Roll src/third_party/webrtc 1899c1270f0c..168b4977f3c2 (2 commits)

https://webrtc.googlesource.com/src.git/+log/1899c1270f0c..168b4977f3c2


git log 1899c1270f0c..168b4977f3c2 --date=short --no-merges --format='%ad %ae %s'
2018-07-31 buildbot@webrtc.org Roll chromium_revision fdf31b15..fb3a9711 (579160:579262)
2018-07-30 peah@webrtc.org AEC3: Increasing the accuracy of the detection for early reverb


Created with:
  gclient setdep -r src/third_party/webrtc@168b4977f3c2

The AutoRoll server is located here: https://webrtc-chromium-roll.skia.org

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+/master/autoroll/README.md

If the roll is causing failures, please contact the current sheriff, who should
be CC'd on the roll, and stop the roller if necessary.

CQ_INCLUDE_TRYBOTS=luci.chromium.try:linux_chromium_archive_rel_ng;master.tryserver.chromium.mac:mac_chromium_archive_rel_ng

BUG=chromium:None,chromium:865397
TBR=webrtc-chromium-sheriffs-robots@google.com

Change-Id: Id138c35b1cf30747808c3286d9b9212e2054cb84
Reviewed-on: https://chromium-review.googlesource.com/1155888Reviewed-by: webrtc-chromium-autoroll <webrtc-chromium-autoroll@skia-buildbots.google.com.iam.gserviceaccount.com>
Commit-Queue: webrtc-chromium-autoroll <webrtc-chromium-autoroll@skia-buildbots.google.com.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#579333}

DEPS

@@ -1034,7 +1034,7 @@ deps = {
     Var('chromium_git') + '/external/khronosgroup/webgl.git' + '@' + '21dbf06b5aa6c7dc8cf56314d4a3f96f57956c53',
 
   'src/third_party/webrtc':
-    Var('webrtc_git') + '/src.git' + '@' + '1899c1270f0ce4264c6a579c3d86f81ac0e98aea',
+    Var('webrtc_git') + '/src.git' + '@' + '168b4977f3c2cdd90271d402a33c1577d2e5303e',
 
   'src/third_party/xdg-utils': {
       'url': Var('chromium_git') + '/chromium/deps/xdg-utils.git' + '@' + 'd80274d5869b17b8c9067a1022e4416ee7ed5e0d',