Add another sweep gradient tiling test

Expand the existing GM with a column "stretching" the [0,1] color stop
domain onto something much wider than [0,360].

Change-Id: Ica4c4b40c2cad20fec12b7d2871354e119a7bcf2
Reviewed-on: https://skia-review.googlesource.com/29880
Reviewed-by: Mike Klein <mtklein@google.com>
Commit-Queue: Florin Malita <fmalita@chromium.org>
1 file changed