Update SetPaintToLayer to accept LayerType

ash/common/shelf/shelf_button.cc

 // Copyright 2013 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.
 
 #include "ash/common/shelf/shelf_button.h"
 
 #include <algorithm>
 
 #include "ash/common/ash_constants.h"
 #include "ash/common/material_design/material_design_controller.h"
@@ skipping 255 matching lines @@
   }
 
   const gfx::ShadowValue kShadows[] = {
       gfx::ShadowValue(gfx::Vector2d(0, 2), 0, SkColorSetARGB(0x1A, 0, 0, 0)),
       gfx::ShadowValue(gfx::Vector2d(0, 3), 1, SkColorSetARGB(0x1A, 0, 0, 0)),
       gfx::ShadowValue(gfx::Vector2d(0, 0), 1, SkColorSetARGB(0x54, 0, 0, 0)),
   };
   icon_shadows_.assign(kShadows, kShadows + arraysize(kShadows));
 
   // TODO: refactor the layers so each button doesn't require 2.
-  icon_view_->SetPaintToLayer(true);
+  icon_view_->SetPaintToLayer();
   icon_view_->layer()->SetFillsBoundsOpaquely(false);
   icon_view_->SetHorizontalAlignment(views::ImageView::CENTER);
   icon_view_->SetVerticalAlignment(views::ImageView::LEADING);
   // Do not make this interactive, so that events are sent to ShelfView.
   icon_view_->set_interactive(false);
 
   AddChildView(bar_);
   AddChildView(icon_view_);
 }
 
@@ skipping 311 matching lines @@
         bar_->SetHorizontalAlignment(views::ImageView::TRAILING);
         bar_->SetVerticalAlignment(views::ImageView::CENTER);
         break;
     }
     bar_->SchedulePaint();
   }
   bar_->SetVisible(bar_id != 0 && state_ != STATE_NORMAL);
 }
 
 }  // namespace ash