expand drawAtlas bench to include rotations

We special-case unrotated shapes today (drawing rects instead of quads/paths).
This new bench shows that the rotated case is over 4x slow. Probably should
do something about that.

Change-Id: Ie80a42b981a1841f980c70a5f8f8a32357d764b7
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/233976
Reviewed-by: Mike Reed <reed@google.com>
Commit-Queue: Mike Reed <reed@google.com>
Auto-Submit: Mike Reed <reed@google.com>
1 file changed