This is done by creating a custom ReplacementAudioDecoderFactory. Bug: webrtc:8396, webrtc:10080 Change-Id: Ie1cb614fec855b82d65c6ef86c3593f547254559 Reviewed-on: https://webrtc-review.googlesource.com/c/116795 Commit-Queue: Björn Terelius <terelius@webrtc.org> Reviewed-by: Niels Moller <nisse@webrtc.org> Reviewed-by: Karl Wiberg <kwiberg@webrtc.org> Cr-Commit-Position: refs/heads/master@{#26217}