ash: Rename more Launcher classes to Shelf*.

ash/shelf/shelf_view.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_SHELF_SHELF_VIEW_H_
 #define ASH_SHELF_SHELF_VIEW_H_
 
 #include <utility>
 #include <vector>
 
@@ skipping 16 matching lines @@
 }
 
 namespace ash {
 
 namespace test {
 class ShelfViewTestAPI;
 }
 
 class LauncherDelegate;
 struct LauncherItem;
-class LauncherItemDelegateManager;
 class ShelfIconObserver;
+class ShelfItemDelegateManager;
 class ShelfModel;
 
 namespace internal {
 
 class DragImageView;
 class OverflowBubble;
 class OverflowButton;
 class ShelfButton;
 class ShelfLayoutManager;
 class ShelfTooltipManager;
@@ skipping 375 matching lines @@
 
   // The view which gets replaced by our drag icon proxy.
   views::View* drag_replaced_view_;
 
   // True when the icon was dragged off the shelf.
   bool dragged_off_shelf_;
 
   // The rip off view when a snap back operation is underway.
   views::View* snap_back_from_rip_off_view_;
 
-  // Holds LauncherItemDelegateManager.
-  LauncherItemDelegateManager* item_manager_;
+  // Holds ShelfItemDelegateManager.
+  ShelfItemDelegateManager* item_manager_;
 
   // Holds ShelfLayoutManager.
   ShelfLayoutManager* layout_manager_;
 
   // True when this ShelfView is used for Overflow Bubble.
   bool overflow_mode_;
 
   DISALLOW_COPY_AND_ASSIGN(ShelfView);
 };
 
 }  // namespace internal
 }  // namespace ash
 
 #endif  // ASH_SHELF_SHELF_VIEW_H_