wrench_menu: use NativeTheme colors under aura

chrome/browser/ui/views/wrench_menu.h

 // 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.
 
 #ifndef CHROME_BROWSER_UI_VIEWS_WRENCH_MENU_H_
 #define CHROME_BROWSER_UI_VIEWS_WRENCH_MENU_H_
 
 #include <map>
 #include <utility>
 
@@ skipping 84 matching lines @@
                        const content::NotificationDetails& details) OVERRIDE;
 
  private:
   class CutCopyPasteView;
   class RecentTabsMenuModelDelegate;
   class ZoomView;
 
   typedef std::pair<ui::MenuModel*,int> Entry;
   typedef std::map<int,Entry> IDToEntry;
 
+  const ui::NativeTheme* GetNativeTheme() const;
+
   // Populates |parent| with all the child menus in |model|. Recursively invokes
   // |PopulateMenu| for any submenu. |next_id| is incremented for every menu
   // that is created.
   void PopulateMenu(views::MenuItemView* parent,
                     ui::MenuModel* model,
                     int* next_id);
 
   // Adds a new menu to |parent| to represent the MenuModel/index pair passed
   // in.
   // Fur button containing menu items a |height| override can be specified with
@@ skipping 55 matching lines @@
   content::NotificationRegistrar registrar_;
 
   const bool use_new_menu_;
 
   const bool supports_new_separators_;
 
   DISALLOW_COPY_AND_ASSIGN(WrenchMenu);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_WRENCH_MENU_H_