Use a direct include of the message_loop header in content/, part 4.

content/renderer/p2p/ipc_socket_factory.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 "content/renderer/p2p/ipc_socket_factory.h"
 
 #include <deque>
 
 #include "base/compiler_specific.h"
 #include "base/debug/trace_event.h"
-#include "base/message_loop.h"
+#include "base/message_loop/message_loop.h"
 #include "base/message_loop/message_loop_proxy.h"
 #include "content/renderer/p2p/socket_client.h"
 #include "content/renderer/p2p/socket_dispatcher.h"
 #include "jingle/glue/utils.h"
 #include "third_party/libjingle/source/talk/base/asyncpacketsocket.h"
 
 namespace content {
 
 namespace {
 
@@ skipping 417 matching lines @@
   }
   P2PSocketClient* socket_client = new P2PSocketClient(socket_dispatcher_);
   scoped_ptr<IpcPacketSocket> socket(new IpcPacketSocket());
   if (!socket->Init(type, socket_client, local_address,
                     remote_address))
     return NULL;
   return socket.release();
 }
 
 }  // namespace content