[skottie] Allow divide-by-zero in PolyStarAdapter::apply

This is safe because count == 0 will produce an empty path.

Bug: oss-fuzz:8213
Change-Id: Ie3b546c614ba22eef1ba16a182016c2edd0bd641
Reviewed-on: https://skia-review.googlesource.com/127323
Reviewed-by: Kevin Lubick <kjlubick@google.com>
Commit-Queue: Florin Malita <fmalita@chromium.org>
1 file changed