Create a new Skottie test app, which plays lottie files using
a TextureView.
Implement SkottieView, which takes a JSON input stream and
plays the animation.
Bug: skia:
Change-Id: Ic62688b91692c28f35b13356d1e99b4d15d3e30f
Reviewed-on: https://skia-review.googlesource.com/130125
Reviewed-by: Derek Sollenberger <djsollen@google.com>
Reviewed-by: Florin Malita <fmalita@chromium.org>
Commit-Queue: Stan Iliev <stani@google.com>
