Normalize perspective in SkImageShader::doStages()

Same as onProgram().

Change-Id: Ie0d72ba50d73e38b4064347a3b0c0bb3300ffc16
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/366410
Commit-Queue: Florin Malita <fmalita@google.com>
Reviewed-by: Mike Reed <reed@google.com>
Reviewed-by: Mike Klein <mtklein@google.com>
1 file changed