Roll src/third_party/webrtc 0174ffe70018..4995f872ca2f (1 commits)

https://webrtc.googlesource.com/src.git/+log/0174ffe70018..4995f872ca2f

git log 0174ffe70018..4995f872ca2f --date=short --no-merges --format='%ad %ae %s'
2019-11-22 sprang@webrtc.org Cleans up the round robin packet queue.

Created with:
  gclient setdep -r src/third_party/webrtc@4995f872ca2f

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/webrtc-chromium-autoroll
Please CC webrtc-chromium-sheriffs-robots@google.com on the revert to ensure that a human
is aware of the problem.

To report a problem with the AutoRoller itself, please file a bug:
https://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

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

TBR=webrtc-chromium-sheriffs-robots@google.com

Bug: None
Change-Id: I06979204b001f47d6465ded5688e074365d1819c
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1930484Reviewed-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@{#718084}

DEPS

@@ -1494,7 +1494,7 @@ deps = {
     Var('chromium_git') + '/external/khronosgroup/webgl.git' + '@' + 'dd55f3ca8f2ea716ca917a4aaf36f0729fe902b1',
 
   'src/third_party/webrtc':
-    Var('webrtc_git') + '/src.git' + '@' + '0174ffe70018e85681721ae2c9a82159b7c1ee0a',
+    Var('webrtc_git') + '/src.git' + '@' + '4995f872ca2f06069af169a2cb7a1eb3b90fe0d0',
 
   # Wuffs' canonical repository is at github.com/google/wuffs, but we use
   # Skia's mirror of Wuffs, the same as in upstream Skia's DEPS file.