Libvpx works without this, so the existing tests pass. However, other
encoder implementations (like rtc_video_encoder in Chrome) look at
different fields and get confused about the configuration.
Test: Integration tests with Chrome and windows hardware encoders.
Bug: webrtc:348342168
Change-Id: Id0d96cff34eb34c7e019a24255623f3aeeca5772
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/355500
Reviewed-by: Erik Språng <sprang@webrtc.org>
Reviewed-by: Åsa Persson <asapersson@webrtc.org>
Reviewed-by: Ilya Nikolaevskiy <ilnik@webrtc.org>
Commit-Queue: Evan Shrubsole <eshr@google.com>
Reviewed-by: Per Kjellander <perkj@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#42555}