This is to prevent revert like https://crrev.com/c/3607513

Bug: 1317620
Change-Id: I6ab7aba5f92719bd573d22d90358f58e48aeb10c
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/tools/depot_tools/+/3607514Reviewed-by: Bruce Dawson <brucedawson@chromium.org>
Reviewed-by: Gavin Mak <gavinmak@google.com>
Commit-Queue: Takuto Ikuta <tikuta@chromium.org>