win: Move DXVAVideoDecodeAccelerator's WeakPtrFactory member to the end.

content/common/gpu/media/dxva_video_decode_accelerator.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 CONTENT_COMMON_GPU_MEDIA_DXVA_VIDEO_DECODE_ACCELERATOR_H_
 #define CONTENT_COMMON_GPU_MEDIA_DXVA_VIDEO_DECODE_ACCELERATOR_H_
 
 #include <d3d11.h>
 #include <d3d9.h>
 // Work around bug in this header by disabling the relevant warning for it.
@@ skipping 325 matching lines @@
 
   // Task runner to be used for posting tasks to the decoder thread.
   scoped_refptr<base::SingleThreadTaskRunner> decoder_thread_task_runner_;
 
   // Task runner to be used for posting tasks to the main thread.
   scoped_refptr<base::SingleThreadTaskRunner> main_thread_task_runner_;
 
   // Used to synchronize access between the decoder thread and the main thread.
   base::Lock decoder_lock_;
 
-  // WeakPtrFactory for posting tasks back to |this|.
-  base::WeakPtrFactory<DXVAVideoDecodeAccelerator> weak_this_factory_;
-
   // Disallow rebinding WeakReference ownership to a different thread by
   // keeping a persistent reference. This avoids problems with the
   // thread safety of reaching into this class from multiple threads to
   // attain a WeakPtr.
-  const base::WeakPtr<DXVAVideoDecodeAccelerator> weak_ptr_;
+  base::WeakPtr<DXVAVideoDecodeAccelerator> weak_ptr_;
 
   // Set to true if we are in the context of a Flush operation. Used to prevent
   // multiple flush done notifications being sent out.
   bool pending_flush_;
 
   // Defaults to false. Indicates if we should use D3D or DX11 interfaces for
   // H/W decoding.
   bool use_dx11_;
 
   // Set to true if the DX11 video format converter input media types need to
   // be initialized. Defaults to true.
   bool dx11_video_format_converter_media_type_needs_init_;
 
   // The GLContext to be used by the decoder.
   scoped_refptr<gfx::GLContext> gl_context_;
 
+  // WeakPtrFactory for posting tasks back to |this|.
+  base::WeakPtrFactory<DXVAVideoDecodeAccelerator> weak_this_factory_;
+
   // Function pointer for the MFCreateDXGIDeviceManager API.
   static CreateDXGIDeviceManager create_dxgi_device_manager_;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_COMMON_GPU_MEDIA_DXVA_VIDEO_DECODE_ACCELERATOR_H_