[FFmpeg-cvslog] Merge commit 'e3d4784eb31b3ea4a97f2d4c698a75fab9bf3d86'

[Hendrik Leppkes]

ffmpeg | branch: master | Hendrik Leppkes <h.leppkes at gmail.com> | Thu Sep 17 11:31:40 2015 +0200| [7c46f24bde12d13e3214852b87f8bb2a8bbf0ac8] | committer: Hendrik Leppkes

Merge commit 'e3d4784eb31b3ea4a97f2d4c698a75fab9bf3d86'

* commit 'e3d4784eb31b3ea4a97f2d4c698a75fab9bf3d86':
  d3d11va: WindowsPhone requires a mutex around ID3D11VideoContext

Merged-by: Hendrik Leppkes <h.leppkes at gmail.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=7c46f24bde12d13e3214852b87f8bb2a8bbf0ac8
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