Specifically, Source/WebKit/WebKit.xcodeproj/project.pbxproj.rej.
<rdar://problem/119446984>
Pull request: https://github.com/WebKit/WebKit/pull/21582
Committed 271837@main (ebae091be454): <https://commits.webkit.org/271837@main> Reviewed commits have been landed. Closing PR #21582 and removing active labels.