Address Win/Clang style plugin error in hwnd_message_handler.h

ui/views/win/hwnd_message_handler.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 UI_VIEWS_WIN_HWND_MESSAGE_HANDLER_H_
 #define UI_VIEWS_WIN_HWND_MESSAGE_HANDLER_H_
 
 #include <windows.h>
 
 #include <set>
@@ skipping 569 matching lines @@
   // to Aero(glass) we delay setting the DWM related properties in full
   // screen mode as DWM is not supported in full screen windows. We perform
   // the DWM related operations when the window comes out of fullscreen mode.
   // This member variable is set to true if the window is transitioning to
   // glass. Defaults to false.
   bool dwm_transition_desired_;
 
   // Manages observation of Windows Session Change messages.
   scoped_ptr<WindowsSessionChangeObserver> windows_session_change_observer_;
 
+  // This class provides functionality to register the legacy window as a
+  // Direct Manipulation consumer. This allows us to support smooth scroll
+  // in Chrome on Windows 10.
+  scoped_ptr<gfx::win::DirectManipulationHelper> direct_manipulation_helper_;
+
   // The WeakPtrFactories below must occur last in the class definition so they
   // get destroyed last.
 
   // The factory used to lookup appbar autohide edges.
   base::WeakPtrFactory<HWNDMessageHandler> autohide_factory_;
 
   // The factory used with BEGIN_SAFE_MSG_MAP_EX.
   base::WeakPtrFactory<HWNDMessageHandler> weak_factory_;
 
-  // This class provides functionality to register the legacy window as a
-  // Direct Manipulation consumer. This allows us to support smooth scroll
-  // in Chrome on Windows 10.
-  scoped_ptr<gfx::win::DirectManipulationHelper> direct_manipulation_helper_;
-
   DISALLOW_COPY_AND_ASSIGN(HWNDMessageHandler);
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_WIN_HWND_MESSAGE_HANDLER_H_