[DevTools] Use device metrics emulation implemented in content.

Source/web/InspectorClientImpl.cpp

 /*
  * Copyright (C) 2009 Google 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 84 matching lines @@
     if (WebDevToolsAgentImpl* agent = devToolsAgent())
         agent->clearBrowserCookies();
 }
 
 void InspectorClientImpl::overrideDeviceMetrics(int width, int height, float fontScaleFactor, bool fitWindow)
 {
     if (WebDevToolsAgentImpl* agent = devToolsAgent())
         agent->overrideDeviceMetrics(width, height, fontScaleFactor, fitWindow);
 }
 
-void InspectorClientImpl::autoZoomPageToFitWidth()
-{
-    if (WebDevToolsAgentImpl* agent = devToolsAgent())
-        agent->autoZoomPageToFitWidth();
-}
-
 bool InspectorClientImpl::overridesShowPaintRects()
 {
     return m_inspectedWebView->isAcceleratedCompositingActive();
 }
 
 void InspectorClientImpl::setShowPaintRects(bool show)
 {
     m_inspectedWebView->setShowPaintRects(show);
 }
 
@@ skipping 46 matching lines @@
     if (WebDevToolsAgentImpl* agent = devToolsAgent())
         agent->setTraceEventCallback(callback);
 }
 
 WebDevToolsAgentImpl* InspectorClientImpl::devToolsAgent()
 {
     return static_cast<WebDevToolsAgentImpl*>(m_inspectedWebView->devToolsAgent());
 }
 
 } // namespace WebKit