[Invalidations] Add GetInvalidatorState() to Invalidator{,Frontend}

chrome/browser/sync/glue/sync_backend_host.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_SYNC_GLUE_SYNC_BACKEND_HOST_H_
 #define CHROME_BROWSER_SYNC_GLUE_SYNC_BACKEND_HOST_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 448 matching lines @@
   // frontend UI components.
   void HandleConnectionStatusChangeOnFrontendLoop(
       syncer::ConnectionStatus status);
 
   // Called when configuration of the Nigori node has completed as
   // part of the initialization process.
   void HandleNigoriConfigurationCompletedOnFrontendLoop(
       syncer::ModelTypeSet failed_configuration_types);
 
   // syncer::InvalidationHandler-like functions.
-  void HandleNotificationsEnabledOnFrontendLoop();
-  void HandleNotificationsDisabledOnFrontendLoop(
-      syncer::NotificationsDisabledReason reason);
-  void HandleIncomingNotificationOnFrontendLoop(
+  void HandleInvalidatorStateChangeOnFrontendLoop(
+      syncer::InvalidatorState state);
+  void HandleIncomingInvalidationOnFrontendLoop(
       const syncer::ObjectIdStateMap& id_state_map,
-      syncer::IncomingNotificationSource source);
+      syncer::IncomingInvalidationSource source);
 
   // Handles stopping the core's SyncManager, accounting for whether
   // initialization is done yet.
   void StopSyncManagerForShutdown(const base::Closure& closure);
 
   base::WeakPtrFactory<SyncBackendHost> weak_ptr_factory_;
 
   // A thread where all the sync operations happen.
   base::Thread sync_thread_;
 
@@ skipping 50 matching lines @@
   // it via OnBackendInitialized in the final state of
   // HandleInitializationCompletedOnFrontendLoop.
   syncer::WeakHandle<syncer::JsBackend> js_backend_;
 
   DISALLOW_COPY_AND_ASSIGN(SyncBackendHost);
 };
 
 }  // namespace browser_sync
 
 #endif  // CHROME_BROWSER_SYNC_GLUE_SYNC_BACKEND_HOST_H_