Serialize more native data.

tests/compiler/dart2js/serialization_model_test.dart

 // Copyright (c) 2015, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 library dart2js.serialization_model_test;
 
 import 'dart:async';
 import 'dart:io';
 import 'package:async_helper/async_helper.dart';
 import 'package:expect/expect.dart';
@@ skipping 22 matching lines @@
 main(List<String> args) {
   asyncTest(() async {
     Arguments arguments = new Arguments.from(args);
     String serializedData = await serializeDartCore(arguments: arguments);
     if (arguments.filename != null) {
       Uri entryPoint = Uri.base.resolve(nativeToUriPath(arguments.filename));
       await check(serializedData, entryPoint);
     } else {
       Uri entryPoint = Uri.parse('memory:main.dart');
       for (Test test in TESTS) {
-        if (test.sourceFiles['main.dart']
-                .contains('main(List<String> arguments)')) {
-          // TODO(johnniwinther): Check this test.
-          continue;
-        }
         print('==============================================================');
         print(test.sourceFiles);
         await check(
           serializedData,
           entryPoint,
           sourceFiles: test.sourceFiles,
           verbose: arguments.verbose);
       }
     }
   });
@@ skipping 132 matching lines @@
 
     if (failOnUnfound || remaining.isNotEmpty) {
       Expect.fail(message);
     } else {
       print(message);
     }
   } else if (verbose) {
     print(message);
   }
 }