Finally remove bogus code after a year of no feedback on the matter.
Bug: webrtc:14138
Change-Id: I8083c9e1986e3779c9023a7d8935b717f63f0d86
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/306180
Reviewed-by: Ilya Nikolaevskiy <ilnik@webrtc.org>
Commit-Queue: Markus Handell <handellm@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#40115}