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      1 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #ifndef CHROME_BROWSER_UI_WEBUI_NTP_APP_RESOURCE_CACHE_FACTORY_H_
      6 #define CHROME_BROWSER_UI_WEBUI_NTP_APP_RESOURCE_CACHE_FACTORY_H_
      7 
      8 #include "base/memory/singleton.h"
      9 #include "components/keyed_service/content/browser_context_keyed_service_factory.h"
     10 
     11 class NTPResourceCache;
     12 class Profile;
     13 
     14 // Singleton that owns NTPResourceCaches used by the apps launcher page and
     15 // associates them with Profiles. Listens for the Profile's destruction
     16 // notification and cleans up the associated ThemeService.
     17 class AppResourceCacheFactory : public BrowserContextKeyedServiceFactory {
     18  public:
     19   static NTPResourceCache* GetForProfile(Profile* profile);
     20 
     21   static AppResourceCacheFactory* GetInstance();
     22 
     23  private:
     24   friend struct DefaultSingletonTraits<AppResourceCacheFactory>;
     25 
     26   AppResourceCacheFactory();
     27   virtual ~AppResourceCacheFactory();
     28 
     29   // BrowserContextKeyedServiceFactory:
     30   virtual KeyedService* BuildServiceInstanceFor(
     31       content::BrowserContext* profile) const OVERRIDE;
     32   virtual content::BrowserContext* GetBrowserContextToUse(
     33       content::BrowserContext* context) const OVERRIDE;
     34 };
     35 
     36 #endif  // CHROME_BROWSER_UI_WEBUI_NTP_APP_RESOURCE_CACHE_FACTORY_H_
     37