Fix up all the easy virtual ... SK_OVERRIDE cases.

src/gpu/effects/GrPorterDuffXferProcessor.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 "effects/GrPorterDuffXferProcessor.h"
 
 #include "GrBlend.h"
@@ skipping 20 matching lines @@
            kISA_GrBlendCoeff == dstCoeff ||
            kISC_GrBlendCoeff == dstCoeff;
 }
 
 class GrGLPorterDuffXferProcessor : public GrGLXferProcessor {
 public:
     GrGLPorterDuffXferProcessor(const GrProcessor&) {}
 
     virtual ~GrGLPorterDuffXferProcessor() {}
 
-    virtual void emitCode(const EmitArgs& args) SK_OVERRIDE {
+    void emitCode(const EmitArgs& args) SK_OVERRIDE {
         const GrPorterDuffXferProcessor& xp = args.fXP.cast<GrPorterDuffXferProcessor>();
         GrGLFPFragmentBuilder* fsBuilder = args.fPB->getFragmentShaderBuilder();
         if (xp.hasSecondaryOutput()) {
             switch(xp.secondaryOutputType()) {
                 case GrPorterDuffXferProcessor::kCoverage_SecondaryOutputType:
                     fsBuilder->codeAppendf("%s = %s;", args.fOutputSecondary, args.fInputCoverage);
                     break;
                 case GrPorterDuffXferProcessor::kCoverageISA_SecondaryOutputType:
                     fsBuilder->codeAppendf("%s = (1.0 - %s.a) * %s;",
                                            args.fOutputSecondary, args.fInputColor,
@@ skipping 27 matching lines @@
                     xp.primaryOutputType()){
                     fsBuilder->codeAppendf("%s += (vec4(1.0) - %s) * %s;", args.fOutputPrimary,
                                            args.fInputCoverage, fsBuilder->dstColor());
                 }
                 break;
             default:
                 SkFAIL("Unexpected Primary Output");
         }
     }
 
-    virtual void setData(const GrGLProgramDataManager&, const GrXferProcessor&) SK_OVERRIDE {};
+    void setData(const GrGLProgramDataManager&, const GrXferProcessor&) SK_OVERRIDE {};
 
     static void GenKey(const GrProcessor& processor, const GrGLCaps& caps,
                        GrProcessorKeyBuilder* b) {
         const GrPorterDuffXferProcessor& xp = processor.cast<GrPorterDuffXferProcessor>();
         b->add32(xp.primaryOutputType());
         b->add32(xp.secondaryOutputType());
     };
 
 private:
     typedef GrGLXferProcessor INHERITED;
@@ skipping 425 matching lines @@
     } while (GrBlendCoeffRefsSrc(src));
 
     GrBlendCoeff dst;
     do {
         dst = GrBlendCoeff(random->nextRangeU(kFirstPublicGrBlendCoeff, kLastPublicGrBlendCoeff));
     } while (GrBlendCoeffRefsDst(dst));
 
     return GrPorterDuffXPFactory::Create(src, dst);
 }