Don't use fatal errors in message_kind_test.dart.

dart/sdk/lib/_internal/compiler/implementation/resolution/members.dart

Index: dart/sdk/lib/_internal/compiler/implementation/resolution/members.dart
diff --git a/dart/sdk/lib/_internal/compiler/implementation/resolution/members.dart b/dart/sdk/lib/_internal/compiler/implementation/resolution/members.dart
index b687c2aaa08e7dca26dea6e71cab9337e31a961e..6afe117199fd926269edf68a179a55622a866583 100644
--- a/dart/sdk/lib/_internal/compiler/implementation/resolution/members.dart
+++ b/dart/sdk/lib/_internal/compiler/implementation/resolution/members.dart
@@ -4435,8 +4435,9 @@ class VariableDefinitionsVisitor extends CommonResolverVisitor<Identifier> {
         new VariableDefinitionScope(resolver.scope, name);
     resolver.visitIn(node.arguments.head, scope);
     if (scope.variableReferencedInInitializer) {
-      resolver.error(identifier, MessageKind.REFERENCE_IN_INITIALIZATION,
-                     {'variableName': name});
+      compiler.reportError(
+          identifier, MessageKind.REFERENCE_IN_INITIALIZATION,
+          {'variableName': name});
     }
     return identifier;
   }