Roll WebRTC from 5956a17ed665 to 1eb3e4c9ba5c (2 revisions)

https://webrtc.googlesource.com/src.git/+log/5956a17ed665..1eb3e4c9ba5c

2020-09-18 chromium-webrtc-autoroll@webrtc-ci.iam.gserviceaccount.com Roll chromium_revision eeb9e4d5..9cee95fc (808031:808139)
2020-09-17 chromium-webrtc-autoroll@webrtc-ci.iam.gserviceaccount.com Roll chromium_revision 303ad9b2..eeb9e4d5 (807890:808031)

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/+doc/master/autoroll/README.md

Bug: None
Tbr: webrtc-chromium-sheriffs-robots@google.com
Change-Id: I187ace85a5f857d0134e334d9a670b32e4d31cf4
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2417757Reviewed-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@{#808214}

DEPS

@@ -1476,7 +1476,7 @@ deps = {
   },
 
   'src/third_party/webrtc':
-    Var('webrtc_git') + '/src.git' + '@' + '5956a17ed665aabd4562a4a7337e3f6f56e5f0c1',
+    Var('webrtc_git') + '/src.git' + '@' + '1eb3e4c9ba5c5c943ca22cfadd190e186ad38f06',
 
   'src/third_party/libgifcodec':
      Var('skia_git') + '/libgifcodec' + '@'+  Var('libgifcodec_revision'),