Update per-geo color after simplifying FPs in GrAtlasTextOp

FPs that were elided by analysis (eg SkColorShader) would previously
have their impact on input color ignored when it came time to build
vertex data for the run.

Bug: skia:7297
Change-Id: Id5d741ccf3607c2f34b8b01bb3a2289fa22d5c11
Reviewed-on: https://skia-review.googlesource.com/89640
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Brian Osman <brianosman@google.com>
1 file changed