Use a direct include of the message_loop header in remoting/.

remoting/protocol/fake_session.cc

 // Copyright (c) 2012 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 "remoting/protocol/fake_session.h"
 
 #include "base/bind.h"
-#include "base/message_loop.h"
+#include "base/message_loop/message_loop.h"
 #include "net/base/address_list.h"
 #include "net/base/io_buffer.h"
 #include "net/base/net_errors.h"
 #include "net/base/net_util.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace remoting {
 namespace protocol {
 
 const char kTestJid[] = "host1@gmail.com/chromoting123";
@@ skipping 363 matching lines @@
     callback.Run(scoped_ptr<net::Socket>(datagram_channels_[name]));
 }
 
 void FakeSession::CancelChannelCreation(const std::string& name) {
   stream_channels_.erase(name);
   datagram_channels_.erase(name);
 }
 
 }  // namespace protocol
 }  // namespace remoting