To avoid name collision with Timestamp type, To avoid confusion with capture time represented as Timestamp Bug: webrtc:9378 Change-Id: I8438a9cf4316e5f81d98c2af9dc9454c21c78e70 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/320601 Reviewed-by: Harald Alvestrand <hta@webrtc.org> Reviewed-by: Rasmus Brandt <brandtr@webrtc.org> Commit-Queue: Danil Chapovalov <danilchap@webrtc.org> Cr-Commit-Position: refs/heads/main@{#40796}