Persist Instance ID data to GCM store.

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 38 matching lines @@
             const OutgoingMessage& message) override;
   void SetRecording(bool recording) override;
   void ClearActivityLogs() override;
   GCMStatistics GetStatistics() const override;
   void SetAccountTokens(
       const std::vector<AccountTokenInfo>& account_tokens) override;
   void UpdateAccountMapping(const AccountMapping& account_mapping) override;
   void RemoveAccountMapping(const std::string& account_id) override;
   void SetLastTokenFetchTime(const base::Time& time) override;
   void UpdateHeartbeatTimer(scoped_ptr<base::Timer> timer) override;
+  void AddInstanceIDData(const std::string& app_id,
+                         const std::string& instance_id_data) override;
+  void RemoveInstanceIDData(const std::string& app_id) override;
+  std::string GetInstanceIDData(const std::string& app_id) override;
 
   // Initiate the start that has been delayed.
   // Called on UI thread.
   void PerformDelayedStart();
 
   // 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 28 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_