This is a major libyuv update (almost 200 revisions):
d204db6..32ad6e0
Relevant changes:
* src/third_party/libyuv: d204db6..32ad6e0
* src/third_party/nss: d1edb68..9506806
Details: 8af41b3..dcb0929/DEPS
Since bayer and Q420 format support have been removed from libyuv, all tests related to those format are removed.
Clang version was not updated in this roll.
R=kjellander@webrtc.org
TBR=tommi
Review URL: https://webrtc-codereview.appspot.com/48989004
Cr-Commit-Position: refs/heads/master@{#9008}