Revert 206507 "Move message_pump to base/message_loop."

trunk/src/ui/aura/device_list_updater_aurax11.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 UI_AURA_DEVICE_LIST_UPDATER_AURAX11_H_
 #define UI_AURA_DEVICE_LIST_UPDATER_AURAX11_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
-#include "base/message_loop/message_pump_observer.h"
+#include "base/message_pump_observer.h"
 
 namespace aura {
 
 // Filters out global XInput notifications and updates the DeviceList.
 class DeviceListUpdaterAuraX11 : public base::MessagePumpObserver {
  public:
   DeviceListUpdaterAuraX11();
   virtual ~DeviceListUpdaterAuraX11();
 
   // Overridden from base::MessagePumpObserver:
   virtual base::EventStatus WillProcessEvent(
       const base::NativeEvent& event) OVERRIDE;
   virtual void DidProcessEvent(
       const base::NativeEvent& event) OVERRIDE;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(DeviceListUpdaterAuraX11);
 };
 
 }  // namespace aura
 
 #endif  // UI_AURA_DEVICE_LIST_UPDATER_AURAX11_H_