Roll WebRTC from a376518817f9 to 563d497e009f (7 revisions)

https://webrtc.googlesource.com/src.git/+log/a376518817f9..563d497e009f

2020-07-08 handellm@webrtc.org SimulatedTaskQueue: release lock before destroying tasks.
2020-07-08 mbonadei@webrtc.org Fix 'Perf Android32 (M Nexus5)' config in MB.
2020-07-08 mbonadei@webrtc.org Reland "Add possibility to expand strings in the autoroller."
2020-07-08 danilchap@webrtc.org Delete RtcpDemuxer as unused
2020-07-08 handellm@webrtc.org Partly migrate test/ to webrtc::Mutex.
2020-07-08 danilchap@webrtc.org Cleanup setting VideoQualityTestFixtureInterface::Param struct
2020-07-08 mbonadei@webrtc.org Revert "Add possibility to expand strings in the autoroller."

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: I7a93f5349dfa38d87b0bedac084be4ef0bfa5f3e
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2288550Reviewed-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@{#786515}

DEPS

@@ -1463,7 +1463,7 @@ deps = {
   },
 
   'src/third_party/webrtc':
-    Var('webrtc_git') + '/src.git' + '@' + 'a376518817f99f56c28c619f49eea7a679d24104',
+    Var('webrtc_git') + '/src.git' + '@' + '563d497e009ffbcb146ba5937dcf8e6779ff47a2',
 
   'src/third_party/libgifcodec':
      Var('skia_git') + '/libgifcodec' + '@'+  Var('libgifcodec_revision'),