compositor-worker: Initialize CW machinery plumbing to compositor and fire CW rAF callbacks.

third_party/WebKit/Source/web/ChromeClientImpl.cpp

 /*
  * Copyright (C) 2009 Google 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
@@ skipping 1060 matching lines @@
 {
     if (m_webView->rootGraphicsLayer() && m_webView->layerTreeView())
         m_webView->page()->frameHost().visualViewport().registerLayersWithTreeView(m_webView->layerTreeView());
 }
 
 void ChromeClientImpl::didUpdateTopControls() const
 {
     m_webView->didUpdateTopControls();
 }
 
+CompositorProxyClient* ChromeClientImpl::createCompositorProxyClient()
+{
+    return m_webView->createCompositorProxyClient();
+}
+
 void ChromeClientImpl::registerPopupOpeningObserver(PopupOpeningObserver* observer)
 {
     DCHECK(observer);
     m_popupOpeningObservers.append(observer);
 }
 
 void ChromeClientImpl::unregisterPopupOpeningObserver(PopupOpeningObserver* observer)
 {
     size_t index = m_popupOpeningObservers.find(observer);
     DCHECK_NE(index, kNotFound);
@@ skipping 17 matching lines @@
     if (m_webView->pageImportanceSignals())
         m_webView->pageImportanceSignals()->setIssuedNonGetFetchFromScript();
 }
 
 PassOwnPtr<WebFrameScheduler> ChromeClientImpl::createFrameScheduler(BlameContext* blameContext)
 {
     return adoptPtr(m_webView->scheduler()->createFrameScheduler(blameContext).release());
 }
 
 } // namespace blink