See bug for details.

Please revert if this breaks something.

Bug: 1192749
Change-Id: I727e5d04e5c5a235030f93ee8a917d89edb6082b
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/tools/depot_tools/+/2785108
Commit-Queue: Nico Weber <thakis@chromium.org>
Commit-Queue: Robbie Iannucci <iannucci@chromium.org>
Auto-Submit: Nico Weber <thakis@chromium.org>
Reviewed-by: Robbie Iannucci <iannucci@chromium.org>