Fix for Animation and other polyfills

pkg/dev_compiler/tool/run.js

 // Copyright (c) 2016, 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.
 
 /// This is a utility to run and debug an individual DDC compiled test.
 /// Tests can be run with either node or devtool (a Chrome-based utility with
 /// DOM APIs and developer tools support).
 ///
 /// Install devtool via:
 /// > npm install -g devtool
@@ skipping 27 matching lines @@
     unittest: ddcdir + 'gen/codegen_output/pkg/unittest',
   }
 });
 
 // TODO(vsm): Factor out test framework code in test/browser/language_tests.js
 // and use here.  Async tests and unittests won't work without it.
 var sdk = requirejs('dart_sdk');
 var module = requirejs(test);
 var lib = test.split('/').slice(-1)[0];
 try {
-  module[lib].main();
+  sdk._isolate_helper.startRootIsolate(module[lib].main, [])
   console.log('Test ' + test + ' passed.');
 } catch (e) {
   console.log('Test ' + test + ' failed:\n' + e.toString());
   sdk.dart.stackPrint(e);
 }