[GCM] Exposing persistence of account mappings in GCM Driver

components/gcm_driver/fake_gcm_client.h

 // Copyright 2014 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 COMPONENTS_GCM_DRIVER_FAKE_GCM_CLIENT_H_
 #define COMPONENTS_GCM_DRIVER_FAKE_GCM_CLIENT_H_
 
 #include "base/compiler_specific.h"
 #include "base/memory/weak_ptr.h"
 #include "components/gcm_driver/gcm_client.h"
@@ skipping 40 matching lines @@
                         const std::vector<std::string>& sender_ids) OVERRIDE;
   virtual void Unregister(const std::string& app_id) OVERRIDE;
   virtual void Send(const std::string& app_id,
                     const std::string& receiver_id,
                     const OutgoingMessage& message) OVERRIDE;
   virtual void SetRecording(bool recording) OVERRIDE;
   virtual void ClearActivityLogs() OVERRIDE;
   virtual GCMStatistics GetStatistics() const OVERRIDE;
   virtual void SetAccountsForCheckin(
       const std::map<std::string, std::string>& account_tokens) OVERRIDE;
+  virtual void UpdateAccountMapping(
+      const AccountMapping& account_mapping) OVERRIDE;
+  virtual void RemoveAccountMapping(const std::string& account_id) OVERRIDE;
 
   // Initiate the loading that has been delayed.
   // Called on UI thread.
   void PerformDelayedLoading();
 
   // Simulate receiving something from the server.
   // Called on UI thread.
   void ReceiveMessage(const std::string& app_id,
                       const IncomingMessage& message);
   void DeleteMessages(const std::string& app_id);
@@ skipping 25 matching lines @@
   scoped_refptr<base::SequencedTaskRunner> ui_thread_;
   scoped_refptr<base::SequencedTaskRunner> io_thread_;
   base::WeakPtrFactory<FakeGCMClient> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(FakeGCMClient);
 };
 
 }  // namespace gcm
 
 #endif  // COMPONENTS_GCM_DRIVER_FAKE_GCM_CLIENT_H_