pkg/front_end/testcases/no_such_method_forwarders/concrete_method_over_forwarder_in_mixin_application.dart.textual_outline_modelled.expect

abstract class I {
  foo();
}

class A {
  foo() {}
}

class C extends A with B {}

main() {}

mixin class B implements I {
  noSuchMethod(_) => null;
}