Add "inspect background page" to platform app right-click menu.

chrome/browser/ui/webui/extensions/extension_settings_handler.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_UI_WEBUI_EXTENSIONS_EXTENSION_SETTINGS_HANDLER_H_
 #define CHROME_BROWSER_UI_WEBUI_EXTENSIONS_EXTENSION_SETTINGS_HANDLER_H_
 
 #include <set>
 #include <string>
 #include <vector>
@@ skipping 157 matching lines @@
   std::vector<ExtensionPage> GetInspectablePagesForExtension(
       const extensions::Extension* extension, bool extension_is_enabled);
   void GetInspectablePagesForExtensionProcess(
       const std::set<content::RenderViewHost*>& views,
       std::vector<ExtensionPage> *result);
 
   // Returns the ExtensionUninstallDialog object for this class, creating it if
   // needed.
   ExtensionUninstallDialog* GetExtensionUninstallDialog();
 
-  // Helper to inspect an ExtensionHost after it has been loaded.
-  void InspectExtensionHost(extensions::ExtensionHost* host);
-
   // Callback for RequirementsChecker.
   void OnRequirementsChecked(std::string extension_id,
                              std::vector<std::string> requirement_errors);
 
   // Our model.  Outlives us since it's owned by our containing profile.
   ExtensionService* extension_service_;
 
   // A convenience member, filled once the extension_service_ is known.
   extensions::ManagementPolicy* management_policy_;
 
@@ skipping 35 matching lines @@
 
   // This will not be empty when a requirements check is in progress. Doing
   // another Check() before the previous one is complete will cause the first
   // one to abort.
   scoped_ptr<extensions::RequirementsChecker> requirements_checker_;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionSettingsHandler);
 };
 
 #endif  // CHROME_BROWSER_UI_WEBUI_EXTENSIONS_EXTENSION_SETTINGS_HANDLER_H_