Remove dead ViewMsg_{Zoom, DidZoomUrl}

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 <stddef.h>
 #include <stdint.h>
 
@@ skipping 98 matching lines @@
   void ExecutePluginActionAtLocation(
       const gfx::Point& location,
       const blink::WebPluginAction& action) override;
   RenderViewHostDelegate* GetDelegate() const override;
   int GetEnabledBindings() const override;
   SiteInstanceImpl* GetSiteInstance() const override;
   bool IsRenderViewLive() const override;
   void NotifyMoveOrResizeStarted() override;
   void SetWebUIProperty(const std::string& name,
                         const std::string& value) override;
-  void Zoom(PageZoom zoom) override;
   void SyncRendererPrefs() override;
   WebPreferences GetWebkitPreferences() override;
   void UpdateWebkitPreferences(const WebPreferences& prefs) override;
   void OnWebkitPreferencesChanged() override;
   void SelectWordAroundCaret() override;
 
   // RenderProcessHostObserver implementation
   void RenderProcessReady(RenderProcessHost* host) override;
   void RenderProcessExited(RenderProcessHost* host,
                            base::TerminationStatus status,
@@ skipping 211 matching lines @@
   bool render_view_ready_on_process_launch_;
 
   base::WeakPtrFactory<RenderViewHostImpl> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderViewHostImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_RENDER_VIEW_HOST_IMPL_H_