Clean up GrGLSLFragmentProcessor-derived classes

src/gpu/effects/GrYUVEffect.cpp

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrYUVEffect.h"
 
 #include "GrCoordTransform.h"
@@ skipping 80 matching lines @@
 
     const char* name() const override { return "YUV to RGB"; }
 
     SkYUVColorSpace getColorSpace() const { return fColorSpace; }
 
     class GLSLProcessor : public GrGLSLFragmentProcessor {
     public:
         // this class always generates the same code.
         static void GenKey(const GrProcessor&, const GrGLSLCaps&, GrProcessorKeyBuilder*) {}
 
-        GLSLProcessor(const GrProcessor&) {}
-
         void emitCode(EmitArgs& args) override {
             GrGLSLFragmentBuilder* fragBuilder = args.fFragBuilder;
 
             const char* colorSpaceMatrix = nullptr;
             fMatrixUni = args.fUniformHandler->addUniform(
                                                          GrGLSLUniformHandler::kFragment_Visibility,
                                                          kMat44f_GrSLType, kDefault_GrSLPrecision,
                                                          "ColorSpaceMatrix", &colorSpaceMatrix);
             fragBuilder->codeAppendf("%s = vec4(", args.fOutputColor);
             fragBuilder->appendTextureLookup(args.fSamplers[0], args.fCoords[0].c_str(),
@@ skipping 44 matching lines @@
         this->initClassID<YUVtoRGBEffect>();
         this->addCoordTransform(&fYTransform);
         this->addTextureAccess(&fYAccess);
         this->addCoordTransform(&fUTransform);
         this->addTextureAccess(&fUAccess);
         this->addCoordTransform(&fVTransform);
         this->addTextureAccess(&fVAccess);
     }
 
     GrGLSLFragmentProcessor* onCreateGLSLInstance() const override {
-        return new GLSLProcessor(*this);
+        return new GLSLProcessor;
     }
 
     void onGetGLSLProcessorKey(const GrGLSLCaps& caps, GrProcessorKeyBuilder* b) const override {
         GLSLProcessor::GenKey(*this, caps, b);
     }
 
     bool onIsEqual(const GrFragmentProcessor& sBase) const override {
         const YUVtoRGBEffect& s = sBase.cast<YUVtoRGBEffect>();
         return fColorSpace == s.getColorSpace();
     }
@@ skipping 40 matching lines @@
     }
 
     const char* name() const override { return "RGBToYUV"; }
 
     SkYUVColorSpace getColorSpace() const { return fColorSpace; }
 
     OutputChannels outputChannels() const { return fOutputChannels; }
 
     class GLSLProcessor : public GrGLSLFragmentProcessor {
     public:
-        GLSLProcessor(const GrProcessor&) : fLastColorSpace(-1), fLastOutputChannels(-1) {}
+        GLSLProcessor() : fLastColorSpace(-1), fLastOutputChannels(-1) {}
 
         void emitCode(EmitArgs& args) override {
             GrGLSLFragmentBuilder* fragBuilder = args.fFragBuilder;
             OutputChannels oc = args.fFp.cast<RGBToYUVEffect>().outputChannels();
 
             SkString outputColor("rgbColor");
             this->emitChild(0, args.fInputColor, &outputColor, args);
 
             const char* uniName;
             switch (oc) {
@@ skipping 74 matching lines @@
         }
         GrGLSLProgramDataManager::UniformHandle fRGBToYUVUni;
         int                                     fLastColorSpace;
         int                                     fLastOutputChannels;
 
         typedef GrGLSLFragmentProcessor INHERITED;
     };
 
 private:
     GrGLSLFragmentProcessor* onCreateGLSLInstance() const override {
-        return new GLSLProcessor(*this);
+        return new GLSLProcessor;
     }
 
     void onGetGLSLProcessorKey(const GrGLSLCaps& caps, GrProcessorKeyBuilder* b) const override {
         // kY, kU, and kV all generate the same code, just upload different coefficients.
         if (kU_OutputChannels == fOutputChannels || kV_OutputChannels == fOutputChannels) {
             b->add32(kY_OutputChannels);
         } else {
             b->add32(fOutputChannels);
         }
     }
@@ skipping 48 matching lines @@
 GrYUVEffect::CreateRGBToU(const GrFragmentProcessor* rgbFP, SkYUVColorSpace colorSpace) {
     SkASSERT(rgbFP);
     return new RGBToYUVEffect(rgbFP, colorSpace, RGBToYUVEffect::kU_OutputChannels);
 }
 
 const GrFragmentProcessor*
 GrYUVEffect::CreateRGBToV(const GrFragmentProcessor* rgbFP, SkYUVColorSpace colorSpace) {
     SkASSERT(rgbFP);
     return new RGBToYUVEffect(rgbFP, colorSpace, RGBToYUVEffect::kV_OutputChannels);
 }