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

1 files changed, 1 insertions, 10 deletions

diff --git a/include/gpu/GrProcessorUnitTest.h b/include/gpu/GrProcessorUnitTest.h
index 8a17521bfc..66ba239602 100644
--- a/include/gpu/GrProcessorUnitTest.h
+++ b/include/gpu/GrProcessorUnitTest.h
@@ -68,19 +68,10 @@ public:
         GetFactories()->push_back(this);
     }
 
-    /** Pick a random factory function and create a processor.  */
-    static const Processor* Create(GrProcessorTestData* data) {
+    static const Processor* CreateStage(GrProcessorTestData* data) {
         VerifyFactoryCount();
         SkASSERT(GetFactories()->count());
         uint32_t idx = data->fRandom->nextRangeU(0, GetFactories()->count() - 1);
-        return CreateIdx(idx, data);
-    }
-
-    /** Number of registered factory functions */
-    static int Count() { return GetFactories()->count(); }
-
-    /** Use factory function at Index idx to create a processor. */
-    static const Processor* CreateIdx(int idx, GrProcessorTestData* data) {
         GrProcessorTestFactory<Processor>* factory = (*GetFactories())[idx];
         return factory->fCreateProc(data);
     }