Manage RequestAnimationFrameCallbacks with OwnPtrs instead of RefPtrs

Source/core/frame/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 1468 matching lines @@
 
     if (m_frame != page->mainFrame())
         return;
 
     FloatRect fr = page->chrome().windowRect();
     FloatSize dest = FloatSize(width, height);
     FloatRect update(fr.location(), dest);
     page->chrome().setWindowRect(adjustWindowRect(page, update));
 }
 
-int DOMWindow::requestAnimationFrame(PassRefPtr<RequestAnimationFrameCallback> callback)
+int DOMWindow::requestAnimationFrame(PassOwnPtr<RequestAnimationFrameCallback> callback)
 {
     callback->m_useLegacyTimeBase = false;
     if (Document* d = document())
         return d->requestAnimationFrame(callback);
     return 0;
 }
 
-int DOMWindow::webkitRequestAnimationFrame(PassRefPtr<RequestAnimationFrameCallback> callback)
+int DOMWindow::webkitRequestAnimationFrame(PassOwnPtr<RequestAnimationFrameCallback> callback)
 {
     callback->m_useLegacyTimeBase = true;
     if (Document* d = document())
         return d->requestAnimationFrame(callback);
     return 0;
 }
 
 void DOMWindow::cancelAnimationFrame(int id)
 {
     if (Document* d = document())
@@ skipping 368 matching lines @@
     return static_cast<DOMWindowLifecycleNotifier&>(LifecycleContext<DOMWindow>::lifecycleNotifier());
 }
 
 PassOwnPtr<LifecycleNotifier<DOMWindow> > DOMWindow::createLifecycleNotifier()
 {
     return DOMWindowLifecycleNotifier::create(this);
 }
 
 
 } // namespace WebCore