[ash/shelf] ResourceBundle should be used as pointer not non-const ref

ash/shelf/shelf_view.cc

 // Copyright (c) 2012 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/shelf/shelf_view.h"
 
 #include <algorithm>
 
 #include "ash/ash_constants.h"
 #include "ash/ash_switches.h"
@@ skipping 154 matching lines @@
 ShelfMenuModelAdapter::ShelfMenuModelAdapter(ShelfMenuModel* menu_model)
     : MenuModelAdapter(menu_model),
       menu_model_(menu_model) {
 }
 
 const gfx::FontList* ShelfMenuModelAdapter::GetLabelFontList(
     int command_id) const {
   if (command_id != kCommandIdOfMenuName)
     return MenuModelAdapter::GetLabelFontList(command_id);
 
-  ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
-  return &rb.GetFontList(ui::ResourceBundle::BoldFont);
+  ui::ResourceBundle* rb = &ui::ResourceBundle::GetSharedInstance();
+  return &rb->GetFontList(ui::ResourceBundle::BoldFont);
 }
 
 bool ShelfMenuModelAdapter::IsCommandEnabled(int id) const {
   return id != kCommandIdOfMenuName;
 }
 
 bool ShelfMenuModelAdapter::GetForegroundColor(int command_id,
                                                bool is_hovered,
                                                SkColor* override_color) const {
   if (command_id != kCommandIdOfMenuName)
@@ skipping 1807 matching lines @@
       distance = bounds.x() - coordinate.x();
       break;
     case SHELF_ALIGNMENT_TOP:
       distance = coordinate.y() - bounds.bottom();
       break;
   }
   return distance > 0 ? distance : 0;
 }
 
 }  // namespace ash