Fork a subset of ash/shelf for use in mash.

mash/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_SHELF_SHELF_CONSTANTS_H_
-#define ASH_SHELF_SHELF_CONSTANTS_H_
+#ifndef MASH_SHELF_SHELF_CONSTANTS_H_
+#define MASH_SHELF_SHELF_CONSTANTS_H_
 
-#include "ash/ash_export.h"
 
-namespace ash {
+namespace mash {
+namespace shelf {
 
 // Max alpha of the shelf background.
-ASH_EXPORT extern const int kShelfBackgroundAlpha;
+extern const int kShelfBackgroundAlpha;
 
 // Invalid image resource id used for ShelfItemDetails.
 extern const int kInvalidImageResourceID;
 
-const int kInvalidShelfID = 0;
+extern const int kInvalidShelfID;
 
 // Size of the shelf when visible (height when the shelf is horizontal).
-ASH_EXPORT extern const int kShelfSize;
+extern const int kShelfSize;
 
 // Size of the space between buttons on the shelf.
-ASH_EXPORT extern const int kShelfButtonSpacing;
+extern const int kShelfButtonSpacing;
 
 // Size allocated for each button on the shelf.
-ASH_EXPORT extern const int kShelfButtonSize;
+extern const int kShelfButtonSize;
 
 // Animation duration for switching black shelf and dock background on and off.
-ASH_EXPORT extern const int kTimeToSwitchBackgroundMs;
+extern const int kTimeToSwitchBackgroundMs;
 
 // The direction of the focus cycling.
 enum CycleDirection {
   CYCLE_FORWARD,
   CYCLE_BACKWARD
 };
 
-}  // namespace ash
+}  // namespace shelf
+}  // namespace mash
 
-#endif  // ASH_SHELF_SHELF_CONSTANTS_H_
+#endif  // MASH_SHELF_SHELF_CONSTANTS_H_