mash: Migrate shelf menus to wm common types

ash/aura/wm_shelf_aura.h

 // Copyright 2016 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_AURA_WM_SHELF_AURA_H_
 #define ASH_AURA_WM_SHELF_AURA_H_
 
 #include "ash/ash_export.h"
 #include "ash/common/shelf/wm_shelf.h"
 #include "ash/shelf/shelf_icon_observer.h"
@@ skipping 22 matching lines @@
   void Shutdown();
 
   static Shelf* GetShelf(WmShelf* shelf);
 
  private:
   void ResetShelfLayoutManager();
 
   // WmShelf:
   WmWindow* GetWindow() override;
   ShelfAlignment GetAlignment() const override;
+  void SetAlignment(ShelfAlignment alignment) override;
+  ShelfAutoHideBehavior GetAutoHideBehavior() const override;
+  void SetAutoHideBehavior(ShelfAutoHideBehavior behavior) override;
   ShelfBackgroundType GetBackgroundType() const override;
   void UpdateVisibilityState() override;
   ShelfVisibilityState GetVisibilityState() const override;
   void UpdateIconPositionForWindow(WmWindow* window) override;
   gfx::Rect GetScreenBoundsOfItemIconForWindow(WmWindow* window) override;
   void AddObserver(WmShelfObserver* observer) override;
   void RemoveObserver(WmShelfObserver* observer) override;
 
   // ShelfLayoutManagerObserver:
   void WillDeleteShelfLayoutManager() override;
@@ skipping 11 matching lines @@
   ShelfLayoutManager* shelf_layout_manager_ = nullptr;
 
   base::ObserverList<WmShelfObserver> observers_;
 
   DISALLOW_COPY_AND_ASSIGN(WmShelfAura);
 };
 
 }  // namespace ash
 
 #endif  // ASH_AURA_WM_SHELF_AURA_H_