Now that warnings are build failures, we need to stay on top of them. This fixes a few recent ones that just snuck in.
Pull request: https://github.com/WebKit/WebKit/pull/5766
Committed 255972@main (9ff8ffb8786e): <https://commits.webkit.org/255972@main> Reviewed commits have been landed. Closing PR #5766 and removing active labels.
<rdar://problem/101554383>