Move CustomLauncherPageContents from apps to c/b/ui/app_list

chrome/browser/ui/app_list/app_list_view_delegate.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_APP_LIST_APP_LIST_VIEW_DELEGATE_H_
 #define CHROME_BROWSER_UI_APP_LIST_APP_LIST_VIEW_DELEGATE_H_
 
 #include <stdint.h>
 
 #include <memory>
@@ skipping 12 matching lines @@
 #include "components/search_engines/template_url_service.h"
 #include "components/search_engines/template_url_service_observer.h"
 #include "components/signin/core/browser/signin_manager_base.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 #include "ui/app_list/app_list_view_delegate.h"
 
 class AppListControllerDelegate;
 class Profile;
 
-namespace apps {
+namespace app_list {
 class CustomLauncherPageContents;
-}
-
-namespace app_list {
 class LauncherPageEventDispatcher;
 class SearchController;
 class SearchResourceManager;
 class SpeechUIModel;
 }
 
 namespace base {
 class FilePath;
 }
 
@@ skipping 138 matching lines @@
 #endif
 
   ScopedObserver<TemplateURLService, AppListViewDelegate>
       template_url_service_observer_;
 
   // Used to track the SigninManagers that this instance is observing so that
   // this instance can be removed as an observer on its destruction.
   ScopedObserver<SigninManagerBase, AppListViewDelegate> scoped_observer_;
 
   // Window contents of additional custom launcher pages.
-  std::vector<std::unique_ptr<apps::CustomLauncherPageContents>>
+  std::vector<std::unique_ptr<app_list::CustomLauncherPageContents>>
       custom_page_contents_;
 
   // Registers for NOTIFICATION_APP_TERMINATING to unload custom launcher pages.
   content::NotificationRegistrar registrar_;
 
   DISALLOW_COPY_AND_ASSIGN(AppListViewDelegate);
 };
 
 #endif  // CHROME_BROWSER_UI_APP_LIST_APP_LIST_VIEW_DELEGATE_H_