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

ash/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_COMMON_SHELF_SHELF_MODEL_OBSERVER_H_
-#define ASH_COMMON_SHELF_SHELF_MODEL_OBSERVER_H_
+#ifndef ASH_SHELF_SHELF_MODEL_OBSERVER_H_
+#define ASH_SHELF_SHELF_MODEL_OBSERVER_H_
 
 #include "ash/ash_export.h"
-#include "ash/common/shelf/shelf_item_types.h"
+#include "ash/shelf/shelf_item_types.h"
 
 namespace ash {
 
 struct ShelfItem;
 class ShelfItemDelegate;
 
 class ASH_EXPORT ShelfModelObserver {
  public:
   // Invoked after an item has been added to the model.
   virtual void ShelfItemAdded(int index) = 0;
@@ skipping 16 matching lines @@
   // TODO(skuhne): Find the real reason for this problem and remove this fix.
   virtual void OnSetShelfItemDelegate(ShelfID id,
                                       ShelfItemDelegate* item_delegate) = 0;
 
  protected:
   virtual ~ShelfModelObserver() {}
 };
 
 }  // namespace ash
 
-#endif  // ASH_COMMON_SHELF_SHELF_MODEL_OBSERVER_H_
+#endif  // ASH_SHELF_SHELF_MODEL_OBSERVER_H_