Roll WebRTC from 0c83e15c6b61 to c85baeb485e2 (5 revisions)

https://webrtc.googlesource.com/src.git/+log/0c83e15c6b61..c85baeb485e2

2020-10-14 danilchap@webrtc.org Refactor ScalableVideoController::OnEncodeDone signature
2020-10-14 danilchap@webrtc.org Distinguish id for GFD and DD rtp header extensions when both are advertised
2020-10-14 chromium-webrtc-autoroll@webrtc-ci.iam.gserviceaccount.com Roll chromium_revision 51f6153d..cc4512db (816858:816967)
2020-10-14 alessiob@webrtc.org AGC2 config change detection fixed
2020-10-14 danilchap@webrtc.org Advertise dependency descriptor rtp header extension behind a field trial

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: I4488387421a091fed84c3b672d656190455a01d7
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2472629Reviewed-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@{#817248}

DEPS

@@ -1491,7 +1491,7 @@ deps = {
   },
 
   'src/third_party/webrtc':
-    Var('webrtc_git') + '/src.git' + '@' + '0c83e15c6b614d44f7bd545d518d02c681dedd65',
+    Var('webrtc_git') + '/src.git' + '@' + 'c85baeb485e2d7c18e9927593c21b9f4f041c3f6',
 
   'src/third_party/libgifcodec':
      Var('skia_git') + '/libgifcodec' + '@'+  Var('libgifcodec_revision'),