<webview>: Support zoom in WebUI

content/browser/renderer_host/render_view_host_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_RENDERER_HOST_RENDER_VIEW_HOST_IMPL_H_
 #define CONTENT_BROWSER_RENDERER_HOST_RENDER_VIEW_HOST_IMPL_H_
 
 #include <map>
 #include <string>
 #include <vector>
@@ skipping 185 matching lines @@
   virtual void InsertCSS(const base::string16& frame_xpath,
                          const std::string& css) OVERRIDE;
   virtual bool IsRenderViewLive() const OVERRIDE;
   virtual void NotifyContextMenuClosed(
       const CustomContextMenuContext& context) OVERRIDE;
   virtual void NotifyMoveOrResizeStarted() OVERRIDE;
   virtual void ReloadFrame() OVERRIDE;
   virtual void SetAltErrorPageURL(const GURL& url) OVERRIDE;
   virtual void SetWebUIProperty(const std::string& name,
                                 const std::string& value) OVERRIDE;
-  virtual void SetZoomLevel(double level) OVERRIDE;
   virtual void Zoom(PageZoom zoom) OVERRIDE;
   virtual void SyncRendererPrefs() OVERRIDE;
   virtual void ToggleSpeechInput() OVERRIDE;
   virtual WebPreferences GetWebkitPreferences() OVERRIDE;
   virtual void UpdateWebkitPreferences(
       const WebPreferences& prefs) OVERRIDE;
   virtual void NotifyTimezoneChange() OVERRIDE;
   virtual void GetAudioOutputControllers(
       const GetAudioOutputControllersCallback& callback) const OVERRIDE;
 
@@ skipping 501 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(RenderViewHostImpl);
 };
 
 #if defined(COMPILER_MSVC)
 #pragma warning(pop)
 #endif
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_RENDER_VIEW_HOST_IMPL_H_