Roll src/third_party/webrtc 3f0bc2c1766a..e4ddaa949540 (3 commits)

https://webrtc.googlesource.com/src.git/+log/3f0bc2c1766a..e4ddaa949540

git log 3f0bc2c1766a..e4ddaa949540 --date=short --first-parent --format='%ad %ae %s'
2020-01-17 chromium-webrtc-autoroll@webrtc-ci.iam.gserviceaccount.com Roll chromium_revision 112d1736..f1e98807 (732519:732621)
2020-01-16 steveanton@webrtc.org Explicitly wait for ICE to complete in VerifyBestConnection
2020-01-16 steveanton@webrtc.org Explicitly wait for ICE state to transition to 'completed' in VerifyIceStates

Created with:
  gclient setdep -r src/third_party/webrtc@e4ddaa949540

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: I2edfa1c0873993a6bec84cc60a01afc25c2528b3
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2006815Reviewed-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@{#732755}

DEPS

@@ -1498,7 +1498,7 @@ deps = {
     Var('chromium_git') + '/external/khronosgroup/webgl.git' + '@' + '4f3976e9b368ccfe7b9dd02014351936296dc72c',
 
   'src/third_party/webrtc':
-    Var('webrtc_git') + '/src.git' + '@' + '3f0bc2c1766a938ae47e81ad56c573cda85da1a5',
+    Var('webrtc_git') + '/src.git' + '@' + 'e4ddaa94954081f140fa7f0bce178cea360bd797',
 
   'src/third_party/libgifcodec':
      Var('skia_git') + '/libgifcodec' + '@'+  Var('libgifcodec_revision'),