BUG=1023031

Change-Id: I4bf3e33932af40600646f070f057a7c8c0661f33
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/tools/depot_tools/+/1954624
Commit-Queue: Edward Lesmes <ehmaldonado@chromium.org>
Reviewed-by: Edward Lesmes <ehmaldonado@chromium.org>
Auto-Submit: Jeffrey Yasskin <jyasskin@chromium.org>