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

content/public/test/test_browser_thread.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 "content/public/test/test_browser_thread.h"
 
-#include "base/message_loop.h"
+#include "base/message_loop/message_loop.h"
 #include "base/threading/thread.h"
 #include "content/browser/browser_thread_impl.h"
 #include "content/browser/notification_service_impl.h"
 
 namespace content {
 
 class TestBrowserThreadImpl : public BrowserThreadImpl {
  public:
   explicit TestBrowserThreadImpl(BrowserThread::ID identifier)
       : BrowserThreadImpl(identifier),
@@ skipping 54 matching lines @@
 
 bool TestBrowserThread::IsRunning() {
   return impl_->IsRunning();
 }
 
 base::Thread* TestBrowserThread::DeprecatedGetThreadObject() {
   return impl_.get();
 }
 
 }  // namespace content