This is (at least) LayoutTests/fast/media/mq-resolution.html and parts of LayoutTests/imported/w3c/web-platform-tests/css/mediaqueries/test_media_queries.html
<rdar://problem/82897743>
This was ultimately all done as part of re-enabling the compile-time flag, so there's nothing to do here. *** This bug has been marked as a duplicate of bug 229776 ***