Add more functionality to WebView.

chrome/browser/tab_contents/chrome_web_contents_view_delegate_mac.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 CHROME_BROWSER_TAB_CONTENTS_CHROME_WEB_CONTENTS_VIEW_DELEGATE_MAC_H_
 #define CHROME_BROWSER_TAB_CONTENTS_CHROME_WEB_CONTENTS_VIEW_DELEGATE_MAC_H_
 #pragma once
 
 #if defined(__OBJC__)
 
@@ skipping 16 matching lines @@
   explicit ChromeWebContentsViewDelegateMac(content::WebContents* web_contents);
   virtual ~ChromeWebContentsViewDelegateMac();
 
   // Overridden from WebContentsViewDelegate:
   virtual NSObject<RenderWidgetHostViewMacDelegate>*
       CreateRenderWidgetHostViewDelegate(
           content::RenderWidgetHost* render_widget_host) OVERRIDE;
   virtual content::WebDragDestDelegate* GetDragDestDelegate() OVERRIDE;
   virtual void ShowContextMenu(
       const content::ContextMenuParams& params) OVERRIDE;
-  virtual void NativeViewCreated(NSView* view) OVERRIDE;
-  virtual void NativeViewDestroyed(NSView* view) OVERRIDE;
 
  private:
   // The context menu. Callbacks are asynchronous so we need to keep it around.
   scoped_ptr<RenderViewContextMenuMac> context_menu_;
 
   // The chrome specific delegate that receives events from WebDragDestMac.
   scoped_ptr<WebDragBookmarkHandlerMac> bookmark_handler_;
 
   // The WebContents that owns the view.
   content::WebContents* web_contents_;
 
   DISALLOW_COPY_AND_ASSIGN(ChromeWebContentsViewDelegateMac);
 };
 
 #endif  // __OBJC__
 
 namespace content {
 class WebContents;
 class WebContentsViewMacDelegate;
 }
 
 namespace chrome_web_contents_view_delegate_mac {
 // Creates a ChromeWebContentsViewDelegateMac.
 content::WebContentsViewDelegate* CreateWebContentsViewDelegateMac(
     content::WebContents* web_contents);
 }
 
 #endif  // CHROME_BROWSER_TAB_CONTENTS_CHROME_WEB_CONTENTS_VIEW_DELEGATE_MAC_H_