arc: Hide app list view on ARC app launch.

chrome/browser/ui/app_list/chrome_app_list_item.h

 // Copyright 2015 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_APP_LIST_CHROME_APP_LIST_ITEM_H_
 #define CHROME_BROWSER_UI_APP_LIST_CHROME_APP_LIST_ITEM_H_
 
 #include <string>
 
 #include "chrome/browser/ui/app_list/app_list_syncable_service.h"
 #include "ui/app_list/app_list_item.h"
 
 class AppListControllerDelegate;
 class Profile;
 
 namespace extensions {
 class AppSorting;
 }  // namespace extensions
 
 namespace gfx {
 class ImageSkia;
 } // namespace gfx
 
 // Base class of all chrome app list items.
 class ChromeAppListItem : public app_list::AppListItem {
+ public:
+  // AppListControllerDelegate is not properly implemented in tests. Use mock
+  // |controller| for unit_tests.
+  static void OverrideAppListControllerDelegateForTesting(
+      AppListControllerDelegate* controller);
+
  protected:
   ChromeAppListItem(Profile* profile, const std::string& app_id);
   ~ChromeAppListItem() override;
 
   Profile* profile() const { return profile_; }
 
   extensions::AppSorting* GetAppSorting();
 
   AppListControllerDelegate* GetController();
 
   // Updates item position and name from |sync_item|. |sync_item| can be nullptr
   // or not valid. In last case position is updated from ordering.
   void UpdateFromSync(
       const app_list::AppListSyncableService::SyncItem* sync_item);
 
   void UpdatePositionFromOrdering();
 
   static gfx::ImageSkia CreateDisabledIcon(const gfx::ImageSkia& icon);
 
  private:
   Profile* profile_;
 
   DISALLOW_COPY_AND_ASSIGN(ChromeAppListItem);
 };
 
 #endif  // CHROME_BROWSER_UI_APP_LIST_CHROME_APP_LIST_ITEM_H_