Accompanies:
https://chromium-review.googlesource.com/c/chromium/tools/build/+/753346

NOTRY=true
NOTREECHECKS=true

Bug: chromium:781724
Change-Id: I51e84d7ee7807e557d500c847c72e06e58175e04
Reviewed-on: https://chromium-review.googlesource.com/754687
Commit-Queue: Michael Achenbach <machenbach@chromium.org>
Reviewed-by: Sergiy Byelozyorov <sergiyb@chromium.org>
Cr-Commit-Position: refs/heads/master@{#49173}