[GCM] Add heartbeat manager and reconnection logic due to heartbeat failure

google_apis/gcm/engine/fake_connection_handler.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_ENGINE_FAKE_CONNECTION_HANDLER_H_
 #define GOOGLE_APIS_GCM_ENGINE_FAKE_CONNECTION_HANDLER_H_
 
 #include <list>
 
 #include "google_apis/gcm/base/mcs_message.h"
 #include "google_apis/gcm/engine/connection_handler.h"
 
 namespace gcm {
 
 // A fake implementation of a ConnectionHandler that can arbitrarily receive
 // messages and verify expectations for outgoing messages.
 class FakeConnectionHandler : public ConnectionHandler {
  public:
   FakeConnectionHandler(
       const ConnectionHandler::ProtoReceivedCallback& read_callback,
       const ConnectionHandler::ProtoSentCallback& write_callback);
   virtual ~FakeConnectionHandler();
 
   // ConnectionHandler implementation.
   virtual void Init(const mcs_proto::LoginRequest& login_request,
-                    scoped_ptr<net::StreamSocket> socket) OVERRIDE;
+                    net::StreamSocket* socket) OVERRIDE;
   virtual bool CanSendMessage() const OVERRIDE;
   virtual void SendMessage(const google::protobuf::MessageLite& message)
       OVERRIDE;
 
   // EXPECT's receipt of |message| via SendMessage(..).
   void ExpectOutgoingMessage(const MCSMessage& message);
 
   // Reset the expected outgoing messages.
   void ResetOutgoingMessageExpectations();
 
@@ skipping 28 matching lines @@
 
   // Whether a successful login has completed.
   bool initialized_;
 
   DISALLOW_COPY_AND_ASSIGN(FakeConnectionHandler);
 };
 
 }  // namespace gcm
 
 #endif  // GOOGLE_APIS_GCM_ENGINE_FAKE_CONNECTION_HANDLER_H_