Clean up GrGLSLFragmentProcessor-derived classes

src/effects/SkPixelXorXfermode.cpp

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkPixelXorXfermode.h"
 #include "SkColorPriv.h"
 #include "SkReadBuffer.h"
@@ skipping 153 matching lines @@
     SkPMColor fOpColor;
 
     GR_DECLARE_FRAGMENT_PROCESSOR_TEST;
     typedef GrFragmentProcessor INHERITED;
 };
 
 ///////////////////////////////////////////////////////////////////////////////
 
 class GLPixelXorFP : public GrGLSLFragmentProcessor {
 public:
-    GLPixelXorFP(const PixelXorFP&) {}
-
-    ~GLPixelXorFP() override {}
-
     void emitCode(EmitArgs& args) override {
         GrGLSLFragmentBuilder* fragBuilder = args.fFragBuilder;
         SkString dstColor("dstColor");
         this->emitChild(0, nullptr, &dstColor, args);
 
         fOpColorUni = args.fUniformHandler->addUniform(GrGLSLUniformHandler::kFragment_Visibility,
                                                        kVec3f_GrSLType, kHigh_GrSLPrecision,
                                                        "opColor");
         const char* kOpColorUni = args.fUniformHandler->getUniformCStr(fOpColorUni);
 
@@ skipping 14 matching lines @@
 
 private:
     GrGLSLProgramDataManager::UniformHandle fOpColorUni;
 
     typedef GrGLSLFragmentProcessor INHERITED;
 };
 
 ///////////////////////////////////////////////////////////////////////////////
 
 GrGLSLFragmentProcessor* PixelXorFP::onCreateGLSLInstance() const {
-    return new GLPixelXorFP(*this);
+    return new GLPixelXorFP;
 }
 
 void PixelXorFP::onGetGLSLProcessorKey(const GrGLSLCaps& caps, GrProcessorKeyBuilder* b) const {
     GLPixelXorFP::GenKey(*this, caps, b);
 }
 
 const GrFragmentProcessor* PixelXorFP::TestCreate(GrProcessorTestData* d) {
     SkColor color = d->fRandom->nextU();
 
     SkAutoTUnref<const GrFragmentProcessor> dst(GrProcessorUnitTest::CreateChildFP(d));
@@ skipping 158 matching lines @@
 }
 
 bool SkPixelXorXfermode::asXPFactory(GrXPFactory** xpf) const {
     if (xpf) {
         *xpf = GrPixelXorXPFactory::Create(fOpColor);
     }
     return true;
 }
 
 #endif