Update SetPaintToLayer to accept LayerType

ui/message_center/views/message_center_button_bar.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 "ui/message_center/views/message_center_button_bar.h"
 
 #include "base/macros.h"
 #include "build/build_config.h"
 #include "ui/base/models/simple_menu_model.h"
 #include "ui/base/resource/resource_bundle.h"
@@ skipping 86 matching lines @@
       message_center_(message_center),
 #if defined(OS_LINUX) && !defined(OS_CHROMEOS)
       close_bubble_button_(NULL),
 #endif
       title_arrow_(NULL),
       notification_label_(NULL),
       button_container_(NULL),
       close_all_button_(NULL),
       settings_button_(NULL),
       quiet_mode_button_(NULL) {
-  SetPaintToLayer(true);
+  SetPaintToLayer();
   set_background(
       views::Background::CreateSolidBackground(kMessageCenterBackgroundColor));
 
   ui::ResourceBundle& resource_bundle = ui::ResourceBundle::GetSharedInstance();
 
   title_arrow_ = new NotificationCenterButton(this,
                                               IDR_NOTIFICATION_ARROW,
                                               IDR_NOTIFICATION_ARROW_HOVER,
                                               IDR_NOTIFICATION_ARROW_PRESSED,
                                               0);
@@ skipping 182 matching lines @@
 #if defined(OS_LINUX) && !defined(OS_CHROMEOS)
   } else if (sender == close_bubble_button_) {
     message_center_view()->tray()->HideMessageCenterBubble();
 #endif
   } else {
     NOTREACHED();
   }
 }
 
 }  // namespace message_center