Pixel cracks in text-masked background images in replayed CG display lists
<rdar://problem/100183888>
Pull request: https://github.com/WebKit/WebKit/pull/5531
Committed 255750@main (21fdc41d3fa2): <https://commits.webkit.org/255750@main> Reviewed commits have been landed. Closing PR #5531 and removing active labels.