Roll src/third_party/libyuv/ 7bffe5e1c..d8136924b (16 commits)

https://chromium.googlesource.com/libyuv/libyuv.git/+log/7bffe5e1c54b..d8136924bd0b

$ git log 7bffe5e1c..d8136924b --date=short --no-merges --format='%ad %ae %s'
2017-07-21 fbarchard Rename convert to yuvconvert for linux.mk
2017-07-20 fbarchard Remove deprecated macOS SDK overrides.
2017-07-20 fbarchard add exe_and_shlib_deps dependency for libc++ new[]
2017-07-19 fbarchard Roll chromium_revision 964fc7fe..c138801d (478724:487352)
2017-07-18 fbarchard include <new> header for benefit of new clang builds
2017-07-13 fbarchard Update .gn to set a min SDK for macOS via GN.
2017-06-19 fbarchard Move compare functions into a unittest class
2017-06-12 kjellander Roll chromium_revision ce95e5d8..964fc7fe (465389:478724)
2017-06-09 fbarchard Remove ARM NaCL macros from source
2017-06-08 fbarchard Lint fix for C casting for rotation code on arm
2017-06-07 fbarchard Hamming Distance using 16 bit accumulators
2017-06-06 fbarchard Port HammingDistance_NEON 32 bit code to 64 bit
2017-06-06 fbarchard HammingDistance_NEON optimized looping
2017-06-05 fbarchard HammingDistance_NEON ported to 32 bit
2017-06-05 fbarchard ScaleDown odd functions adjust math so last pixel is half width source.
2017-06-01 kjellander Remove duplicated bot linux_msan in cq.cfg.

Created with:
  roll-dep src/third_party/libyuv

R=kjellander@chromium.org

Bug: libyuv:712
Test: try bot build
Change-Id: Ie556bd40f7104e058399486d37e46a03b3bdeab2
Reviewed-on: https://chromium-review.googlesource.com/581632
Commit-Queue: Frank Barchard <fbarchard@google.com>
Reviewed-by: Nico Weber <thakis@chromium.org>
Reviewed-by: Frank Barchard <fbarchard@google.com>
Cr-Commit-Position: refs/heads/master@{#488772}

DEPS

@@ -244,7 +244,7 @@ deps = {
     Var('chromium_git') + '/external/github.com/open-source-parsers/jsoncpp.git' + '@' + 'f572e8e42e22cfcf5ab0aea26574f408943edfa4', # from svn 248
 
   'src/third_party/libyuv':
-    Var('chromium_git') + '/libyuv/libyuv.git' + '@' + '7bffe5e1c54bc22daebd57003735e61693719ac6',  # from r1655
+    Var('chromium_git') + '/libyuv/libyuv.git' + '@' + 'd8136924bd0bef0cf39ef379d03196950ce58418',  # from r1662
 
   'src/third_party/smhasher/src':
     Var('chromium_git') + '/external/smhasher.git' + '@' + 'e87738e57558e0ec472b2fc3a643b838e5b6e88f',