Update our utils to fix a couple of nested animation issues:
1) Use RenderFlag::kSkipTopLevelIsolation to prevent unconditional
nested animation layers. This matches default AE semantics.
2) Use the main animation ResourceProvider when loading nested
animations (otherwise any nested resources are ignored).
Change-Id: Ib489549066c9e42a96e5113fc817278d9ed06d59
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/524636
Auto-Submit: Florin Malita <fmalita@chromium.org>
Reviewed-by: Jorge Betancourt <jmbetancourt@google.com>
Commit-Queue: Jorge Betancourt <jmbetancourt@google.com>
9b8fcc242f