GitLab

This change reduces number of TIME_UPDATED events passed to main thread.
When syncing time from compositor to main thread, only the last time
value produced on the compositor thread is relevant. Passing all other
values is unnecessary overhead.

Bug: 1013654
Change-Id: Id950d48f2b36c6afb2d74cf26605c490767121b4
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2001260
Commit-Queue: Olga Gerchikov <gerchiko@microsoft.com>
Reviewed-by: Robert Flack <flackr@chromium.org>
Cr-Commit-Position: refs/heads/master@{#732872}