for all time difference calculations. Bug: None Change-Id: I37f4a3c73ab275e661bedf991a471a1c2928180a Reviewed-on: https://webrtc-review.googlesource.com/c/111884 Commit-Queue: Danil Chapovalov <danilchap@webrtc.org> Reviewed-by: Niels Moller <nisse@webrtc.org> Cr-Commit-Position: refs/heads/master@{#25782}