Reduce repetitive EventTarget subclassing

Source/core/page/DOMWindow.cpp

 /*
  * Copyright (C) 2006, 2007, 2008, 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 1525 matching lines @@
 }
 
 void DOMWindow::finishedLoading()
 {
     if (m_shouldPrintWhenFinishedLoading) {
         m_shouldPrintWhenFinishedLoading = false;
         print();
     }
 }
 
-EventTargetData* DOMWindow::eventTargetData()
-{
-    return &m_eventTargetData;
-}
-
-EventTargetData* DOMWindow::ensureEventTargetData()
-{
-    return &m_eventTargetData;
-}
-
 void DOMWindow::setLocation(const String& urlString, DOMWindow* activeWindow, DOMWindow* firstWindow, SetLocationLocking locking)
 {
     if (!isCurrentlyDisplayedInFrame())
         return;
 
     Document* activeDocument = activeWindow->document();
     if (!activeDocument)
         return;
 
     if (!activeDocument->canNavigate(m_frame))
@@ skipping 210 matching lines @@
     return static_cast<DOMWindowLifecycleNotifier*>(LifecycleContext::lifecycleNotifier());
 }
 
 PassOwnPtr<LifecycleNotifier> DOMWindow::createLifecycleNotifier()
 {
     return DOMWindowLifecycleNotifier::create(this);
 }
 
 
 } // namespace WebCore