Unused since https://webrtc-review.googlesource.com/c/103821. Bug: webrtc:8396 Change-Id: Ia83f02f16d6ea8c260ea765b41506f2691e035bf Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/148072 Reviewed-by: Karl Wiberg <kwiberg@webrtc.org> Commit-Queue: Niels Moller <nisse@webrtc.org> Cr-Commit-Position: refs/heads/master@{#28788}