AsyncPDFRenderer::paintTilesForPage() should make use of `clipRect`.
<rdar://problem/129085444>
Pull request: https://github.com/WebKit/WebKit/pull/29402
Committed 279609@main (d5b3ed883d03): <https://commits.webkit.org/279609@main> Reviewed commits have been landed. Closing PR #29402 and removing active labels.