Use a direct include of the message_loop header in chrome/browser/, part 10.

chrome/browser/value_store/value_store_unittest.h

 // 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.
 
 #ifndef CHROME_BROWSER_VALUE_STORE_VALUE_STORE_UNITTEST_H_
 #define CHROME_BROWSER_VALUE_STORE_VALUE_STORE_UNITTEST_H_
 
 #include "testing/gtest/include/gtest/gtest.h"
 
 #include "base/files/scoped_temp_dir.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
-#include "base/message_loop.h"
+#include "base/message_loop/message_loop.h"
 #include "chrome/browser/value_store/value_store.h"
 #include "chrome/test/base/testing_profile.h"
 #include "content/public/test/test_browser_thread.h"
 
 // Parameter type for the value-parameterized tests.
 typedef ValueStore* (*ValueStoreTestParam)(const base::FilePath& file_path);
 
 // Test fixture for ValueStore tests.  Tests are defined in
 // settings_storage_unittest.cc with configurations for both cached
 // and non-cached leveldb storage, and cached no-op storage.
@@ skipping 41 matching lines @@
  private:
   base::ScopedTempDir temp_dir_;
 
   // Need these so that the DCHECKs for running on FILE or UI threads pass.
   base::MessageLoop message_loop_;
   content::TestBrowserThread ui_thread_;
   content::TestBrowserThread file_thread_;
 };
 
 #endif  // CHROME_BROWSER_VALUE_STORE_VALUE_STORE_UNITTEST_H_