ANGLE: ASTC-HDR is not available on TVOS
Created attachment 448864 [details] Patch
Note that there are important steps to take when updating ANGLE. See https://trac.webkit.org/wiki/UpdatingANGLE
Created attachment 448873 [details] Patch for landing
Committed r287894 (245932@main): <https://commits.webkit.org/245932@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 448873 [details].
<rdar://problem/87417913>