tree a8ee6fff2dbd19c04ab3d336b21df289bd7530c8
parent 1c8e82b72bfeb1a02297688cf082c365b62705f7
author Stephen White <senorblanco@chromium.org> 1487177116 -0500
committer Skia Commit-Bot <skia-commit-bot@chromium.org> 1487180546 +0000

GrTessellator (AA): null GrGeometryProcessor crash fix.

Add a null-check on geometry processor creation.

Add a test which exercises it: AA tessellator, with a non-invertible
matrix and a fragment processor which needs local coords (e.g., linear
gradient).

BUG=691902

Change-Id: I005b893aed58d3ad2500c41501045ac94b0b4b95
Reviewed-on: https://skia-review.googlesource.com/8462
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Stephen White <senorblanco@chromium.org>