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

chromeos/network/shill_property_handler_unittest.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 "chromeos/network/shill_property_handler.h"
 
 #include <map>
 #include <set>
 #include <string>
 
 #include "base/bind.h"
 #include "base/memory/scoped_ptr.h"
-#include "base/message_loop.h"
+#include "base/message_loop/message_loop.h"
 #include "base/values.h"
 #include "chromeos/dbus/dbus_thread_manager.h"
 #include "chromeos/dbus/shill_device_client.h"
 #include "chromeos/dbus/shill_ipconfig_client.h"
 #include "chromeos/dbus/shill_manager_client.h"
 #include "chromeos/dbus/shill_profile_client.h"
 #include "chromeos/dbus/shill_service_client.h"
 #include "dbus/object_path.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "third_party/cros_system_api/dbus/service_constants.h"
@@ skipping 501 matching lines @@
   message_loop_.RunUntilIdle();
   // Property change should trigger an update for the Network only; no
   // property updates pushed by Shill affect Favorites.
   EXPECT_EQ(2, listener_->property_updates(
       flimflam::kServicesProperty)[kTestServicePath2]);
   EXPECT_EQ(0, listener_->property_updates(
       shill::kServiceCompleteListProperty)[kTestServicePath2]);
 }
 
 }  // namespace chromeos