GitLab

Follow up to crrev.com/c/1991432 where a new argument was introduced
but considered optional, to avoid breaking compatibility.

After a grace period, this patch makes the argument mandatory and issues
an error if a key version is not provided.

Change-Id: I494b7abbb336df2c5758e9d94db550cf8a100230
Bug: 1032485
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2078542Reviewed-by: Marc Treib <treib@chromium.org>
Commit-Queue: Mikel Astiz <mastiz@chromium.org>
Cr-Commit-Position: refs/heads/master@{#746762}