Revert "Revert "Reland "Add particle GMs"""

This reverts commit ad8ce4dbb218852d0a717d77b144fe3371955b16.

Change-Id: I26077c56fa69e60a003359fa9da758bbfd6a3425
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/363777
Reviewed-by: Brian Osman <brianosman@google.com>
Commit-Queue: Brian Osman <brianosman@google.com>
3 files changed