Roll src/third_party/ffmpeg/ e91355afa..141e56ccf (1 commit).

https://chromium.googlesource.com/chromium/third_party/ffmpeg.git/+log/e91355afac54..141e56ccf7fc

$ git log e91355afa..141e56ccf --date=short --no-merges --format='%ad %ae %s'
2016-11-21 wolenetz lavc/libopusdec.c Fix ff_vorbis_channel_layouts OOB

TBR=dalecurtis@chromium.org
BUG=666794, 591845

Review-Url: https://codereview.chromium.org/2518063003
Cr-Commit-Position: refs/heads/master@{#433766}
1 file changed