With this, the code base should be mostly converted from using DurationMs to rtc::TimeDelta, and the work can continue to replace TimeMs with rtc::Timestamp. Bug: webrtc:15593 Change-Id: I083fee6eccb173efc0232bb8d46e2554a5fbee5b Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/326161 Reviewed-by: Florent Castelli <orphis@webrtc.org> Commit-Queue: Victor Boivie <boivie@webrtc.org> Cr-Commit-Position: refs/heads/main@{#41101}