Auto hide app list on Windows when it loses focus.

chrome/browser/ui/app_list/apps_model_builder.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_APPS_MODEL_BUILDER_H_
 #define CHROME_BROWSER_UI_APP_LIST_APPS_MODEL_BUILDER_H_
 
 #include <string>
 
 #include "base/gtest_prod_util.h"
 #include "chrome/browser/api/prefs/pref_change_registrar.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 #include "ui/app_list/app_list_model.h"
 
-class AppListController;
+class AppListControllerDelegate;
 class ExtensionAppItem;
 class Profile;
 
 class AppsModelBuilder : public content::NotificationObserver {
  public:
   AppsModelBuilder(Profile* profile,
                    app_list::AppListModel::Apps* model,
-                   AppListController* controller);
+                   AppListControllerDelegate* controller);
   virtual ~AppsModelBuilder();
 
   // Populates the model.
   void Build();
 
  private:
   // Populates the model with apps.
   void PopulateApps();
 
   // Re-sort apps in case app ordinal prefs are changed.
@@ skipping 13 matching lines @@
 
   // Returns app instance at given |index|.
   ExtensionAppItem* GetAppAt(size_t index);
 
   // content::NotificationObserver
   virtual void Observe(int type,
                        const content::NotificationSource& source,
                        const content::NotificationDetails& details) OVERRIDE;
 
   Profile* profile_;
-  AppListController* controller_;
+  AppListControllerDelegate* controller_;
 
   // Sub apps model of AppListModel that represents apps grid view.
   app_list::AppListModel::Apps* model_;
 
   std::string highlight_app_id_;
 
   content::NotificationRegistrar registrar_;
   PrefChangeRegistrar pref_change_registrar_;
 
   DISALLOW_COPY_AND_ASSIGN(AppsModelBuilder);
 };
 
 #endif  // CHROME_BROWSER_UI_APP_LIST_APPS_MODEL_BUILDER_H_