There are a number of unused resources in LayoutTests/media, we should delete them.
<rdar://problem/79091341>
Created attachment 430991 [details] Patch
Created attachment 431131 [details] Patch
Committed r278792 (238749@main): <https://commits.webkit.org/238749@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 431131 [details].