chromeos: Move files in //ash/common to //ash, part 1

ash/system/power/dual_role_notification.h

 // Copyright 2015 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 ASH_COMMON_SYSTEM_CHROMEOS_POWER_DUAL_ROLE_NOTIFICATION_H_
-#define ASH_COMMON_SYSTEM_CHROMEOS_POWER_DUAL_ROLE_NOTIFICATION_H_
+#ifndef ASH_SYSTEM_POWER_DUAL_ROLE_NOTIFICATION_H_
+#define ASH_SYSTEM_POWER_DUAL_ROLE_NOTIFICATION_H_
 
 #include <stddef.h>
 
 #include <memory>
 
 #include "ash/ash_export.h"
-#include "ash/common/system/chromeos/power/power_status.h"
+#include "ash/system/power/power_status.h"
 #include "base/macros.h"
 
 namespace message_center {
 class MessageCenter;
 class Notification;
 }
 
 namespace ash {
 
 // Shows a non-toasting MessageCenter notification based on what dual-role
@@ skipping 14 matching lines @@
   std::unique_ptr<PowerStatus::PowerSource> dual_role_source_;
   std::unique_ptr<PowerStatus::PowerSource> dual_role_sink_;
   size_t num_dual_role_sinks_;
   bool line_power_connected_;
 
   DISALLOW_COPY_AND_ASSIGN(DualRoleNotification);
 };
 
 }  // namespace ash
 
-#endif  // ASH_COMMON_SYSTEM_CHROMEOS_POWER_DUAL_ROLE_NOTIFICATION_H_
+#endif  // ASH_SYSTEM_POWER_DUAL_ROLE_NOTIFICATION_H_