This is code that will be used to write tests and that makes sense to be
moved out and used somewhere else.
Bug: webrtc:13429
Change-Id: I2dd8f3111fdc9e6fa121c1e18644cbcf340b584e
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/256009
Reviewed-by: Mark Foltz <mfoltz@chromium.org>
Reviewed-by: Alexander Cooper <alcooper@chromium.org>
Commit-Queue: Alexander Cooper <alcooper@chromium.org>
Cr-Commit-Position: refs/heads/main@{#36307}
