Make invalidations work for Chrome OS Kiosk Apps.

chrome/browser/invalidation/ticl_invalidation_service.h

 // Copyright (c) 2013 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_INVALIDATION_TICL_INVALIDATION_SERVICE_H_
 #define CHROME_BROWSER_INVALIDATION_TICL_INVALIDATION_SERVICE_H_
 
+#include <string>
+
 #include "base/memory/scoped_ptr.h"
 #include "base/threading/non_thread_safe.h"
 #include "base/timer/timer.h"
+#include "chrome/browser/invalidation/invalidation_auth_provider.h"
 #include "chrome/browser/invalidation/invalidation_logger.h"
 #include "chrome/browser/invalidation/invalidation_service.h"
 #include "chrome/browser/invalidation/invalidator_storage.h"
-#include "chrome/browser/signin/profile_oauth2_token_service.h"
 #include "components/browser_context_keyed_service/browser_context_keyed_service.h"
-#include "content/public/browser/notification_observer.h"
-#include "content/public/browser/notification_registrar.h"
 #include "google_apis/gaia/oauth2_token_service.h"
 #include "net/base/backoff_entry.h"
 #include "sync/notifier/invalidation_handler.h"
 #include "sync/notifier/invalidator_registrar.h"
 
 class Profile;
 class SigninManagerBase;
 
 namespace syncer {
 class Invalidator;
 }
 
 namespace invalidation {
 
 // This InvalidationService wraps the C++ Invalidation Client (TICL) library.
 // It provides invalidations for desktop platforms (Win, Mac, Linux).
 class TiclInvalidationService
     : public base::NonThreadSafe,
       public InvalidationService,
-      public content::NotificationObserver,
       public OAuth2TokenService::Consumer,
       public OAuth2TokenService::Observer,
+      public InvalidationAuthProvider::Observer,
       public syncer::InvalidationHandler {
  public:
-  TiclInvalidationService(SigninManagerBase* signin,
-                          ProfileOAuth2TokenService* oauth2_token_service,
+  TiclInvalidationService(scoped_ptr<InvalidationAuthProvider> auth_provider,
                           Profile* profile);
   virtual ~TiclInvalidationService();
 
   void Init();
 
   // InvalidationService implementation.
   // It is an error to have registered handlers when Shutdown() is called.
   virtual void RegisterInvalidationHandler(
       syncer::InvalidationHandler* handler) OVERRIDE;
   virtual void UpdateRegisteredInvalidationIds(
       syncer::InvalidationHandler* handler,
       const syncer::ObjectIdSet& ids) OVERRIDE;
   virtual void UnregisterInvalidationHandler(
       syncer::InvalidationHandler* handler) OVERRIDE;
   virtual syncer::InvalidatorState GetInvalidatorState() const OVERRIDE;
   virtual std::string GetInvalidatorClientId() const OVERRIDE;
   virtual InvalidationLogger* GetInvalidationLogger() OVERRIDE;
-
-  // content::NotificationObserver implementation.
-  virtual void Observe(int type,
-                       const content::NotificationSource& source,
-                       const content::NotificationDetails& details) OVERRIDE;
+  virtual InvalidationAuthProvider* GetInvalidationAuthProvider() OVERRIDE;
 
   void RequestAccessToken();
 
   // OAuth2TokenService::Consumer implementation
   virtual void OnGetTokenSuccess(
       const OAuth2TokenService::Request* request,
       const std::string& access_token,
       const base::Time& expiration_time) OVERRIDE;
   virtual void OnGetTokenFailure(
       const OAuth2TokenService::Request* request,
       const GoogleServiceAuthError& error) OVERRIDE;
 
   // OAuth2TokenService::Observer implementation
   virtual void OnRefreshTokenAvailable(const std::string& account_id) OVERRIDE;
   virtual void OnRefreshTokenRevoked(const std::string& account_id) OVERRIDE;
 
+  // InvalidationAuthProvider::Observer implementation.
+  virtual void OnInvalidationAuthLogout() OVERRIDE;
+
   // syncer::InvalidationHandler implementation.
   virtual void OnInvalidatorStateChange(
       syncer::InvalidatorState state) OVERRIDE;
   virtual void OnIncomingInvalidation(
       const syncer::ObjectIdInvalidationMap& invalidation_map) OVERRIDE;
   virtual std::string GetOwnerName() const OVERRIDE;
 
   // Overrides BrowserContextKeyedService method.
   virtual void Shutdown() OVERRIDE;
 
  protected:
   // Initializes with an injected invalidator.
   void InitForTest(syncer::Invalidator* invalidator);
 
   friend class TiclInvalidationServiceTestDelegate;
 
  private:
   enum InvalidationNetworkChannel {
     PUSH_CLIENT_CHANNEL = 0,
     GCM_NETWORK_CHANNEL = 1
   };
 
   bool IsReadyToStart();
   bool IsStarted();
 
   void StartInvalidator(InvalidationNetworkChannel network_channel);
   void UpdateInvalidatorCredentials();
   void StopInvalidator();
-  void Logout();
 
   Profile *const profile_;
-  SigninManagerBase *const signin_manager_;
-  ProfileOAuth2TokenService *const oauth2_token_service_;
+  scoped_ptr<InvalidationAuthProvider> auth_provider_;
 
   scoped_ptr<syncer::InvalidatorRegistrar> invalidator_registrar_;
   scoped_ptr<InvalidatorStorage> invalidator_storage_;
   scoped_ptr<syncer::Invalidator> invalidator_;
 
-  content::NotificationRegistrar notification_registrar_;
-
   // TiclInvalidationService needs to remember access token in order to
   // invalidate it with OAuth2TokenService.
   std::string access_token_;
 
   // TiclInvalidationService needs to hold reference to access_token_request_
   // for the duration of request in order to receive callbacks.
   scoped_ptr<OAuth2TokenService::Request> access_token_request_;
   base::OneShotTimer<TiclInvalidationService> request_access_token_retry_timer_;
   net::BackoffEntry request_access_token_backoff_;
 
   // The invalidation logger object we use to record state changes
   // and invalidations.
   InvalidationLogger logger_;
 
   DISALLOW_COPY_AND_ASSIGN(TiclInvalidationService);
 };
 
 }  // namespace invalidation
 
 #endif  // CHROME_BROWSER_INVALIDATION_TICL_INVALIDATION_SERVICE_H_