ash: Remove unnecessary WmShelf::SchedulePaint() method

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"
 #include "ash/shelf/shelf_layout_manager_observer.h"
@@ skipping 60 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);
 
   // 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
   bool IsDimmed() const;
 
-  // Schedules a repaint for all shelf buttons.
-  // TODO(jamescook): Eliminate when ShelfView moves to //ash/common.
-  // http://crbug.com/615155
-  void SchedulePaint();
-
   // Whether the shelf view is visible.
   // TODO(jamescook): Consolidate this with GetVisibilityState().
   bool IsVisible() const;
 
   void UpdateVisibilityState();
 
   ShelfVisibilityState GetVisibilityState() const;
 
   // Returns the ideal bounds of the shelf assuming it is visible.
   gfx::Rect GetIdealBounds();
@@ skipping 43 matching lines @@
   ShelfLayoutManager* shelf_layout_manager_ = nullptr;
 
   base::ObserverList<WmShelfObserver> observers_;
 
   DISALLOW_COPY_AND_ASSIGN(WmShelf);
 };
 
 }  // namespace ash
 
 #endif  // ASH_COMMON_SHELF_WM_SHELF_H_