Switch remoting/protocol to new callbacks

remoting/protocol/client_message_dispatcher.cc

 // Copyright (c) 2011 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.
 
 #include "base/memory/ref_counted.h"
 #include "net/base/io_buffer.h"
 #include "remoting/proto/control.pb.h"
 #include "remoting/proto/event.pb.h"
 #include "remoting/proto/internal.pb.h"
 #include "remoting/protocol/client_message_dispatcher.h"
@@ skipping 15 matching lines @@
     protocol::Session* session, ClientStub* client_stub) {
   if (!session || !client_stub || !session->control_channel()) {
     return;
   }
 
   control_message_reader_.reset(new ProtobufMessageReader<ControlMessage>());
   client_stub_ = client_stub;
 
   control_message_reader_->Init(
       session->control_channel(),
-      NewCallback(this, &ClientMessageDispatcher::OnControlMessageReceived));
+      base::Bind(&ClientMessageDispatcher::OnControlMessageReceived,
+                 base::Unretained(this)));
   return;
 }
 
 void ClientMessageDispatcher::OnControlMessageReceived(
-    ControlMessage* message, Task* done_task) {
+    ControlMessage* message, const base::Closure& done_task) {
   if (message->has_begin_session_response()) {
     const BeginSessionResponse& response = message->begin_session_response();
     if (response.has_login_status() &&
         response.login_status().has_success()) {
       client_stub_->BeginSessionResponse(
           &response.login_status(), done_task);
       return;
     }
   }
 
   LOG(WARNING) << "Invalid control message received.";
 
-  done_task->Run();
-  delete done_task;
+  done_task.Run();
 }
 
 }  // namespace protocol
 }  // namespace remoting