[GCM] Fix memory leaks

google_apis/gcm/gcm_client_impl.h

 // Copyright 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 GOOGLE_APIS_GCM_GCM_CLIENT_IMPL_H_
 #define GOOGLE_APIS_GCM_GCM_CLIENT_IMPL_H_
 
 #include <map>
 #include <string>
 
@@ skipping 85 matching lines @@
   // Receives confirmation of sent messages or information about errors.
   void OnMessageSentToMCS(int64 user_serial_number,
                           const std::string& app_id,
                           const std::string& message_id,
                           MCSClient::MessageSendStatus status);
   // Receives information about mcs_client_ errors.
   void OnMCSError();
 
   // Runs after GCM Store load is done to trigger continuation of the
   // initialization.
-  void OnLoadCompleted(const GCMStore::LoadResult& result);
+  void OnLoadCompleted(scoped_ptr<GCMStore::LoadResult> result);
   // Initializes mcs_client_, which handles the connection to MCS.
-  void InitializeMCSClient(const GCMStore::LoadResult& result);
+  void InitializeMCSClient(scoped_ptr<GCMStore::LoadResult> result);
   // Complets the first time device checkin.
   void OnFirstTimeDeviceCheckinCompleted(const CheckinInfo& checkin_info);
   // Starts a login on mcs_client_.
   void StartMCSLogin();
   // Resets state to before initialization.
   void ResetState();
 
   // Startes a checkin request for a user with specified |serial_number|.
   // Checkin info can be invalid, in which case it is considered a first time
   // checkin.
@@ skipping 58 matching lines @@
   // Currently pending checkins. GCMClientImpl owns the CheckinRequests.
   PendingCheckins pending_checkins_;
   STLValueDeleter<PendingCheckins> pending_checkins_deleter_;
 
   DISALLOW_COPY_AND_ASSIGN(GCMClientImpl);
 };
 
 }  // namespace gcm
 
 #endif  // GOOGLE_APIS_GCM_GCM_CLIENT_IMPL_H_