I think these functions are so hard to understand, so I tried to
make an as grounded example as possible.
Bug: chromium:1029452
Change-Id: I5d4284bc15b39cb94ba42d2c483a619ecf42fb91
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/168945
Reviewed-by: Artem Titov <titovartem@webrtc.org>
Commit-Queue: Patrik Höglund <phoglund@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#30590}