Fix layering violation in content\browser\renderer_host. That directory shouldn't be including web_…

content/public/browser/web_contents_observer.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_PUBLIC_BROWSER_WEB_CONTENTS_OBSERVER_H_
 #define CONTENT_PUBLIC_BROWSER_WEB_CONTENTS_OBSERVER_H_
 
 #include "base/process.h"
 #include "base/process_util.h"
 #include "content/common/content_export.h"
 #include "content/public/browser/navigation_controller.h"
 #include "content/public/common/page_transition_types.h"
-#include "content/public/common/three_d_api_types.h"
 #include "ipc/ipc_listener.h"
 #include "ipc/ipc_sender.h"
 #include "ui/base/window_open_disposition.h"
 
 namespace content {
 
 class RenderViewHost;
 class WebContents;
 class WebContentsImpl;
 struct FaviconURL;
@@ skipping 203 matching lines @@
                                         WebContents* new_web_contents) {}
 
   // Invoked when the WebContents is being destroyed. Gives subclasses a chance
   // to cleanup. At the time this is invoked |web_contents()| returns NULL.
   // It is safe to delete 'this' from here.
   virtual void WebContentsDestroyed(WebContents* web_contents) {}
 
   // Called when the user agent override for a WebContents has been changed.
   virtual void UserAgentOverrideSet(const std::string& user_agent) {}
 
-  // Indicates that client 3D APIs (Pepper 3D, WebGL) were just
-  // blocked on the current page, specifically because the GPU was
-  // reset recently.
-  virtual void DidBlock3DAPIs(const GURL& url,
-                              ThreeDAPIType requester) {}
-
   // Invoked when new FaviconURL candidates are received from the renderer.
   virtual void DidUpdateFaviconURL(int32 page_id,
                                    const std::vector<FaviconURL>& candidates) {}
 
   // Invoked when a pepper plugin creates and shows or destroys a fullscreen
   // render widget.
   virtual void DidShowFullscreenWidget(int routing_id) {}
   virtual void DidDestroyFullscreenWidget(int routing_id) {}
 
   // Invoked when visible SSL state (as defined by SSLStatus) changes.
@@ skipping 31 matching lines @@
   void WebContentsImplDestroyed();
 
   WebContentsImpl* web_contents_;
 
   DISALLOW_COPY_AND_ASSIGN(WebContentsObserver);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_WEB_CONTENTS_OBSERVER_H_