[Extensions] Propagate activeTab hosts to extension background pages

extensions/renderer/extension_helper.h

 // Copyright 2014 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 EXTENSIONS_RENDERER_EXTENSION_HELPER_H_
 #define EXTENSIONS_RENDERER_EXTENSION_HELPER_H_
 
 #include <vector>
 
 #include "base/memory/scoped_ptr.h"
@@ skipping 58 matching lines @@
                                 const std::string& function_name,
                                 const base::ListValue& args,
                                 bool user_gesture);
   void OnNotifyRendererViewType(ViewType view_type);
   void OnSetTabId(int tab_id);
   void OnUpdateBrowserWindowId(int window_id);
   void OnAddMessageToConsole(content::ConsoleMessageLevel level,
                              const std::string& message);
   void OnAppWindowClosed();
   void OnSetFrameName(const std::string& name);
-  void OnUpdateTabSpecificPermissions(
-      const GURL& url,
-      const std::string& extension_id,
-      const URLPatternSet& origin_set);
-  void OnClearTabSpecificPermissions(
-      const std::vector<std::string>& extension_ids);
 
   Dispatcher* dispatcher_;
 
   // Type of view attached with RenderView.
   ViewType view_type_;
 
   // Id of the tab which the RenderView is attached to.
   int tab_id_;
 
   // Id number of browser window which RenderView is attached to.
   int browser_window_id_;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionHelper);
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_RENDERER_EXTENSION_HELPER_H_