This will later be used in chromium PRESUBMIT to ensure newly added DEPS
hook MUST be reviewed by a dedicated reviewer.
Bug: 396736534
Change-Id: I3859814c6316d4e576d12114277671ed5db80e33
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/tools/depot_tools/+/6284565
Commit-Queue: Yiwei Zhang <yiwzhang@google.com>
Reviewed-by: Josip Sokcevic <sokcevic@chromium.org>
Reviewed-by: Dirk Pranke <dpranke@google.com>