chromeos: Move files in //ash/common to //ash

ash/shelf/shelf_constants.h

 // Copyright 2013 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_SHELF_SHELF_CONSTANTS_H_
-#define ASH_COMMON_SHELF_SHELF_CONSTANTS_H_
+#ifndef ASH_SHELF_SHELF_CONSTANTS_H_
+#define ASH_SHELF_SHELF_CONSTANTS_H_
 
 #include "ash/ash_export.h"
 #include "third_party/skia/include/core/SkColor.h"
 
 namespace ash {
 
 enum ShelfConstant {
   // Size of the shelf when visible (height when the shelf is horizontal and
   // width when the shelf is vertical).
   SHELF_SIZE,
@@ skipping 55 matching lines @@
 // The radius of the circular material design app list button.
 extern const int kAppListButtonRadius;
 
 // The direction of the focus cycling.
 enum CycleDirection { CYCLE_FORWARD, CYCLE_BACKWARD };
 
 ASH_EXPORT int GetShelfConstant(ShelfConstant shelf_constant);
 
 }  // namespace ash
 
-#endif  // ASH_COMMON_SHELF_SHELF_CONSTANTS_H_
+#endif  // ASH_SHELF_SHELF_CONSTANTS_H_