Support chrome_to_mobile job receiving

chrome/browser/signin/oauth2_token_service_factory.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_SIGNIN_OAUTH2_TOKEN_SERVICE_FACTORY_H_
+#define CHROME_BROWSER_SIGNIN_OAUTH2_TOKEN_SERVICE_FACTORY_H_
+
+#include "base/memory/singleton.h"
+#include "chrome/browser/profiles/profile_keyed_service_factory.h"
+
+class OAuth2TokenService;
+class Profile;
+
+// Singleton that owns all OAuth2TokenServices and associates them with
+// Profiles. Listens for the Profile's destruction notification and cleans up
+// the associated OAuth2TokenService.
+class OAuth2TokenServiceFactory : public ProfileKeyedServiceFactory {
+ public:
+  // Returns the instance of OAuth2TokenService associated with this profile
+  // (creating one if none exists). Returns NULL if this profile cannot have a
+  // OAuth2TokenService (for example, if |profile| is incognito).
+  static OAuth2TokenService* GetForProfile(Profile* profile);
+
+  // Returns an instance of the OAuth2TokenServiceFactory singleton.
+  static OAuth2TokenServiceFactory* GetInstance();
+
+ private:
+  friend struct DefaultSingletonTraits<OAuth2TokenServiceFactory>;
+
+  OAuth2TokenServiceFactory();
+  virtual ~OAuth2TokenServiceFactory();
+
+  // ProfileKeyedServiceFactory implementation.
+  virtual ProfileKeyedService* BuildServiceInstanceFor(
+      Profile* profile) const OVERRIDE;
+
+  DISALLOW_COPY_AND_ASSIGN(OAuth2TokenServiceFactory);
+};
+
+#endif  // CHROME_BROWSER_SIGNIN_OAUTH2_TOKEN_SERVICE_FACTORY_H_