Revert of Test that GrFragmentProcessors work without input colors. (patchset #2 id:20001 of https://codereview.chromium.org/
1341853002/ )
Reason for revert:
Need to fix up more processor subclasses.
Original issue's description:
> Test that GrFragmentProcessors work without input colors.
>
> Committed: https://skia.googlesource.com/skia/+/
72c58e7052af2a0855412ce4b249f977069db751
TBR=joshualitt@google.com
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
Review URL: https://codereview.chromium.org/
1338403003