GitLab

Add a log indicates first report remaining time.

Bug: 956237
Change-Id: I266c5ae59a52cf11e9e9d4ad340032af43d32dbf
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1796763Reviewed-by: Yann Dago <ydago@chromium.org>
Commit-Queue: Owen Min <zmin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#695328}