e7e0602a0d
The macOS demo add camera preview in didReceiveLocalVideoTrack callback, but this callback is never called. Bug: webrtc:9276 Change-Id: I60b9cc69672f3654d4e36de0e8140e0bbb957540 Reviewed-on: https://webrtc-review.googlesource.com/77950 Commit-Queue: Taylor Brandstetter <deadbeef@webrtc.org> Reviewed-by: Kári Helgason <kthelgason@webrtc.org> Cr-Commit-Position: refs/heads/master@{#23458}