Changes to content/ to facilitate new zoom extension API

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 541 matching lines @@
   void OnTargetDropACK();
   void OnTakeFocus(bool reverse);
   void OnFocusedNodeChanged(bool is_editable_node);
   void OnUpdateInspectorSetting(const std::string& key,
                                 const std::string& value);
   void OnClosePageACK();
   void OnAccessibilityEvents(
       const std::vector<AccessibilityHostMsg_EventParams>& params);
   void OnAccessibilityLocationChanges(
       const std::vector<AccessibilityHostMsg_LocationChangeParams>& params);
-  void OnDidZoomURL(double zoom_level, bool remember, const GURL& url);
+  void OnDidZoomURL(int zoom_id, double zoom_level, bool remember,
+                    const GURL& url);
   void OnRequestDesktopNotificationPermission(const GURL& origin,
                                               int callback_id);
   void OnShowDesktopNotification(
       const ShowDesktopNotificationHostMsgParams& params);
   void OnCancelDesktopNotification(int notification_id);
   void OnRunFileChooser(const FileChooserParams& params);
   void OnDidAccessInitialDocument();
   void OnFocusedNodeTouched(bool editable);
 
 #if defined(OS_MACOSX) || defined(OS_ANDROID)
@@ skipping 128 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_