mash: Use mojo for ShelfItemDelegate and [app] MenuItem.

chrome/browser/ui/ash/launcher/chrome_launcher_controller_mus.h

 // Copyright 2016 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_ASH_LAUNCHER_CHROME_LAUNCHER_CONTROLLER_MUS_H_
 #define CHROME_BROWSER_UI_ASH_LAUNCHER_CHROME_LAUNCHER_CONTROLLER_MUS_H_
 
 #include <map>
 #include <memory>
 #include <string>
@@ skipping 36 matching lines @@
   void UpdateAppState(content::WebContents* contents,
                       AppState app_state) override;
   ash::ShelfID GetShelfIDForWebContents(
       content::WebContents* contents) override;
   void SetRefocusURLPatternForTest(ash::ShelfID id, const GURL& url) override;
   ash::ShelfAction ActivateWindowOrMinimizeIfActive(
       ui::BaseWindow* window,
       bool allow_minimize) override;
   void ActiveUserChanged(const std::string& user_email) override;
   void AdditionalUserAddedToSession(Profile* profile) override;
-  ash::ShelfAppMenuItemList GetAppMenuItemsForTesting(
+  ash::ShelfItemDelegate::MenuItemList GetAppMenuItemsForTesting(
       const ash::ShelfItem& item) override;
   std::vector<content::WebContents*> GetV1ApplicationsFromAppId(
       const std::string& app_id) override;
   void ActivateShellApp(const std::string& app_id, int window_index) override;
   bool IsWebContentHandledByApplication(content::WebContents* web_contents,
                                         const std::string& app_id) override;
   bool ContentCanBeHandledByGmailApp(
       content::WebContents* web_contents) override;
   gfx::Image GetAppListIcon(content::WebContents* web_contents) const override;
   base::string16 GetAppListTitle(
@@ skipping 21 matching lines @@
   // Pin the items set in the current profile's preferences.
   void PinAppsFromPrefs();
 
   std::map<std::string, std::unique_ptr<ChromeShelfItemDelegate>>
       app_id_to_item_delegate_;
 
   DISALLOW_COPY_AND_ASSIGN(ChromeLauncherControllerMus);
 };
 
 #endif  // CHROME_BROWSER_UI_ASH_LAUNCHER_CHROME_LAUNCHER_CONTROLLER_MUS_H_