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

ash/system/tray/tray_notification_view.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 ASH_COMMON_SYSTEM_TRAY_TRAY_NOTIFICATION_VIEW_H_
-#define ASH_COMMON_SYSTEM_TRAY_TRAY_NOTIFICATION_VIEW_H_
+#ifndef ASH_SYSTEM_TRAY_TRAY_NOTIFICATION_VIEW_H_
+#define ASH_SYSTEM_TRAY_TRAY_NOTIFICATION_VIEW_H_
 
 #include "ui/views/view.h"
 
 namespace views {
 class ImageView;
 }
 
 namespace ash {
 
 // A view for closable notification views, laid out like:
@@ skipping 12 matching lines @@
 
  private:
   int icon_id_;
   views::ImageView* icon_;
 
   DISALLOW_COPY_AND_ASSIGN(TrayNotificationView);
 };
 
 }  // namespace ash
 
-#endif  // ASH_COMMON_SYSTEM_TRAY_TRAY_NOTIFICATION_VIEW_H_
+#endif  // ASH_SYSTEM_TRAY_TRAY_NOTIFICATION_VIEW_H_