This consolidates the querying of the Ntp time in once place, the clock. Bug: webrtc:11327 Change-Id: I14b19c2380996571d8c67c2c186629c209787162 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/219794 Reviewed-by: Danil Chapovalov <danilchap@webrtc.org> Commit-Queue: Paul Hallak <phallak@google.com> Cr-Commit-Position: refs/heads/master@{#34083}