Revert of Remove GP from drawstate, revision of invariant output for GP

src/gpu/effects/GrSingleTextureEffect.h

Index: src/gpu/effects/GrSingleTextureEffect.h
diff --git a/src/gpu/effects/GrSingleTextureEffect.h b/src/gpu/effects/GrSingleTextureEffect.h
index 9df0cffa5a8dcc73e72574b82a26de2c2f2062c0..6fd6819e92ac6d688da0659fb15d6c04fffb096b 100644
--- a/src/gpu/effects/GrSingleTextureEffect.h
+++ b/src/gpu/effects/GrSingleTextureEffect.h
@@ -41,11 +41,11 @@
      */
     void updateInvariantOutputForModulation(GrInvariantOutput* inout) const {
         if (GrPixelConfigIsAlphaOnly(this->texture(0)->config())) {
-            inout->mulByUnknownSingleComponent();
+            inout->mulByUnknownAlpha();
         } else if (GrPixelConfigIsOpaque(this->texture(0)->config())) {
-            inout->mulByUnknownOpaqueFourComponents();
+            inout->mulByUnknownOpaqueColor();
         } else {
-            inout->mulByUnknownFourComponents();
+            inout->mulByUnknownColor();
         }
     }