Things to unfork.

LayoutTests/dart/Multiscript.dart

-// Copyright (c) 2011, 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.
-
-// Dart test for testing isolation across multiple script tags.
-#library("multiscript");
-#import("dart:dom");
-#import("dart:json");
-
-class State {
-  static int s = 1;
-  static update() { s++; }
-}
-
-checkEventDelivery(id, expect) {
-  addHandler('test${id}', (m) {
-    State.update();
-    postResult(State.s, expect);
-  });
-  postMessage('test${id}', {});
-}
-
-onStart(handler) {
-  addHandler('start', handler);
-}
-
-addHandler(cmd, handler) {
-  window.addEventListener('message', (e) {
-      var msg = {};
-      // We do this, as unit test framework also uses DOM messages to function.
-      try {
-        msg = JSON.parse(e.data);
-      } catch (var e) {}
-      if (msg['multiscript-cmd'] == cmd) {
-        handler(msg);
-      }
-  }, false);
-}
-
-postMessage(cmd, params) {
-  params['multiscript-cmd'] = cmd;
-  window.postMessage(JSON.stringify(params), '*');
-}
-
-postResult(actual, expect) {
-  postMessage('done', {'actual': actual, 'expect': expect});
-}