Similar to bug 259750, we should be using parse_args and not parse_known_args unless we have a very strong reason to use the latter. As it is, we reimplement our own argument validation here which is just… silly.
<rdar://problem/116264336>
Pull request: https://github.com/WebKit/WebKit/pull/18453
Committed 268738@main (5610a2924300): <https://commits.webkit.org/268738@main> Reviewed commits have been landed. Closing PR #18453 and removing active labels.