Cleanup: Mark some overridden methods with 'SK_OVERRIDE'.

src/gpu/effects/GrYUVtoRGBEffect.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 "GrYUVtoRGBEffect.h"
 
 #include "GrCoordTransform.h"
@@ skipping 86 matching lines @@
     , fUAccess(uTexture)
     , fVAccess(vTexture)
     , fColorSpace(colorSpace) {
         this->initClassID<YUVtoRGBEffect>();
         this->addCoordTransform(&fCoordTransform);
         this->addTextureAccess(&fYAccess);
         this->addTextureAccess(&fUAccess);
         this->addTextureAccess(&fVAccess);
     }
 
-    virtual bool onIsEqual(const GrFragmentProcessor& sBase) const {
+    virtual bool onIsEqual(const GrFragmentProcessor& sBase) const SK_OVERRIDE {
         const YUVtoRGBEffect& s = sBase.cast<YUVtoRGBEffect>();
         return fColorSpace == s.getColorSpace();
     }
 
     virtual void onComputeInvariantOutput(GrInvariantOutput* inout) const SK_OVERRIDE {
         // YUV is opaque
         inout->setToOther(kA_GrColorComponentFlag, 0xFF << GrColor_SHIFT_A,
                           GrInvariantOutput::kWillNot_ReadInput);
     }
 
@@ skipping 18 matching lines @@
     0.0f,    0.0f,    0.0f,    1.0};
 }
 
 //////////////////////////////////////////////////////////////////////////////
 
 GrFragmentProcessor*
 GrYUVtoRGBEffect::Create(GrTexture* yTexture, GrTexture* uTexture, GrTexture* vTexture,
                          SkYUVColorSpace colorSpace) {
     return YUVtoRGBEffect::Create(yTexture, uTexture, vTexture, colorSpace);
 }