Roll src/third_party/webrtc e899629be4d8..af6c139eb6ff (3 commits)

https://webrtc.googlesource.com/src.git/+log/e899629be4d8..af6c139eb6ff


git log e899629be4d8..af6c139eb6ff --date=short --no-merges --format='%ad %ae %s'
2018-09-14 saza@webrtc.org Drop legacy AEC metrics interface from ApmTest.Process
2018-09-14 maxmorin@webrtc.org Revert "Reland Profile 2 to default profiles"
2018-09-14 henrik.lundin@webrtc.org Let NetEq use the PLC output from a decoder


Created with:
  gclient setdep -r src/third_party/webrtc@af6c139eb6ff

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

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;luci.chromium.try:mac_chromium_archive_rel_ng
TBR=webrtc-chromium-sheriffs-robots@google.com

Change-Id: I5c07cff51ee5949db9b7a29121fff98a60a7990d
Reviewed-on: https://chromium-review.googlesource.com/1226378Reviewed-by: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#591325}

DEPS

@@ -1098,7 +1098,7 @@ deps = {
     Var('chromium_git') + '/external/khronosgroup/webgl.git' + '@' + '7ca87fb1d3da3b3d2060886e8c58e726d74c8219',
 
   'src/third_party/webrtc':
-    Var('webrtc_git') + '/src.git' + '@' + 'e899629be4d8c86d3b26440b51d29db39c19b490',
+    Var('webrtc_git') + '/src.git' + '@' + 'af6c139eb6ff1f1b8f4565765a94bdc50f9bce90',
 
   'src/third_party/xdg-utils': {
       'url': Var('chromium_git') + '/chromium/deps/xdg-utils.git' + '@' + 'd80274d5869b17b8c9067a1022e4416ee7ed5e0d',