Get rid of the last RenderViewHostDelegate usage in chrome.

content/browser/web_contents/web_contents_impl.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_BROWSER_WEB_CONTENTS_WEB_CONTENTS_IMPL_H_
 #define CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_IMPL_H_
 #pragma once
 
 #include <map>
 #include <string>
@@ skipping 201 matching lines @@
       const base::Callback<void(const FilePath&, int64)>& callback) OVERRIDE;
   virtual bool IsActiveEntry(int32 page_id) OVERRIDE;
 
   virtual const std::string& GetContentsMimeType() const OVERRIDE;
   virtual bool WillNotifyDisconnection() const OVERRIDE;
   virtual void SetOverrideEncoding(const std::string& encoding) OVERRIDE;
   virtual void ResetOverrideEncoding() OVERRIDE;
   virtual content::RendererPreferences* GetMutableRendererPrefs() OVERRIDE;
   virtual void SetNewTabStartTime(const base::TimeTicks& time) OVERRIDE;
   virtual base::TimeTicks GetNewTabStartTime() const OVERRIDE;
+  virtual void Close() OVERRIDE;
   virtual void OnCloseStarted() OVERRIDE;
   virtual bool ShouldAcceptDragAndDrop() const OVERRIDE;
   virtual void SystemDragEnded() OVERRIDE;
+  virtual void UserGestureDone() OVERRIDE;
   virtual void SetClosedByUserGesture(bool value) OVERRIDE;
   virtual bool GetClosedByUserGesture() const OVERRIDE;
   virtual double GetZoomLevel() const OVERRIDE;
   virtual int GetZoomPercent(bool* enable_increment,
                              bool* enable_decrement) OVERRIDE;
   virtual void ViewSource() OVERRIDE;
   virtual void ViewFrameSource(const GURL& url,
                                const std::string& content_state) OVERRIDE;
   virtual int GetMinimumZoomPercent() const OVERRIDE;
   virtual int GetMaximumZoomPercent() const OVERRIDE;
@@ skipping 486 matching lines @@
   // (full-page plugins for now only) permissions.
   int content_restrictions_;
 
   // Color chooser that was opened by this tab.
   content::ColorChooser* color_chooser_;
 
   DISALLOW_COPY_AND_ASSIGN(WebContentsImpl);
 };
 
 #endif  // CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_IMPL_H_