ash: Remove WmShelf::IsShowingOverflowBubble

ash/common/shelf/wm_shelf.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_COMMON_SHELF_WM_SHELF_H_
 #define ASH_COMMON_SHELF_WM_SHELF_H_
 
 #include "ash/ash_export.h"
 #include "ash/common/shelf/shelf_types.h"
 
@@ skipping 46 matching lines @@
   // widget. Returns null if shelf dimming is not supported (e.g. on mus).
   // TODO(jamescook): Delete this after material design ships, as MD will not
   // require shelf dimming. http://crbug.com/614453
   virtual WmDimmerView* CreateDimmerView(bool disable_animations_for_test) = 0;
 
   // Shelf items are slightly dimmed (e.g. when a window is maximized).
   // TODO(jamescook): Delete this after material design ships, as MD will not
   // require shelf dimming. http://crbug.com/614453
   virtual bool IsDimmed() const = 0;
 
-  // Whether the shelf item overflow bubble is visible.
-  // TODO(jamescook): Eliminate when ShelfView moves to //ash/common.
-  // http://crbug.com/615155
-  virtual bool IsShowingOverflowBubble() const = 0;
-
   // Schedules a repaint for all shelf buttons.
   // TODO(jamescook): Eliminate when ShelfView moves to //ash/common.
   // http://crbug.com/615155
   virtual void SchedulePaint() = 0;
 
   // Whether the shelf view is visible.
   // TODO(jamescook): Consolidate this with GetVisibilityState().
   virtual bool IsVisible() const = 0;
 
   virtual void UpdateVisibilityState() = 0;
@@ skipping 26 matching lines @@
   virtual ShelfLockingManager* GetShelfLockingManagerForTesting() = 0;
   virtual ShelfView* GetShelfViewForTesting() = 0;
 
  protected:
   virtual ~WmShelf() {}
 };
 
 }  // namespace ash
 
 #endif  // ASH_COMMON_SHELF_WM_SHELF_H_