This is done in case the new source has a different clock source which might be out of sync with the previous one, leading to timestamp conflicts. Bug: b/340198307 Change-Id: Id1a82823ca85e03d99dad31b7ce9f19f09447755 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/350560 Reviewed-by: Ilya Nikolaevskiy <ilnik@webrtc.org> Commit-Queue: Erik Språng <sprang@webrtc.org> Cr-Commit-Position: refs/heads/main@{#42312}