Add isSingleComponent bool to getConstantColorComponent

src/gpu/effects/GrBicubicEffect.h

 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef GrBicubicTextureEffect_DEFINED
 #define GrBicubicTextureEffect_DEFINED
 
@@ skipping 11 matching lines @@
                              // surrounding texels are needed by the kernel in x and y.
     };
     virtual ~GrBicubicEffect();
 
     static const char* Name() { return "Bicubic"; }
     const float* coefficients() const { return fCoefficients; }
 
     typedef GrGLBicubicEffect GLProcessor;
 
     virtual const GrBackendFragmentProcessorFactory& getFactory() const SK_OVERRIDE;
-    virtual void getConstantColorComponents(GrColor* color, uint32_t* validFlags) const SK_OVERRIDE;
 
     const GrTextureDomain& domain() const { return fDomain; }
 
     /**
      * Create a simple filter effect with custom bicubic coefficients and optional domain.
      */
     static GrFragmentProcessor* Create(GrTexture* tex, const SkScalar coefficients[16],
                             const SkRect* domain = NULL) {
         if (NULL == domain) {
             static const SkShader::TileMode kTileModes[] = { SkShader::kClamp_TileMode,
@@ skipping 43 matching lines @@
     static bool ShouldUseBicubic(const SkMatrix& localCoordsToDevice,
                                  GrTextureParams::FilterMode* filterMode);
 
 private:
     GrBicubicEffect(GrTexture*, const SkScalar coefficients[16],
                     const SkMatrix &matrix, const SkShader::TileMode tileModes[2]);
     GrBicubicEffect(GrTexture*, const SkScalar coefficients[16],
                     const SkMatrix &matrix, const SkRect& domain);
     virtual bool onIsEqual(const GrProcessor&) const SK_OVERRIDE;
 
+    virtual void onComputeInvariantOutput(InvariantOutput* inout) const SK_OVERRIDE;
+
     float           fCoefficients[16];
     GrTextureDomain fDomain;
 
     GR_DECLARE_FRAGMENT_PROCESSOR_TEST;
 
     static const SkScalar gMitchellCoefficients[16];
 
     typedef GrSingleTextureEffect INHERITED;
 };
 
 #endif