Re-enable blend micro benchs for non raster backends.

Change-Id: Ie23b2b96988a527ad035a3160a408f9d754395e5
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/491436
Commit-Queue: Greg Daniel <egdaniel@google.com>
Auto-Submit: Greg Daniel <egdaniel@google.com>
Reviewed-by: Brian Osman <brianosman@google.com>
Commit-Queue: Brian Osman <brianosman@google.com>
1 file changed