ARC: Add badge for Chrome hosted Apps if Arc++ is enabled.

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 <memory>
 
 #include "base/macros.h"
@@ skipping 62 matching lines @@
   void ActivateShellApp(const std::string& app_id, int 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(
       content::WebContents* web_contents) const override;
   BrowserShortcutLauncherItemController*
   GetBrowserShortcutLauncherItemController() override;
+  void MayUpdateBrowserShortcutItem() override;
   LauncherItemController* GetLauncherItemController(
       const ash::ShelfID id) override;
   bool IsBrowserFromActiveUser(Browser* browser) override;
   bool ShelfBoundsChangesProbablyWithUser(
       ash::Shelf* shelf,
       const std::string& user_id) const override;
   void OnUserProfileReadyToSwitch(Profile* profile) override;
   AppListControllerDelegate::Pinnable GetPinnable(
       const std::string& app_id) override;
   ArcAppDeferredLauncherController* GetArcDeferredLauncher() override;
 
  private:
   ChromeLauncherControllerMus();
 
   std::unique_ptr<ChromeMashShelfController> shelf_controller_;
 
   DISALLOW_COPY_AND_ASSIGN(ChromeLauncherControllerMus);
 };
 
 #endif  // CHROME_BROWSER_UI_ASH_LAUNCHER_CHROME_LAUNCHER_CONTROLLER_MUS_H_