Roll src/third_party/ffmpeg/ 35740fc7b..12183cc16 (5 commits).

https://chromium.googlesource.com/chromium/third_party/ffmpeg.git/+log/35740fc7b72a..12183cc1619b

$ git log 35740fc7b..12183cc16 --date=short --no-merges --format='%ad %ae %s'
2016-09-09 wolenetz avformat/mov: Fix potential integer overflow in mov_read_keys
2016-09-01 chcunningham Detect basename collisions irrespective of file extension.
2016-08-30 chcunningham Adding generate_gn_unittests.py to PRESUBMIT
2016-08-30 chcunningham FFmpeg generate_gn.py: Fix tests and logic reduction algorithm.
2016-08-29 apatole Fix Chrome ARM64 linux compilation errors

TBR=chcunningham@chromium.org,servolk@chromium.org, xhwang@chromium.org
BUG=643948,627567,535788,613452

Review-Url: https://codereview.chromium.org/2330633002
Cr-Commit-Position: refs/heads/master@{#417800}
1 file changed