R=gavinmak@google.com

Bug: 1280381
Change-Id: I9bec0f371aa300e2418ac1c200683c02b7e66cb0
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/tools/depot_tools/+/3350910Reviewed-by: Gavin Mak <gavinmak@google.com>
Commit-Queue: Josip Sokcevic <sokcevic@google.com>