diff --git a/pkg/front_end/lib/src/fasta/parser/parser.dart b/pkg/front_end/lib/src/fasta/parser/parser.dart
index 2363720..5aa6c35 100644
--- a/pkg/front_end/lib/src/fasta/parser/parser.dart
+++ b/pkg/front_end/lib/src/fasta/parser/parser.dart
@@ -1874,15 +1874,8 @@
     Token next = token.next;
     reportRecoverableError(messageOnToken ?? next,
         message ?? context.recoveryTemplate.withArguments(next));
-    Token identifier = new SyntheticStringToken(
-        TokenType.IDENTIFIER,
-        context == IdentifierContext.methodDeclaration ||
-                context == IdentifierContext.topLevelVariableDeclaration ||
-                context == IdentifierContext.fieldDeclaration
-            ? '#synthetic_identifier_${next.offset}'
-            : '',
-        next.charOffset,
-        0);
+    Token identifier =
+        new SyntheticStringToken(TokenType.IDENTIFIER, '', next.charOffset, 0);
     rewriter.insertTokenAfter(token, identifier);
     return token.next;
   }
diff --git a/tests/co19/co19-dart2js.status b/tests/co19/co19-dart2js.status
index 96e1f72..d3adcfd 100644
--- a/tests/co19/co19-dart2js.status
+++ b/tests/co19/co19-dart2js.status
@@ -7070,22 +7070,11 @@
 WebPlatformTest/html/semantics/embedded-content/the-audio-element/audio_constructor_t01: RuntimeError
 
 [ $compiler == dart2js && $fasta && $host_checked ]
-Language/Classes/Constructors/Factories/redirecting_constructor_t03: Crash
 Language/Classes/Constructors/Generative_Constructors/execution_t04: Crash
 Language/Classes/Constructors/Generative_Constructors/execution_t05: Crash
 Language/Classes/Constructors/Generative_Constructors/execution_t06: Crash
 Language/Classes/Constructors/Generative_Constructors/execution_t07: Crash
 Language/Classes/Constructors/Generative_Constructors/execution_t12: Crash
-Language/Classes/Constructors/Generative_Constructors/initializers_t12: Crash # Issue 33157
-Language/Classes/Instance_Methods/Operators/allowed_names_t20: Crash
-Language/Classes/member_definition_t04: Crash
-Language/Classes/member_definition_t06: Crash
-Language/Classes/member_definition_t07: Crash
-Language/Classes/member_definition_t08: Crash
-Language/Classes/member_definition_t09: Crash
-Language/Classes/member_definition_t10: Crash
-Language/Classes/member_definition_t11: Crash
-Language/Classes/member_definition_t12: Crash
 Language/Expressions/Constants/depending_on_itself_t03: Crash
 Language/Expressions/Function_Invocation/Unqualified_Invocation/instance_context_invocation_t04: Crash
 Language/Expressions/Method_Invocation/Super_Invocation/accessible_instance_member_t02: Crash
diff --git a/tests/language/language_dart2js.status b/tests/language/language_dart2js.status
index 8b2f12e..f21f652 100644
--- a/tests/language/language_dart2js.status
+++ b/tests/language/language_dart2js.status
@@ -569,8 +569,6 @@
 number_identity_test: CompileTimeError
 sync_generator2_test/41: Crash # 'file:*/pkg/compiler/lib/src/kernel/element_map_impl.dart': Failed assertion: line 939 pos 18: 'asyncMarker == AsyncMarker.SYNC': is not true.
 sync_generator2_test/52: Crash # 'file:*/pkg/compiler/lib/src/kernel/element_map_impl.dart': Failed assertion: line 939 pos 18: 'asyncMarker == AsyncMarker.SYNC': is not true.
-syntax_test/21: Crash # 'file:*/pkg/compiler/lib/src/kernel/env.dart': Failed assertion: line 322 pos 16: '!name.contains('#')': is not true.
-syntax_test/22: Crash # 'file:*/pkg/compiler/lib/src/kernel/env.dart': Failed assertion: line 322 pos 16: '!name.contains('#')': is not true.
 
 [ $compiler == dart2js && $fasta && $minified ]
 arithmetic_test: CompileTimeError