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

mash/shelf/shelf_model_observer.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_MODEL_OBSERVER_H_
-#define ASH_SHELF_SHELF_MODEL_OBSERVER_H_
+#ifndef MASH_SHELF_SHELF_MODEL_OBSERVER_H_
+#define MASH_SHELF_SHELF_MODEL_OBSERVER_H_
 
-#include "ash/ash_export.h"
-#include "ash/shelf/shelf_item_types.h"
+#include "mash/shelf/shelf_item_types.h"
 
-namespace ash {
+namespace mash {
+namespace shelf {
 
 struct ShelfItem;
 
-class ASH_EXPORT ShelfModelObserver {
+class ShelfModelObserver {
  public:
   // Invoked after an item has been added to the model.
   virtual void ShelfItemAdded(int index) = 0;
 
   // Invoked after an item has been removed. |index| is the index the item was
   // at.
   virtual void ShelfItemRemoved(int index, ShelfID id) = 0;
 
   // Invoked after an item has been moved. See ShelfModel::Move() for details
   // of the arguments.
   virtual void ShelfItemMoved(int start_index, int target_index) = 0;
 
   // Invoked when the state of an item changes. |old_item| is the item
   // before the change.
   virtual void ShelfItemChanged(int index, const ShelfItem& old_item) = 0;
 
   // Invoked when shelf status is changed.
   virtual void ShelfStatusChanged() = 0;
 
  protected:
   virtual ~ShelfModelObserver() {}
 };
 
-}  // namespace ash
+}  // namespace shelf
+}  // namespace mash
 
-#endif  // ASH_SHELF_SHELF_MODEL_OBSERVER_H_
+#endif  // MASH_SHELF_SHELF_MODEL_OBSERVER_H_