GitLab

Converts temps to TimeDelta, or eliminates code that is not needed
when using TimeDelta directly.  This is generally clearer and safer.

Bug: none
Change-Id: Iae002ee0938ea91e2c785aa1ba588f74bce092cd
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2352626
Commit-Queue: Peter Kasting <pkasting@chromium.org>
Reviewed-by: Scott Violet <sky@chromium.org>
Reviewed-by: David Tseng <dtseng@chromium.org>
Reviewed-by: David Bokan <bokan@chromium.org>
Reviewed-by: Tommy Nyquist <nyquist@chromium.org>
Reviewed-by: Karan Bhatia <karandeepb@chromium.org>
Reviewed-by: Mark Mentovai <mark@chromium.org>
Reviewed-by: Thomas Guilbert <tguilbert@chromium.org>
Reviewed-by: James Darpinian <jdarpinian@chromium.org>
Cr-Commit-Position: refs/heads/master@{#797870}