Turn on the Screen Wake Lock API support for WebKit2, now that it is fully implemented.
Pull request: https://github.com/WebKit/WebKit/pull/4862
Committed 255039@main (46a272e5b78f): <https://commits.webkit.org/255039@main> Reviewed commits have been landed. Closing PR #4862 and removing active labels.
<rdar://problem/100632861>