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      1 // Copyright (c) 2012 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_PRERENDER_PRERENDER_MANAGER_FACTORY_H_
      6 #define CHROME_BROWSER_PRERENDER_PRERENDER_MANAGER_FACTORY_H_
      7 
      8 #include "base/compiler_specific.h"
      9 #include "base/memory/singleton.h"
     10 #include "components/keyed_service/content/browser_context_keyed_service_factory.h"
     11 
     12 class Profile;
     13 
     14 namespace prerender {
     15 
     16 class PrerenderManager;
     17 
     18 // Singleton that owns all PrerenderManagers and associates them with Profiles.
     19 // Listens for the Profile's destruction notification and cleans up the
     20 // associated PrerenderManager.
     21 class PrerenderManagerFactory : public BrowserContextKeyedServiceFactory {
     22  public:
     23   // Returns the PrerenderManager for |profile|.
     24   static PrerenderManager* GetForProfile(Profile* profile);
     25 
     26   static PrerenderManagerFactory* GetInstance();
     27 
     28  private:
     29   friend struct DefaultSingletonTraits<PrerenderManagerFactory>;
     30 
     31   PrerenderManagerFactory();
     32   virtual ~PrerenderManagerFactory();
     33 
     34   // BrowserContextKeyedServiceFactory:
     35   virtual KeyedService* BuildServiceInstanceFor(
     36       content::BrowserContext* profile) const OVERRIDE;
     37   virtual content::BrowserContext* GetBrowserContextToUse(
     38       content::BrowserContext* context) const OVERRIDE;
     39 };
     40 
     41 }  // namespace prerender
     42 
     43 #endif  // CHROME_BROWSER_PRERENDER_PRERENDER_MANAGER_FACTORY_H_
     44