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

ash/system/tray/tray_image_item.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_IMAGE_ITEM_H_
-#define ASH_COMMON_SYSTEM_TRAY_TRAY_IMAGE_ITEM_H_
+#ifndef ASH_SYSTEM_TRAY_TRAY_IMAGE_ITEM_H_
+#define ASH_SYSTEM_TRAY_TRAY_IMAGE_ITEM_H_
 
 #include "ash/ash_export.h"
-#include "ash/common/system/tray/system_tray_item.h"
+#include "ash/system/tray/system_tray_item.h"
 #include "base/macros.h"
 #include "third_party/skia/include/core/SkColor.h"
 
 namespace views {
 class ImageView;
 }
 
 namespace gfx {
 struct VectorIcon;
 }
@@ skipping 36 matching lines @@
   SkColor icon_color_;
 
   // The image view in the tray.
   TrayItemView* tray_view_;
 
   DISALLOW_COPY_AND_ASSIGN(TrayImageItem);
 };
 
 }  // namespace ash
 
-#endif  // ASH_COMMON_SYSTEM_TRAY_TRAY_IMAGE_ITEM_H_
+#endif  // ASH_SYSTEM_TRAY_TRAY_IMAGE_ITEM_H_