D
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    D.foo
+    E.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/regress/issue_32972.dart.hierarchy.expect b/pkg/front_end/testcases/regress/issue_32972.dart.hierarchy.expect
new file mode 100644
index 0000000..818484b
--- /dev/null
+++ b/pkg/front_end/testcases/regress/issue_32972.dart.hierarchy.expect
@@ -0,0 +1,55 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Foo.bar
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Foo.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Bar:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/regress/issue_33452.dart.hierarchy.expect b/pkg/front_end/testcases/regress/issue_33452.dart.hierarchy.expect
new file mode 100644
index 0000000..56edc45
--- /dev/null
+++ b/pkg/front_end/testcases/regress/issue_33452.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+ExistingClass:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/regress/issue_34225.dart.hierarchy.expect b/pkg/front_end/testcases/regress/issue_34225.dart.hierarchy.expect
new file mode 100644
index 0000000..bd55f9e
--- /dev/null
+++ b/pkg/front_end/testcases/regress/issue_34225.dart.hierarchy.expect
@@ -0,0 +1,55 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.C
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    D.D
diff --git a/pkg/front_end/testcases/regress/issue_34291.dart.hierarchy.expect b/pkg/front_end/testcases/regress/issue_34291.dart.hierarchy.expect
new file mode 100644
index 0000000..947e951
--- /dev/null
+++ b/pkg/front_end/testcases/regress/issue_34291.dart.hierarchy.expect
@@ -0,0 +1,53 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/regress/issue_34403.dart.hierarchy.expect b/pkg/front_end/testcases/regress/issue_34403.dart.hierarchy.expect
new file mode 100644
index 0000000..9e4da85
--- /dev/null
+++ b/pkg/front_end/testcases/regress/issue_34403.dart.hierarchy.expect
@@ -0,0 +1,87 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+E:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+F:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/regress/issue_34498.dart.hierarchy.expect b/pkg/front_end/testcases/regress/issue_34498.dart.hierarchy.expect
new file mode 100644
index 0000000..2907509
--- /dev/null
+++ b/pkg/front_end/testcases/regress/issue_34498.dart.hierarchy.expect
@@ -0,0 +1,95 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    A.bar
+    Object.toString
+    A.lib
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    A.bar
+    Object.toString
+    A.lib
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.foo
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+MyClass:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/regress/issue_34563.dart.hierarchy.expect b/pkg/front_end/testcases/regress/issue_34563.dart.hierarchy.expect
new file mode 100644
index 0000000..0486fad
--- /dev/null
+++ b/pkg/front_end/testcases/regress/issue_34563.dart.hierarchy.expect
@@ -0,0 +1,123 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+M1:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    M1.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+M2:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+M3:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C1:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    C1.c
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C2:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C3:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/regress/issue_34610.dart.hierarchy.expect b/pkg/front_end/testcases/regress/issue_34610.dart.hierarchy.expect
new file mode 100644
index 0000000..d7adf4b
--- /dev/null
+++ b/pkg/front_end/testcases/regress/issue_34610.dart.hierarchy.expect
@@ -0,0 +1,75 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    A.bar
+    A.A
+    Object.toString
+    A.named
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    B.bar
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.bar
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/regress/issue_34614.dart.hierarchy.expect b/pkg/front_end/testcases/regress/issue_34614.dart.hierarchy.expect
new file mode 100644
index 0000000..ba00015
--- /dev/null
+++ b/pkg/front_end/testcases/regress/issue_34614.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/regress/issue_35151.dart.hierarchy.expect b/pkg/front_end/testcases/regress/issue_35151.dart.hierarchy.expect
new file mode 100644
index 0000000..897a155
--- /dev/null
+++ b/pkg/front_end/testcases/regress/issue_35151.dart.hierarchy.expect
@@ -0,0 +1,75 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    A.a
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.a
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    A.a
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.a
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/regress/issue_35258.dart.hierarchy.expect b/pkg/front_end/testcases/regress/issue_35258.dart.hierarchy.expect
new file mode 100644
index 0000000..29f4cd3
--- /dev/null
+++ b/pkg/front_end/testcases/regress/issue_35258.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.d
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/regress/issue_35259.dart.hierarchy.expect b/pkg/front_end/testcases/regress/issue_35259.dart.hierarchy.expect
new file mode 100644
index 0000000..9a92dd9
--- /dev/null
+++ b/pkg/front_end/testcases/regress/issue_35259.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Supertype:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Supertype._redirecting#
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Supertype._redirecting#
diff --git a/pkg/front_end/testcases/regress/issue_35260.dart.hierarchy.expect b/pkg/front_end/testcases/regress/issue_35260.dart.hierarchy.expect
new file mode 100644
index 0000000..4158779
--- /dev/null
+++ b/pkg/front_end/testcases/regress/issue_35260.dart.hierarchy.expect
@@ -0,0 +1,67 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Supertype:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Supertype._redirecting#
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Supertype._redirecting#
+
+X:
+  superclasses:
+    Object
+  interfaces: Supertype
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/regress/issue_35266.dart.hierarchy.expect b/pkg/front_end/testcases/regress/issue_35266.dart.hierarchy.expect
new file mode 100644
index 0000000..2171f54
--- /dev/null
+++ b/pkg/front_end/testcases/regress/issue_35266.dart.hierarchy.expect
@@ -0,0 +1,58 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C._redirecting#
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C._redirecting#
+
+B:
+  superclasses:
+    Object
+      -> C<T>
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    B._redirecting#
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B._redirecting#
diff --git a/pkg/front_end/testcases/reject_generic_function_types_in_bounds.dart.hierarchy.expect b/pkg/front_end/testcases/reject_generic_function_types_in_bounds.dart.hierarchy.expect
new file mode 100644
index 0000000..efc780c
--- /dev/null
+++ b/pkg/front_end/testcases/reject_generic_function_types_in_bounds.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Hest:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/runtime_checks/call_kinds.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks/call_kinds.dart.hierarchy.expect
new file mode 100644
index 0000000..11f7b3e
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks/call_kinds.dart.hierarchy.expect
@@ -0,0 +1,40 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    C.h
+    Object.hashCode
+    C.g
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    C.test
+  classSetters:
diff --git a/pkg/front_end/testcases/runtime_checks/call_kinds_get.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks/call_kinds_get.dart.hierarchy.expect
new file mode 100644
index 0000000..3e0221a
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks/call_kinds_get.dart.hierarchy.expect
@@ -0,0 +1,40 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.y
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    C.test
+  classSetters:
+    C.y
diff --git a/pkg/front_end/testcases/runtime_checks/call_kinds_set.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks/call_kinds_set.dart.hierarchy.expect
new file mode 100644
index 0000000..f629112
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks/call_kinds_set.dart.hierarchy.expect
@@ -0,0 +1,40 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.y
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    C.test
+  classSetters:
+    C.y
+    C.x
diff --git a/pkg/front_end/testcases/runtime_checks/call_method_implicit_tear_off.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks/call_method_implicit_tear_off.dart.hierarchy.expect
new file mode 100644
index 0000000..8397602
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks/call_method_implicit_tear_off.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    C.call
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/runtime_checks/call_method_implicit_tear_off_future_or.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks/call_method_implicit_tear_off_future_or.dart.hierarchy.expect
new file mode 100644
index 0000000..8397602
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks/call_method_implicit_tear_off_future_or.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    C.call
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/runtime_checks/contravariant_field.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks/contravariant_field.dart.hierarchy.expect
new file mode 100644
index 0000000..eaaef92
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks/contravariant_field.dart.hierarchy.expect
@@ -0,0 +1,39 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.y
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.y
diff --git a/pkg/front_end/testcases/runtime_checks/contravariant_generic_method_type_parameter.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks/contravariant_generic_method_type_parameter.dart.hierarchy.expect
new file mode 100644
index 0000000..e4a9a22
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks/contravariant_generic_method_type_parameter.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/runtime_checks/contravariant_generic_return.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks/contravariant_generic_return.dart.hierarchy.expect
new file mode 100644
index 0000000..7b50101
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks/contravariant_generic_return.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    C.f1
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    C.f2
+  classSetters:
diff --git a/pkg/front_end/testcases/runtime_checks/contravariant_generic_return_null_aware.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks/contravariant_generic_return_null_aware.dart.hierarchy.expect
new file mode 100644
index 0000000..7b50101
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks/contravariant_generic_return_null_aware.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    C.f1
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    C.f2
+  classSetters:
diff --git a/pkg/front_end/testcases/runtime_checks/contravariant_generic_return_tear_off.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks/contravariant_generic_return_tear_off.dart.hierarchy.expect
new file mode 100644
index 0000000..3f28571
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks/contravariant_generic_return_tear_off.dart.hierarchy.expect
@@ -0,0 +1,39 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    C._x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C._x
diff --git a/pkg/front_end/testcases/runtime_checks/contravariant_getter.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks/contravariant_getter.dart.hierarchy.expect
new file mode 100644
index 0000000..eaaef92
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks/contravariant_getter.dart.hierarchy.expect
@@ -0,0 +1,39 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.y
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.y
diff --git a/pkg/front_end/testcases/runtime_checks/contravariant_getter_return.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks/contravariant_getter_return.dart.hierarchy.expect
new file mode 100644
index 0000000..7b50101
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks/contravariant_getter_return.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    C.f1
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    C.f2
+  classSetters:
diff --git a/pkg/front_end/testcases/runtime_checks/contravariant_getter_return_null_aware.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks/contravariant_getter_return_null_aware.dart.hierarchy.expect
new file mode 100644
index 0000000..7b50101
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks/contravariant_getter_return_null_aware.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    C.f1
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    C.f2
+  classSetters:
diff --git a/pkg/front_end/testcases/runtime_checks/covariant_generic_method_type_parameter.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks/covariant_generic_method_type_parameter.dart.hierarchy.expect
new file mode 100644
index 0000000..466f6ef
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks/covariant_generic_method_type_parameter.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    C.g1
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/runtime_checks/covariant_generic_parameter.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks/covariant_generic_parameter.dart.hierarchy.expect
new file mode 100644
index 0000000..e4a9a22
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks/covariant_generic_parameter.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/runtime_checks/covariant_generic_parameter_complex.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks/covariant_generic_parameter_complex.dart.hierarchy.expect
new file mode 100644
index 0000000..c59ab56
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks/covariant_generic_parameter_complex.dart.hierarchy.expect
@@ -0,0 +1,40 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    C.f4
+    Object._instanceOf
+    Object.noSuchMethod
+    C.f3
+    C.f1
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    C.f2
+  classSetters:
diff --git a/pkg/front_end/testcases/runtime_checks/covariant_generic_parameter_in_interface.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks/covariant_generic_parameter_in_interface.dart.hierarchy.expect
new file mode 100644
index 0000000..570f5d0
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks/covariant_generic_parameter_in_interface.dart.hierarchy.expect
@@ -0,0 +1,105 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    I.f1
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    I.f2
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces: I<int>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    C.f1
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    C.f2
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    C.f1
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    C.f2
+  interfaceSetters:
+
+D:
+  superclasses:
+    Object
+      -> C<U>
+  interfaces: I<int>
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    D.f1
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    D.f2
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    D.f1
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    D.f2
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/runtime_checks/covariant_generic_parameter_in_interface_mixin.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks/covariant_generic_parameter_in_interface_mixin.dart.hierarchy.expect
new file mode 100644
index 0000000..6ad21c9
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks/covariant_generic_parameter_in_interface_mixin.dart.hierarchy.expect
@@ -0,0 +1,105 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    I.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+M:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    M.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> B
+  interfaces: M, I<int>
+  classMembers:
+    M.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    M.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/runtime_checks/covariant_generic_parameter_in_interface_super.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks/covariant_generic_parameter_in_interface_super.dart.hierarchy.expect
new file mode 100644
index 0000000..c6a5468
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks/covariant_generic_parameter_in_interface_super.dart.hierarchy.expect
@@ -0,0 +1,87 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    I.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> B
+  interfaces: I<int>
+  classMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/runtime_checks/covariant_generic_parameter_in_interface_super_mixin.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks/covariant_generic_parameter_in_interface_super_mixin.dart.hierarchy.expect
new file mode 100644
index 0000000..3b034c6
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks/covariant_generic_parameter_in_interface_super_mixin.dart.hierarchy.expect
@@ -0,0 +1,104 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    I.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+M:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> B
+  interfaces: M, I<int>
+  classMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/runtime_checks/covariant_generic_parameter_tear_off.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks/covariant_generic_parameter_tear_off.dart.hierarchy.expect
new file mode 100644
index 0000000..7b50101
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks/covariant_generic_parameter_tear_off.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    C.f1
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    C.f2
+  classSetters:
diff --git a/pkg/front_end/testcases/runtime_checks/covariant_keyword.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks/covariant_keyword.dart.hierarchy.expect
new file mode 100644
index 0000000..9f0d2f3
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks/covariant_keyword.dart.hierarchy.expect
@@ -0,0 +1,76 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+      -> C
+  interfaces:
+  classMembers:
+    D.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+E:
+  superclasses:
+    Object
+      -> C
+        -> D
+  interfaces:
+  classMembers:
+    E.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/runtime_checks/covariant_keyword_field.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks/covariant_keyword_field.dart.hierarchy.expect
new file mode 100644
index 0000000..a0755f9
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks/covariant_keyword_field.dart.hierarchy.expect
@@ -0,0 +1,104 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.x
+
+D:
+  superclasses:
+    Object
+  interfaces: C
+  classMembers:
+    Object.toString
+    D.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    D.x
+  interfaceMembers:
+    Object.toString
+    D.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    D.x
+
+E:
+  superclasses:
+    Object
+  interfaces: D, C
+  classMembers:
+    Object.toString
+    E.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    E.x
+  interfaceMembers:
+    Object.toString
+    E.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    E.x
diff --git a/pkg/front_end/testcases/runtime_checks/covariant_keyword_field_inherited_by_setter.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks/covariant_keyword_field_inherited_by_setter.dart.hierarchy.expect
new file mode 100644
index 0000000..a0755f9
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks/covariant_keyword_field_inherited_by_setter.dart.hierarchy.expect
@@ -0,0 +1,104 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.x
+
+D:
+  superclasses:
+    Object
+  interfaces: C
+  classMembers:
+    Object.toString
+    D.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    D.x
+  interfaceMembers:
+    Object.toString
+    D.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    D.x
+
+E:
+  superclasses:
+    Object
+  interfaces: D, C
+  classMembers:
+    Object.toString
+    E.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    E.x
+  interfaceMembers:
+    Object.toString
+    E.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    E.x
diff --git a/pkg/front_end/testcases/runtime_checks/covariant_keyword_setter.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks/covariant_keyword_setter.dart.hierarchy.expect
new file mode 100644
index 0000000..0fba878
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks/covariant_keyword_setter.dart.hierarchy.expect
@@ -0,0 +1,76 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.x
+
+D:
+  superclasses:
+    Object
+      -> C
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    D.x
+
+E:
+  superclasses:
+    Object
+      -> C
+        -> D
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    E.x
diff --git a/pkg/front_end/testcases/runtime_checks/covariant_keyword_setter_inherited_by_field.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks/covariant_keyword_setter_inherited_by_field.dart.hierarchy.expect
new file mode 100644
index 0000000..7a4dfeb
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks/covariant_keyword_setter_inherited_by_field.dart.hierarchy.expect
@@ -0,0 +1,89 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.x
+
+D:
+  superclasses:
+    Object
+      -> C
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    D.x
+
+E:
+  superclasses:
+    Object
+  interfaces: D, C
+  classMembers:
+    Object.toString
+    E.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    E.x
+  interfaceMembers:
+    Object.toString
+    E.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    E.x
diff --git a/pkg/front_end/testcases/runtime_checks/covariant_setter.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks/covariant_setter.dart.hierarchy.expect
new file mode 100644
index 0000000..f13de1a
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks/covariant_setter.dart.hierarchy.expect
@@ -0,0 +1,40 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.y
+    C.x
diff --git a/pkg/front_end/testcases/runtime_checks/dynamic_invocation.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks/dynamic_invocation.dart.hierarchy.expect
new file mode 100644
index 0000000..840a542
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks/dynamic_invocation.dart.hierarchy.expect
@@ -0,0 +1,58 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    C.f1
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    C.f2
+  classSetters:
+
+D:
+  superclasses:
+    Object
+      -> C<num>
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    D.f1
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    C.f2
+  classSetters:
diff --git a/pkg/front_end/testcases/runtime_checks/dynamic_invocation_generic.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks/dynamic_invocation_generic.dart.hierarchy.expect
new file mode 100644
index 0000000..e4a9a22
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks/dynamic_invocation_generic.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/runtime_checks/dynamic_invocation_of_getter.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks/dynamic_invocation_of_getter.dart.hierarchy.expect
new file mode 100644
index 0000000..0f300a8
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks/dynamic_invocation_of_getter.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.f
diff --git a/pkg/front_end/testcases/runtime_checks/field_forwarding_stub_generic_covariant.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks/field_forwarding_stub_generic_covariant.dart.hierarchy.expect
new file mode 100644
index 0000000..1153bca
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks/field_forwarding_stub_generic_covariant.dart.hierarchy.expect
@@ -0,0 +1,91 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B.x
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.x
+
+D:
+  superclasses:
+    Object
+      -> C
+  interfaces: B<num>
+  classMembers:
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.x
+  interfaceMembers:
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    C.x
diff --git a/pkg/front_end/testcases/runtime_checks/forwarding_stub_with_default_values.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks/forwarding_stub_with_default_values.dart.hierarchy.expect
new file mode 100644
index 0000000..389c831
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks/forwarding_stub_with_default_values.dart.hierarchy.expect
@@ -0,0 +1,100 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    B.f
+    Object.toString
+    B._x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.g
+    B.check
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B._x
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    I.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    I.g
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> B
+  interfaces: I<num>
+  classMembers:
+    B.f
+    Object.toString
+    B._x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.g
+    B.check
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B._x
+  interfaceMembers:
+    B.f
+    Object.toString
+    B._x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    B.g
+    B.check
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    B._x
diff --git a/pkg/front_end/testcases/runtime_checks/forwarding_stub_with_non_covariant_param.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks/forwarding_stub_with_non_covariant_param.dart.hierarchy.expect
new file mode 100644
index 0000000..c6a5468
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks/forwarding_stub_with_non_covariant_param.dart.hierarchy.expect
@@ -0,0 +1,87 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    I.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> B
+  interfaces: I<int>
+  classMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/runtime_checks/generic_covariance_inheritance_setter_field.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks/generic_covariance_inheritance_setter_field.dart.hierarchy.expect
new file mode 100644
index 0000000..be3c79b
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks/generic_covariance_inheritance_setter_field.dart.hierarchy.expect
@@ -0,0 +1,111 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.y
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.y
+    C.x
+
+D:
+  superclasses:
+    Object
+  interfaces: C<num>
+  classMembers:
+    D.y
+    Object.toString
+    D.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    D.y
+    D.x
+  interfaceMembers:
+    D.y
+    Object.toString
+    D.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    D.y
+    D.x
+
+E:
+  superclasses:
+    Object
+  interfaces: C<num>
+  classMembers:
+    E.y
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    E.y
+    E.x
+  interfaceMembers:
+    E.y
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    E.y
+    E.x
diff --git a/pkg/front_end/testcases/runtime_checks/generic_vs_explicit_covariance.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks/generic_vs_explicit_covariance.dart.hierarchy.expect
new file mode 100644
index 0000000..11d6411
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks/generic_vs_explicit_covariance.dart.hierarchy.expect
@@ -0,0 +1,107 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.x
+
+B:
+  superclasses:
+    Object
+  interfaces: A
+  classMembers:
+    B.f
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B.x
+  interfaceMembers:
+    B.f
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    B.x
+
+C:
+  superclasses:
+    Object
+  interfaces: B, A
+  classMembers:
+    C.f
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.x
+  interfaceMembers:
+    C.f
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    C.x
diff --git a/pkg/front_end/testcases/runtime_checks/implicit_downcast_assert_initializer.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks/implicit_downcast_assert_initializer.dart.hierarchy.expect
new file mode 100644
index 0000000..ba00015
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks/implicit_downcast_assert_initializer.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/runtime_checks/implicit_downcast_constructor_initializer.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks/implicit_downcast_constructor_initializer.dart.hierarchy.expect
new file mode 100644
index 0000000..ffdc90c
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks/implicit_downcast_constructor_initializer.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.b
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.b
diff --git a/pkg/front_end/testcases/runtime_checks_new/abstract_override_becomes_forwarding_stub.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks_new/abstract_override_becomes_forwarding_stub.dart.hierarchy.expect
new file mode 100644
index 0000000..c844506
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks_new/abstract_override_becomes_forwarding_stub.dart.hierarchy.expect
@@ -0,0 +1,87 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    I.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> B
+  interfaces: I<num>
+  classMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/runtime_checks_new/call_through_this.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks_new/call_through_this.dart.hierarchy.expect
new file mode 100644
index 0000000..9928ab6
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks_new/call_through_this.dart.hierarchy.expect
@@ -0,0 +1,87 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    C.g1
+    Object._instanceOf
+    C.g2
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    C.g4
+    Object._simpleInstanceOfFalse
+    C.g3
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+      -> C<int>
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    C.g1
+    Object._instanceOf
+    C.g2
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    C.g4
+    Object._simpleInstanceOfFalse
+    C.g3
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+E:
+  superclasses:
+    Object
+      -> C<num>
+  interfaces:
+  classMembers:
+    E.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    C.g1
+    Object._instanceOf
+    C.g2
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    C.g4
+    Object._simpleInstanceOfFalse
+    C.g3
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/runtime_checks_new/contravariant_combiner.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks_new/contravariant_combiner.dart.hierarchy.expect
new file mode 100644
index 0000000..5275de2
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks_new/contravariant_combiner.dart.hierarchy.expect
@@ -0,0 +1,60 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.y
+    C.[]=
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    C.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.y
+    C.x
diff --git a/pkg/front_end/testcases/runtime_checks_new/contravariant_generic_return_with_compound_assign_implicit_downcast.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks_new/contravariant_generic_return_with_compound_assign_implicit_downcast.dart.hierarchy.expect
new file mode 100644
index 0000000..d44831f
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks_new/contravariant_generic_return_with_compound_assign_implicit_downcast.dart.hierarchy.expect
@@ -0,0 +1,60 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    C.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    C.plusResult
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+D:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    D.value
+    D.getValue
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    D.setValue
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    D.value
+    D.setValue
diff --git a/pkg/front_end/testcases/runtime_checks_new/contravariant_getter_return_compound_assign.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks_new/contravariant_getter_return_compound_assign.dart.hierarchy.expect
new file mode 100644
index 0000000..b777652
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks_new/contravariant_getter_return_compound_assign.dart.hierarchy.expect
@@ -0,0 +1,56 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.x
diff --git a/pkg/front_end/testcases/runtime_checks_new/contravariant_index_assign.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks_new/contravariant_index_assign.dart.hierarchy.expect
new file mode 100644
index 0000000..b854250
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks_new/contravariant_index_assign.dart.hierarchy.expect
@@ -0,0 +1,56 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    B.+
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    C.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/runtime_checks_new/contravariant_index_get.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks_new/contravariant_index_get.dart.hierarchy.expect
new file mode 100644
index 0000000..946de54
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks_new/contravariant_index_get.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    C.[]
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/runtime_checks_new/derived_class_typed.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks_new/derived_class_typed.dart.hierarchy.expect
new file mode 100644
index 0000000..e5581ef
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks_new/derived_class_typed.dart.hierarchy.expect
@@ -0,0 +1,60 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    B.h
+    Object.hashCode
+    B.g
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> B<int>
+  interfaces:
+  classMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    B.h
+    Object.hashCode
+    B.g
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/runtime_checks_new/field_forwarding_stub_abstract_generic_covariant.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks_new/field_forwarding_stub_abstract_generic_covariant.dart.hierarchy.expect
new file mode 100644
index 0000000..6a9568c
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks_new/field_forwarding_stub_abstract_generic_covariant.dart.hierarchy.expect
@@ -0,0 +1,58 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B.x
+
+C:
+  superclasses:
+    Object
+      -> B<num>
+  interfaces:
+  classMembers:
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B.x
diff --git a/pkg/front_end/testcases/runtime_checks_new/field_forwarding_stub_explicit_covariant.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks_new/field_forwarding_stub_explicit_covariant.dart.hierarchy.expect
new file mode 100644
index 0000000..d6381e8
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks_new/field_forwarding_stub_explicit_covariant.dart.hierarchy.expect
@@ -0,0 +1,91 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B.x
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.x
+
+D:
+  superclasses:
+    Object
+      -> C
+  interfaces: B
+  classMembers:
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.x
+  interfaceMembers:
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    C.x
diff --git a/pkg/front_end/testcases/runtime_checks_new/for_in_call_kinds.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks_new/for_in_call_kinds.dart.hierarchy.expect
new file mode 100644
index 0000000..deb6bc8
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks_new/for_in_call_kinds.dart.hierarchy.expect
@@ -0,0 +1,43 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.staticField
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    C.instanceField
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    C.test
+  classSetters:
+    C.staticSetter
+    C.staticField
+    C.instanceSetter
+    C.instanceField
diff --git a/pkg/front_end/testcases/runtime_checks_new/generic_covariance_based_on_inference.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks_new/generic_covariance_based_on_inference.dart.hierarchy.expect
new file mode 100644
index 0000000..7b54720
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks_new/generic_covariance_based_on_inference.dart.hierarchy.expect
@@ -0,0 +1,114 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    B.y
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B.y
+    B.x
+
+C:
+  superclasses:
+    Object
+  interfaces: B<num>
+  classMembers:
+    C.y
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.y
+    C.x
+  interfaceMembers:
+    C.y
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    C.y
+    C.x
+
+D:
+  superclasses:
+    Object
+  interfaces: B<T>
+  classMembers:
+    D.y
+    Object.toString
+    D.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    D.y
+    D.x
+  interfaceMembers:
+    D.y
+    Object.toString
+    D.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    D.y
+    D.x
diff --git a/pkg/front_end/testcases/runtime_checks_new/implicit_downcast_field.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks_new/implicit_downcast_field.dart.hierarchy.expect
new file mode 100644
index 0000000..92c8c0c
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks_new/implicit_downcast_field.dart.hierarchy.expect
@@ -0,0 +1,40 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.staticValue
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    C.instanceValue
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.staticValue
+    C.instanceValue
diff --git a/pkg/front_end/testcases/runtime_checks_new/mixin_forwarding_stub_field.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks_new/mixin_forwarding_stub_field.dart.hierarchy.expect
new file mode 100644
index 0000000..94c8b5c
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks_new/mixin_forwarding_stub_field.dart.hierarchy.expect
@@ -0,0 +1,120 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    B.y
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B.y
+    B.x
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    I.y
+    Object.toString
+    I.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    I.y
+    I.x
+
+M:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    M.y
+    Object.toString
+    M.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    M.y
+    M.x
+
+C:
+  superclasses:
+    Object
+      -> B
+  interfaces: M, I<int>
+  classMembers:
+    M.y
+    Object.toString
+    M.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    M.y
+    M.x
+  interfaceMembers:
+    M.y
+    Object.toString
+    M.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    M.y
+    M.x
diff --git a/pkg/front_end/testcases/runtime_checks_new/mixin_forwarding_stub_getter.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks_new/mixin_forwarding_stub_getter.dart.hierarchy.expect
new file mode 100644
index 0000000..e32d429
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks_new/mixin_forwarding_stub_getter.dart.hierarchy.expect
@@ -0,0 +1,150 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B.x
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    I.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    I.x
+
+M:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    M.f
+    Object.toString
+    M.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    M.x
+
+C:
+  superclasses:
+    Object
+      -> B
+  interfaces: M<F<T>>, I<T>
+  classMembers:
+    M.f
+    Object.toString
+    M.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    M.x
+  interfaceMembers:
+    M.f
+    Object.toString
+    M.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    M.x
+
+D:
+  superclasses:
+    Object
+      -> B
+        -> C<int>
+  interfaces: M<F<T>>, I<T>
+  classMembers:
+    D.f
+    Object.toString
+    M.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    M.x
+  interfaceMembers:
+    D.f
+    Object.toString
+    M.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    M.x
diff --git a/pkg/front_end/testcases/runtime_checks_new/mixin_forwarding_stub_setter.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks_new/mixin_forwarding_stub_setter.dart.hierarchy.expect
new file mode 100644
index 0000000..94c8b5c
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks_new/mixin_forwarding_stub_setter.dart.hierarchy.expect
@@ -0,0 +1,120 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    B.y
+    Object.toString
+    B.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    B.y
+    B.x
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    I.y
+    Object.toString
+    I.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    I.y
+    I.x
+
+M:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    M.y
+    Object.toString
+    M.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    M.y
+    M.x
+
+C:
+  superclasses:
+    Object
+      -> B
+  interfaces: M, I<int>
+  classMembers:
+    M.y
+    Object.toString
+    M.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    M.y
+    M.x
+  interfaceMembers:
+    M.y
+    Object.toString
+    M.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+    M.y
+    M.x
diff --git a/pkg/front_end/testcases/runtime_checks_new/stub_checked_via_target.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks_new/stub_checked_via_target.dart.hierarchy.expect
new file mode 100644
index 0000000..5459bc4
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks_new/stub_checked_via_target.dart.hierarchy.expect
@@ -0,0 +1,87 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    I.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> B
+  interfaces: I
+  classMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/runtime_checks_new/stub_from_interface_contravariant_from_class.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks_new/stub_from_interface_contravariant_from_class.dart.hierarchy.expect
new file mode 100644
index 0000000..6f7dc10
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks_new/stub_from_interface_contravariant_from_class.dart.hierarchy.expect
@@ -0,0 +1,87 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    I.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> B<F<T>>
+  interfaces: I<F<T>>
+  classMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/runtime_checks_new/stub_from_interface_covariantImpl_from_class.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks_new/stub_from_interface_covariantImpl_from_class.dart.hierarchy.expect
new file mode 100644
index 0000000..6f7dc10
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks_new/stub_from_interface_covariantImpl_from_class.dart.hierarchy.expect
@@ -0,0 +1,87 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    I.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> B<F<T>>
+  interfaces: I<F<T>>
+  classMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/runtime_checks_new/stub_from_interface_covariantImpl_from_interface.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks_new/stub_from_interface_covariantImpl_from_interface.dart.hierarchy.expect
new file mode 100644
index 0000000..c6a5468
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks_new/stub_from_interface_covariantImpl_from_interface.dart.hierarchy.expect
@@ -0,0 +1,87 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    I.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> B
+  interfaces: I<int>
+  classMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/runtime_checks_new/stub_from_interface_covariantImpl_from_super.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks_new/stub_from_interface_covariantImpl_from_super.dart.hierarchy.expect
new file mode 100644
index 0000000..2defd9d
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks_new/stub_from_interface_covariantImpl_from_super.dart.hierarchy.expect
@@ -0,0 +1,87 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    I.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> B<int>
+  interfaces: I
+  classMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/runtime_checks_new/stub_from_interface_covariantInterface_from_class.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks_new/stub_from_interface_covariantInterface_from_class.dart.hierarchy.expect
new file mode 100644
index 0000000..892f232
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks_new/stub_from_interface_covariantInterface_from_class.dart.hierarchy.expect
@@ -0,0 +1,131 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    A.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces: A<F<T>>
+  classMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces: A<F<T>>
+  classMembers:
+    I.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    I.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+C:
+  superclasses:
+    Object
+      -> B<F<T>>
+  interfaces: A<F<T>>, I<F<T>>
+  classMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/runtime_checks_new/stub_from_interface_covariant_from_interface.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks_new/stub_from_interface_covariant_from_interface.dart.hierarchy.expect
new file mode 100644
index 0000000..5459bc4
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks_new/stub_from_interface_covariant_from_interface.dart.hierarchy.expect
@@ -0,0 +1,87 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    I.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> B
+  interfaces: I
+  classMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/runtime_checks_new/stub_from_interface_covariant_from_super.dart.hierarchy.expect b/pkg/front_end/testcases/runtime_checks_new/stub_from_interface_covariant_from_super.dart.hierarchy.expect
new file mode 100644
index 0000000..5459bc4
--- /dev/null
+++ b/pkg/front_end/testcases/runtime_checks_new/stub_from_interface_covariant_from_super.dart.hierarchy.expect
@@ -0,0 +1,87 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    I.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+      -> B
+  interfaces: I
+  classMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    B.f
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/static_setter.dart.hierarchy.expect b/pkg/front_end/testcases/static_setter.dart.hierarchy.expect
new file mode 100644
index 0000000..6dc6110
--- /dev/null
+++ b/pkg/front_end/testcases/static_setter.dart.hierarchy.expect
@@ -0,0 +1,36 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/store_load.dart.hierarchy.expect b/pkg/front_end/testcases/store_load.dart.hierarchy.expect
new file mode 100644
index 0000000..6d5caac
--- /dev/null
+++ b/pkg/front_end/testcases/store_load.dart.hierarchy.expect
@@ -0,0 +1,91 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Foo._field
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Foo._field
+
+FooValue:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Bar:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Bar._field
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Bar._field
+
+BarValue:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/super_call.dart.hierarchy.expect b/pkg/front_end/testcases/super_call.dart.hierarchy.expect
new file mode 100644
index 0000000..2bda25e
--- /dev/null
+++ b/pkg/front_end/testcases/super_call.dart.hierarchy.expect
@@ -0,0 +1,57 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    A.call
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    Object
+      -> A
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    B.call_super
+    B.call
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/super_nsm.dart.hierarchy.expect b/pkg/front_end/testcases/super_nsm.dart.hierarchy.expect
new file mode 100644
index 0000000..bfe9aef
--- /dev/null
+++ b/pkg/front_end/testcases/super_nsm.dart.hierarchy.expect
@@ -0,0 +1,100 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+I:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    I.interfaceMethod
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces: I
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    C.noSuchMethod
+    Object._identityHashCode
+    I.interfaceMethod
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+D:
+  superclasses:
+    Object
+      -> C
+  interfaces: I
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    D.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    D.dMethod
+  classSetters:
+  interfaceMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    D.noSuchMethod
+    Object._identityHashCode
+    I.interfaceMethod
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    D.dMethod
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/type_variable_as_super.dart.hierarchy.expect b/pkg/front_end/testcases/type_variable_as_super.dart.hierarchy.expect
new file mode 100644
index 0000000..a0f0def
--- /dev/null
+++ b/pkg/front_end/testcases/type_variable_as_super.dart.hierarchy.expect
@@ -0,0 +1,70 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    T
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+B:
+  superclasses:
+    T
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    T
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/type_variable_prefix.dart.hierarchy.expect b/pkg/front_end/testcases/type_variable_prefix.dart.hierarchy.expect
new file mode 100644
index 0000000..0cfa5ec
--- /dev/null
+++ b/pkg/front_end/testcases/type_variable_prefix.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    C.method
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/type_variable_uses.dart.hierarchy.expect b/pkg/front_end/testcases/type_variable_uses.dart.hierarchy.expect
new file mode 100644
index 0000000..5250d3d
--- /dev/null
+++ b/pkg/front_end/testcases/type_variable_uses.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    C.staticMethod
+    Object._instanceOf
+    Object.noSuchMethod
+    C.instanceMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
diff --git a/pkg/front_end/testcases/undefined.dart.hierarchy.expect b/pkg/front_end/testcases/undefined.dart.hierarchy.expect
new file mode 100644
index 0000000..24335b5
--- /dev/null
+++ b/pkg/front_end/testcases/undefined.dart.hierarchy.expect
@@ -0,0 +1,39 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.f
+    Object.toString
+    C.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.x
diff --git a/pkg/front_end/testcases/undefined_getter_in_compound_assignment.dart.hierarchy.expect b/pkg/front_end/testcases/undefined_getter_in_compound_assignment.dart.hierarchy.expect
new file mode 100644
index 0000000..a7d997a
--- /dev/null
+++ b/pkg/front_end/testcases/undefined_getter_in_compound_assignment.dart.hierarchy.expect
@@ -0,0 +1,37 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.x
diff --git a/pkg/front_end/testcases/uninitialized_fields.dart.hierarchy.expect b/pkg/front_end/testcases/uninitialized_fields.dart.hierarchy.expect
new file mode 100644
index 0000000..92ba89a
--- /dev/null
+++ b/pkg/front_end/testcases/uninitialized_fields.dart.hierarchy.expect
@@ -0,0 +1,95 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Uninitialized:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Uninitialized.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Uninitialized.x
+
+PartiallyInitialized:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    PartiallyInitialized.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    PartiallyInitialized.x
+
+Initialized:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Initialized.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Initialized.x
+
+Forwarding:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Forwarding.x
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Forwarding.x
diff --git a/pkg/front_end/testcases/unused_methods.dart.hierarchy.expect b/pkg/front_end/testcases/unused_methods.dart.hierarchy.expect
new file mode 100644
index 0000000..bd3ac0d
--- /dev/null
+++ b/pkg/front_end/testcases/unused_methods.dart.hierarchy.expect
@@ -0,0 +1,164 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+UnusedClass:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+UsedAsBaseClass:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    UsedAsBaseClass.calledFromSubclass
+    Object.toString
+    UsedAsBaseClass.usedInSubclass
+    UsedAsBaseClass.calledFromB
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+UsedAsInterface:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    UsedAsInterface.usedInSubclass
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+InstantiatedButMethodsUnused:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    InstantiatedButMethodsUnused.usedInSubclass
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+ClassA:
+  superclasses:
+    Object
+      -> UsedAsBaseClass
+  interfaces: UsedAsInterface, InstantiatedButMethodsUnused
+  classMembers:
+    UsedAsBaseClass.calledFromSubclass
+    Object.toString
+    ClassA.usedInSubclass
+    UsedAsBaseClass.calledFromB
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    UsedAsBaseClass.calledFromSubclass
+    Object.toString
+    ClassA.usedInSubclass
+    UsedAsBaseClass.calledFromB
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
+
+ClassB:
+  superclasses:
+    Object
+      -> UsedAsBaseClass
+  interfaces: UsedAsInterface, InstantiatedButMethodsUnused
+  classMembers:
+    ClassB.calledFromSubclass
+    Object.toString
+    ClassB.usedInSubclass
+    UsedAsBaseClass.calledFromB
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+  interfaceMembers:
+    ClassB.calledFromSubclass
+    Object.toString
+    ClassB.usedInSubclass
+    UsedAsBaseClass.calledFromB
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  interfaceSetters:
diff --git a/pkg/front_end/testcases/var_as_type_name.dart.hierarchy.expect b/pkg/front_end/testcases/var_as_type_name.dart.hierarchy.expect
new file mode 100644
index 0000000..86fe8bf
--- /dev/null
+++ b/pkg/front_end/testcases/var_as_type_name.dart.hierarchy.expect
@@ -0,0 +1,38 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+A:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    A.m
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    A.m
diff --git a/pkg/front_end/testcases/void_methods.dart.hierarchy.expect b/pkg/front_end/testcases/void_methods.dart.hierarchy.expect
new file mode 100644
index 0000000..77a190c
--- /dev/null
+++ b/pkg/front_end/testcases/void_methods.dart.hierarchy.expect
@@ -0,0 +1,41 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+Foo:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    Foo.list
+    Foo.[]=
+    Object.toString
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    Object.hashCode
+    Foo.clear
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    Foo.list
+    Foo.first
diff --git a/pkg/front_end/testcases/warn_unresolved_sends.dart.hierarchy.expect b/pkg/front_end/testcases/warn_unresolved_sends.dart.hierarchy.expect
new file mode 100644
index 0000000..eb50940
--- /dev/null
+++ b/pkg/front_end/testcases/warn_unresolved_sends.dart.hierarchy.expect
@@ -0,0 +1,105 @@
+Object:
+  superclasses:
+  interfaces:
+  classMembers:
+    Object._haveSameRuntimeType
+    Object.toString
+    Object.runtimeType
+    Object._toString
+    Object._simpleInstanceOf
+    Object._hashCodeRnd
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._objectHashCode
+    Object._identityHashCode
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+
+C:
+  superclasses:
+    Object
+  interfaces:
+  classMembers:
+    C.getterOnly
+    Object.toString
+    C.superField
+    C.setterOnly
+    Object.runtimeType
+    Object._simpleInstanceOf
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    C.superMethod
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+  classSetters:
+    C.getterOnly
+    C.superField
+    C.setterOnly
+
+D:
+  superclasses:
+    Object
+      -> C
+  interfaces:
+  classMembers:
+    D.getterOnly
+    Object.toString
+    C.superField
+    C.setterOnly
+    Object.runtimeType
+    Object._simpleInstanceOf
+    D.field
+    D.method
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    C.superMethod
+    Object.hashCode
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    D.test
+  classSetters:
+    C.getterOnly
+    C.superField
+    D.setterOnly
+    D.field
+
+E:
+  superclasses:
+    Object
+      -> C
+        -> D
+  interfaces:
+  classMembers:
+    D.getterOnly
+    Object.toString
+    C.superField
+    C.setterOnly
+    Object.runtimeType
+    Object._simpleInstanceOf
+    D.field
+    D.method
+    Object._instanceOf
+    Object.noSuchMethod
+    Object._identityHashCode
+    E.missingField
+    C.superMethod
+    Object.hashCode
+    E.missingMethod
+    Object._simpleInstanceOfFalse
+    Object._simpleInstanceOfTrue
+    Object.==
+    D.test
+  classSetters:
+    C.getterOnly
+    C.superField
+    D.setterOnly
+    D.field
+    E.missingField