Remove scaffolding for WebKit-proprietary fullscreen API

Source/WebKit/chromium/src/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 941 matching lines @@
     if (settings->acceleratedCompositingForAnimationEnabled())
         flags |= AnimationTrigger;
     if (settings->acceleratedCompositingForCanvasEnabled())
         flags |= CanvasTrigger;
     if (settings->acceleratedCompositingForScrollableFramesEnabled())
         flags |= ScrollableInnerFrameTrigger;
 
     return flags;
 }
 
-void ChromeClientImpl::enterFullscreenForNode(Node* node)
-{
-    ASSERT_NOT_REACHED();
-}
-
-void ChromeClientImpl::exitFullscreenForNode(Node* node)
-{
-    ASSERT_NOT_REACHED();
-}
-
 void ChromeClientImpl::enterFullScreenForElement(Element* element)
 {
     m_webView->enterFullScreenForElement(element);
 }
 
 void ChromeClientImpl::exitFullScreenForElement(Element* element)
 {
     m_webView->exitFullScreenForElement(element);
 }
 
@@ skipping 150 matching lines @@
 {
 }
 
 void NavigatorContentUtilsClientImpl::registerProtocolHandler(const String& scheme, const String& baseURL, const String& url, const String& title)
 { 
     m_webView->client()->registerProtocolHandler(scheme, baseURL, url, title);
 } 
 #endif
 
 } // namespace WebKit