Roll src/third_party/webrtc 00032698ac99..87eece9421e1 (3 commits)

https://webrtc.googlesource.com/src.git/+log/00032698ac99..87eece9421e1

git log 00032698ac99..87eece9421e1 --date=short --first-parent --format='%ad %ae %s'
2020-04-17 hbos@webrtc.org [Adaptation] Introducing call/adaptation/ResourceAdaptationProcessor.
2020-04-17 hbos@webrtc.org [Adaptation] Rename the processor "VideoStreamEncoderResourceManager".
2020-04-17 hbos@webrtc.org [Adaptation] Report AdaptationCounters OnVideoSourceRestrictionsUpdated.

Created with:
  gclient setdep -r src/third_party/webrtc@87eece9421e1

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

Bug: None
Tbr: webrtc-chromium-sheriffs-robots@google.com
Change-Id: Icf0f594cbb47687d10ef248a1753e2b687b1b3e7
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2153021Reviewed-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@{#760203}

DEPS

@@ -1447,7 +1447,7 @@ deps = {
   },
 
   'src/third_party/webrtc':
-    Var('webrtc_git') + '/src.git' + '@' + '00032698ac9953828112b8e011445cd2b9a44b83',
+    Var('webrtc_git') + '/src.git' + '@' + '87eece9421e14660f5e9352118ae7712563565f2',
 
   'src/third_party/libgifcodec':
      Var('skia_git') + '/libgifcodec' + '@'+  Var('libgifcodec_revision'),