Add launcherPage.hide() API.

chrome/browser/ui/app_list/app_list_service_views.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 CHROME_BROWSER_UI_APP_LIST_APP_LIST_SERVICE_VIEWS_H_
 #define CHROME_BROWSER_UI_APP_LIST_APP_LIST_SERVICE_VIEWS_H_
 
 #include "base/memory/scoped_ptr.h"
 #include "chrome/browser/ui/app_list/app_list_service_impl.h"
 #include "chrome/browser/ui/app_list/app_list_shower_delegate.h"
@@ skipping 20 matching lines @@
   // view must be destroyed.
   virtual void OnViewBeingDestroyed();
 
   // AppListService overrides:
   void Init(Profile* initial_profile) override;
   void ShowForProfile(Profile* requested_profile) override;
   void ShowForAppInstall(Profile* profile,
                          const std::string& extension_id,
                          bool start_discovery_tracking) override;
   void ShowForCustomLauncherPage(Profile* profile) override;
+  void HideCustomLauncherPage() override;
   void DismissAppList() override;
   bool IsAppListVisible() const override;
   gfx::NativeWindow GetAppListWindow() override;
   Profile* GetCurrentAppListProfile() override;
   AppListControllerDelegate* GetControllerDelegate() override;
 
   // AppListServiceImpl overrides:
   void CreateForProfile(Profile* requested_profile) override;
   void DestroyAppList() override;
 
   // AppListShowerDelegate overrides:
   AppListViewDelegate* GetViewDelegateForCreate() override;
 
  private:
   // Switches to |state|, unless it is |INVALID_STATE| (in which case, opens on
   // the default state).
   void ShowForProfileInternal(Profile* profile,
                               app_list::AppListModel::State state);
 
   // Responsible for creating the app list and responding to profile changes.
   AppListShower shower_;
 
   bool can_dismiss_;
   scoped_ptr<AppListControllerDelegate> controller_delegate_;
 
   DISALLOW_COPY_AND_ASSIGN(AppListServiceViews);
 };
 
 #endif  // CHROME_BROWSER_UI_APP_LIST_APP_LIST_SERVICE_VIEWS_H_