[skottie] Surface composition markers in CK

Change-Id: Ie53c81f4dbe981327469d8a9990d27f8a41d8b4c
Reviewed-on: https://skia-review.googlesource.com/c/173983
Reviewed-by: Kevin Lubick <kjlubick@google.com>
Commit-Queue: Florin Malita <fmalita@chromium.org>
1 file changed