chrome/browser/favicon/chrome_favicon_client_factory.h

   1 // Copyright 2014 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_FAVICON_CHROME_FAVICON_CLIENT_FACTORY_H_
   6 #define CHROME_BROWSER_FAVICON_CHROME_FAVICON_CLIENT_FACTORY_H_
   7
   8 #include "components/keyed_service/content/browser_context_keyed_service_factory.h"
   9
  10 template <typename T>
  11 struct DefaultSingletonTraits;
  12
  13 class Profile;
  14
  15 namespace favicon {
  16 class FaviconClient;
  17 }
  18
  19 // Singleton that owns all ChromeFaviconClients and associates them with
  20 // Profiles.
  21 class ChromeFaviconClientFactory : public BrowserContextKeyedServiceFactory {
  22  public:
  23   // Returns the instance of favicon::FaviconClient associated with |profile|
  24   // (creating one if none exists).
  25   static favicon::FaviconClient* GetForProfile(Profile* profile);
  26
  27   // Returns an instance of the factory singleton.
  28   static ChromeFaviconClientFactory* GetInstance();
  29
  30  private:
  31   friend struct DefaultSingletonTraits<ChromeFaviconClientFactory>;
  32
  33   ChromeFaviconClientFactory();
  34   ~ChromeFaviconClientFactory() override;
  35
  36   // BrowserContextKeyedServiceFactory:
  37   KeyedService* BuildServiceInstanceFor(
  38       content::BrowserContext* profile) const override;
  39   content::BrowserContext* GetBrowserContextToUse(
  40       content::BrowserContext* context) const override;
  41 };
  42
  43 #endif  // CHROME_BROWSER_FAVICON_CHROME_FAVICON_CLIENT_FACTORY_H_