Use a direct include of the message_loop header in content/, part 3.

content/common/gpu/client/gpu_video_decode_accelerator_host.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/common/gpu/client/gpu_video_decode_accelerator_host.h"
 
 #include "base/bind.h"
 #include "base/logging.h"
-#include "base/message_loop.h"
+#include "base/message_loop/message_loop.h"
 #include "content/common/gpu/client/gpu_channel_host.h"
 #include "content/common/gpu/gpu_messages.h"
 #include "content/common/view_messages.h"
 #include "ipc/ipc_message_macros.h"
 #include "ipc/ipc_message_utils.h"
 
 #if defined(OS_WIN)
 #include "content/public/common/sandbox_init.h"
 #endif  // OS_WIN
 
@@ skipping 198 matching lines @@
 void GpuVideoDecodeAcceleratorHost::OnErrorNotification(uint32 error) {
   DCHECK(CalledOnValidThread());
   if (!client_)
     return;
   client_->NotifyError(
       static_cast<media::VideoDecodeAccelerator::Error>(error));
   client_ = NULL;
 }
 
 }  // namespace content