Remove postMessage, MessageChannel and MessagePort.

sky/engine/core/events/EventTarget.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007 Apple Inc. All rights reserved.
  * Copyright (C) 2006 Alexey Proskuryakov (ap@webkit.org)
  *           (C) 2007, 2008 Nikolas Zimmermann <zimmermann@kde.org>
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
@@ skipping 58 matching lines @@
 Node* EventTarget::toNode()
 {
     return 0;
 }
 
 LocalDOMWindow* EventTarget::toDOMWindow()
 {
     return 0;
 }
 
-MessagePort* EventTarget::toMessagePort()
-{
-    return 0;
-}
-
 inline LocalDOMWindow* EventTarget::executingWindow()
 {
     if (ExecutionContext* context = executionContext())
         return context->executingWindow();
     return 0;
 }
 
 bool EventTarget::addEventListener(const AtomicString& eventType, PassRefPtr<EventListener> listener, bool useCapture)
 {
     // FIXME: listener null check should throw TypeError (and be done in
@@ skipping 274 matching lines @@
     // they have one less listener to invoke.
     if (d->firingEventIterators) {
         for (size_t i = 0; i < d->firingEventIterators->size(); ++i) {
             d->firingEventIterators->at(i).iterator = 0;
             d->firingEventIterators->at(i).end = 0;
         }
     }
 }
 
 } // namespace blink