Recover from read errors.

dart/tests/compiler/dart2js/message_kind_helper.dart

Index: dart/tests/compiler/dart2js/message_kind_helper.dart
diff --git a/dart/tests/compiler/dart2js/message_kind_helper.dart b/dart/tests/compiler/dart2js/message_kind_helper.dart
index 0f98572fba3a21ea5ae5b513af948e4fc6e0b023..d980d6276bf5111feb4b6a83e942f1a5766cf36b 100644
--- a/dart/tests/compiler/dart2js/message_kind_helper.dart
+++ b/dart/tests/compiler/dart2js/message_kind_helper.dart
@@ -39,6 +39,12 @@ final Set<MessageKind> kindsWithExtraMessages = new Set<MessageKind>.from([
     MessageKind.UNIMPLEMENTED_METHOD_ONE,
     MessageKind.VAR_FUNCTION_TYPE_PARAMETER,
     MessageKind.VOID_NOT_ALLOWED,
+
+    MessageKind.INVALID_STARRED_KEYWORD, // TODO(ahe): Have CL to fix this.
+    MessageKind.INVALID_SYNC_MODIFIER, // TODO(ahe): Have CL to fix this.
+    MessageKind.NATIVE_NOT_SUPPORTED, // TODO(ahe): Have CL to fix this.
+    MessageKind.UNMATCHED_TOKEN, // TODO(ahe): Have CL to fix this.
+    MessageKind.UNTERMINATED_STRING, // TODO(ahe): Have CL to fix this.
 ]);
 
 /// Most messages can be tested without causing a fatal error. Add an exception