Revert of Add isSingleComponent bool to getConstantColorComponent

src/gpu/effects/GrBezierEffect.h

Index: src/gpu/effects/GrBezierEffect.h
diff --git a/src/gpu/effects/GrBezierEffect.h b/src/gpu/effects/GrBezierEffect.h
index 4631a2ca8e9176cc88f90ca0add1543ff83dc824..cb79ac39c5cf8fb98a1172a755787902a0c9fb50 100644
--- a/src/gpu/effects/GrBezierEffect.h
+++ b/src/gpu/effects/GrBezierEffect.h
@@ -97,17 +97,17 @@
 
     typedef GrGLConicEffect GLProcessor;
 
+    virtual void getConstantColorComponents(GrColor* color,
+                                            uint32_t* validFlags) const SK_OVERRIDE {
+        *validFlags = 0;
+    }
+
     virtual const GrBackendGeometryProcessorFactory& getFactory() const SK_OVERRIDE;
 
 private:
     GrConicEffect(GrPrimitiveEdgeType);
 
     virtual bool onIsEqual(const GrProcessor& other) const SK_OVERRIDE;
-
-    virtual void onComputeInvariantOutput(InvariantOutput* inout) const SK_OVERRIDE {
-        inout->fValidFlags = 0;
-        inout->fIsSingleComponent = false;
-    }
 
     GrPrimitiveEdgeType   fEdgeType;
     const GrShaderVar& fInConicCoeffs;
@@ -170,17 +170,17 @@
 
     typedef GrGLQuadEffect GLProcessor;
 
+    virtual void getConstantColorComponents(GrColor* color,
+                                            uint32_t* validFlags) const SK_OVERRIDE {
+        *validFlags = 0;
+    }
+
     virtual const GrBackendGeometryProcessorFactory& getFactory() const SK_OVERRIDE;
 
 private:
     GrQuadEffect(GrPrimitiveEdgeType);
 
     virtual bool onIsEqual(const GrProcessor& other) const SK_OVERRIDE;
-
-    virtual void onComputeInvariantOutput(InvariantOutput* inout) const SK_OVERRIDE {
-        inout->fValidFlags = 0;
-        inout->fIsSingleComponent = false;
-    }
 
     GrPrimitiveEdgeType   fEdgeType;
     const GrShaderVar& fInHairQuadEdge;
@@ -245,6 +245,11 @@
 
     typedef GrGLCubicEffect GLProcessor;
 
+    virtual void getConstantColorComponents(GrColor* color,
+                                            uint32_t* validFlags) const SK_OVERRIDE {
+        *validFlags = 0;
+    }
+
     virtual const GrBackendGeometryProcessorFactory& getFactory() const SK_OVERRIDE;
 
 private:
@@ -252,11 +257,6 @@
 
     virtual bool onIsEqual(const GrProcessor& other) const SK_OVERRIDE;
 
-    virtual void onComputeInvariantOutput(InvariantOutput* inout) const SK_OVERRIDE {
-        inout->fValidFlags = 0;
-        inout->fIsSingleComponent = false;
-    }
-
     GrPrimitiveEdgeType   fEdgeType;
     const GrShaderVar& fInCubicCoeffs;