Devirtualize Frame::domWindow().

third_party/WebKit/Source/core/frame/DOMWindowProperty.cpp

 /*
  * Copyright (C) 2011 Google, Inc. All Rights Reserved.
  * Copyright (C) 2012 Apple Inc. All Rights Reserved.
  *
  * 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 20 matching lines @@
 
 namespace blink {
 
 DOMWindowProperty::DOMWindowProperty(LocalFrame* frame) : m_frame(frame) {
   // FIXME: For now it *is* acceptable for a DOMWindowProperty to be created
   // with a null frame.  See fast/dom/navigator-detached-no-crash.html for the
   // recipe.  We should fix that.  <rdar://problem/11567132>
   if (m_frame) {
     // FIXME: Need to figure out what to do with DOMWindowProperties on
     // remote DOM windows.
-    m_frame->localDOMWindow()->registerProperty(this);
+    m_frame->domWindow()->registerProperty(this);
   }
 }
 
 void DOMWindowProperty::frameDestroyed() {
   // If the property is getting this callback it must have been
   // created with a LocalFrame and it should still have it.
   ASSERT(m_frame);
   m_frame = nullptr;
 }
 
 DEFINE_TRACE(DOMWindowProperty) {
   visitor->trace(m_frame);
 }
 
 }  // namespace blink