Support animation of perspective-origin property
While we have support for animating "perspective-origin-x" and "perspective-origin-y", which are not part of the CSS Transforms standard, we do not support animation of what is in WebKit considered the shorthand property "perspective-origin".
Created attachment 423036 [details] Patch
Committed r274355 (235224@main): <https://commits.webkit.org/235224@main>
<rdar://problem/75360859>