Remove code to support Objective-C bindings

Source/core/page/DOMWindow.h

 /*
  * Copyright (C) 2006, 2007, 2009, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 217 matching lines @@
         PassRefPtr<DOMPoint> webkitConvertPointFromPageToNode(Node*, const DOMPoint*) const;
         PassRefPtr<DOMPoint> webkitConvertPointFromNodeToPage(Node*, const DOMPoint*) const;
 
         Console* console() const;
         PageConsole* pageConsole() const;
 
         void printErrorMessage(const String&);
         String crossDomainAccessErrorMessage(DOMWindow* activeWindow);
 
         void postMessage(PassRefPtr<SerializedScriptValue> message, const MessagePortArray*, const String& targetOrigin, DOMWindow* source, ExceptionCode&);
-        // Needed for Objective-C bindings (see bug 28774).
-        void postMessage(PassRefPtr<SerializedScriptValue> message, MessagePort*, const String& targetOrigin, DOMWindow* source, ExceptionCode&);
         void postMessageTimerFired(PassOwnPtr<PostMessageTimer>);
         void dispatchMessageEventWithOriginCheck(SecurityOrigin* intendedTargetOrigin, PassRefPtr<Event>, PassRefPtr<ScriptCallStack>);
 
         void scrollBy(int x, int y) const;
         void scrollTo(int x, int y) const;
         void scroll(int x, int y) const { scrollTo(x, y); }
 
         void moveBy(float x, float y) const;
         void moveTo(float x, float y) const;
 
@@ skipping 199 matching lines @@
     }
 
     inline String DOMWindow::defaultStatus() const
     {
         return m_defaultStatus;
     } 
 
 } // namespace WebCore
 
 #endif // DOMWindow_h