Fix remaining WeakPtrFactory ordering problems

content/renderer/media/remote_media_stream_impl.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_RENDERER_MEDIA_REMOTE_MEDIA_STREAM_IMPL_H_
 #define CONTENT_RENDERER_MEDIA_REMOTE_MEDIA_STREAM_IMPL_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/memory/ref_counted.h"
@@ skipping 73 matching lines @@
 
     base::WeakPtr<RemoteMediaStreamImpl> media_stream_;
     const scoped_refptr<base::SingleThreadTaskRunner> main_thread_;
     scoped_refptr<webrtc::MediaStreamInterface> webrtc_stream_;
   };
 
   void OnChanged(scoped_ptr<RemoteAudioTrackAdapters> audio_tracks,
                  scoped_ptr<RemoteVideoTrackAdapters> video_tracks);
 
   const scoped_refptr<base::SingleThreadTaskRunner> signaling_thread_;
-  base::WeakPtrFactory<RemoteMediaStreamImpl> weak_factory_;
-  const scoped_refptr<Observer> observer_;  // must be after weak_factory_
+  scoped_refptr<Observer> observer_;
 
   RemoteVideoTrackAdapters video_track_observers_;
   RemoteAudioTrackAdapters audio_track_observers_;
   blink::WebMediaStream webkit_stream_;
 
+  base::WeakPtrFactory<RemoteMediaStreamImpl> weak_factory_;
+
   DISALLOW_COPY_AND_ASSIGN(RemoteMediaStreamImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_MEDIA_REMOTE_MEDIA_STREAM_IMPL_H_