[lottie-web-perf] Make similar to skottie-wasm-perf

* Take 25 evenly distributed sample points.
* Fix bug where goToAndStop was not seeking to a frame.
* Make sure it draws to 1000x1000.

NoTry: true
Bug: skia:9195
Change-Id: I73139e41542d22329bb9e3383059ac50011a9882
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/223300
Commit-Queue: Ravi Mistry <rmistry@google.com>
Reviewed-by: Joe Gregorio <jcgregorio@google.com>
1 file changed