Realigning the WeakPtrFactory initialization order in chrome/ui folder

chrome/browser/ui/cocoa/notifications/message_center_tray_bridge.h

 // Copyright (c) 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.
 
 #ifndef CHROME_BROWSER_UI_COCOA_NOTIFICATIONS_MESSAGE_CENTER_TRAY_BRIDGE_H_
 #define CHROME_BROWSER_UI_COCOA_NOTIFICATIONS_MESSAGE_CENTER_TRAY_BRIDGE_H_
 
 #import <AppKit/AppKit.h>
 
 #include "base/basictypes.h"
@@ skipping 59 matching lines @@
 
   // Obj-C window controller for the notification tray.
   base::scoped_nsobject<MCTrayController> tray_controller_;
 
   // View that is displayed on the system menu bar item.
   base::scoped_nsobject<MCStatusItemView> status_item_view_;
 
   // Obj-C controller for the on-screen popup notifications.
   base::scoped_nsobject<MCPopupCollection> popup_collection_;
 
-  // Weak pointer factory to posts tasks to self.
-  base::WeakPtrFactory<MessageCenterTrayBridge> weak_ptr_factory_;
-
   // A PrefMember that calls OnShowStatusItemChanged when the pref is updated
   // by the user's selection in the main menu.
   BooleanPrefMember show_status_item_;
 
+  // Weak pointer factory to posts tasks to self.
+  base::WeakPtrFactory<MessageCenterTrayBridge> weak_ptr_factory_;
+
   DISALLOW_COPY_AND_ASSIGN(MessageCenterTrayBridge);
 };
 
 #endif  // CHROME_BROWSER_UI_COCOA_NOTIFICATIONS_MESSAGE_CENTER_TRAY_BRIDGE_H_