Retain the menu models in the class along with the menu runner.

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>
 
 #include "ash/shelf/shelf_button_host.h"
 #include "ash/shelf/shelf_model_observer.h"
 #include "ash/wm/gestures/shelf_gesture_handler.h"
 #include "base/observer_list.h"
 #include "ui/app_list/views/app_list_drag_and_drop_host.h"
 #include "ui/views/animation/bounds_animator_observer.h"
 #include "ui/views/context_menu_controller.h"
 #include "ui/views/controls/button/button.h"
 #include "ui/views/focus/focus_manager.h"
 #include "ui/views/view.h"
 
+namespace ui {
+class MenuModel;
+}
+
 namespace views {
 class BoundsAnimator;
-class MenuModelAdapter;
 class MenuRunner;
 class ViewModel;
 }
 
 namespace ash {
 class ShelfDelegate;
 class ShelfIconObserver;
 class ShelfItemDelegateManager;
 class ShelfModel;
 struct ShelfItem;
@@ skipping 248 matching lines @@
   // The |event_flags| are the flags of the event which triggered this menu.
   bool ShowListMenuForView(const ShelfItem& item,
                            views::View* source,
                            const ui::Event& event);
 
   // Overridden from views::ContextMenuController:
   virtual void ShowContextMenuForView(views::View* source,
                                       const gfx::Point& point,
                                       ui::MenuSourceType source_type) OVERRIDE;
 
-  // Show either a context or normal click menu of given |menu_model_adapter|.
+  // Show either a context or normal click menu of given |menu_model|.
   // If |context_menu| is set, the displayed menu is a context menu and not
   // a menu listing one or more running applications.
   // The |click_point| is only used for |context_menu|'s.
-  void ShowMenu(scoped_ptr<views::MenuModelAdapter> menu_model_adapter,
+  void ShowMenu(ui::MenuModel* menu_model,
                 views::View* source,
                 const gfx::Point& click_point,
                 bool context_menu,
                 ui::MenuSourceType source_type);
 
   // Overridden from views::BoundsAnimatorObserver:
   virtual void OnBoundsAnimatorProgressed(
       views::BoundsAnimator* animator) OVERRIDE;
   virtual void OnBoundsAnimatorDone(views::BoundsAnimator* animator) OVERRIDE;
 
@@ skipping 50 matching lines @@
   int drag_offset_;
 
   // Index |drag_view_| was initially at.
   int start_drag_index_;
 
   // Used for the context menu of a particular item.
   ShelfID context_menu_id_;
 
   scoped_ptr<views::FocusSearch> focus_search_;
 
+  scoped_ptr<ui::MenuModel> list_menu_model_;
+
+  scoped_ptr<ui::MenuModel> context_menu_model_;
+
   scoped_ptr<views::MenuRunner> launcher_menu_runner_;
 
   ObserverList<ShelfIconObserver> observers_;
 
   // Amount content is inset on the left edge (or top edge for vertical
   // alignment).
   int leading_inset_;
 
   ShelfGestureHandler gesture_handler_;
 
@@ skipping 55 matching lines @@
 
   // True when ripped item from overflow bubble is entered into Shelf.
   bool dragged_off_from_overflow_to_shelf_;
 
   DISALLOW_COPY_AND_ASSIGN(ShelfView);
 };
 
 }  // namespace ash
 
 #endif  // ASH_SHELF_SHELF_VIEW_H_