Fix build after https://commits.webkit.org/252531@main.
<rdar://problem/97173031>
Pull request: https://github.com/WebKit/WebKit/pull/2502
Committed 252565@main (9c38ac4d4af5): <https://commits.webkit.org/252565@main> Reviewed commits have been landed. Closing PR #2502 and removing active labels.