Regenerate from IDL with LANGUAGE_JAVASCRIPT on

client/dom/generated/src/interface/MessagePort.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.
 
 // WARNING: Do not edit - generated code.
 
 interface MessagePort extends EventTarget {
 
   EventListener get onmessage();
 
   void set onmessage(EventListener value);
 
   void addEventListener(String type, EventListener listener, [bool useCapture]);
 
   void close();
 
   bool dispatchEvent(Event evt);
 
-  void postMessage(String message);
+  void postMessage(String message, [List messagePorts]);
 
   void removeEventListener(String type, EventListener listener, [bool useCapture]);
 
   void start();
 
-  void webkitPostMessage(String message);
+  void webkitPostMessage(String message, [List transfer]);
 }