Auto-compare GrProcessors' texture accesses in isEqual().

src/effects/SkColorCubeFilter.cpp

Index: src/effects/SkColorCubeFilter.cpp
diff --git a/src/effects/SkColorCubeFilter.cpp b/src/effects/SkColorCubeFilter.cpp
index 2908d08b94cfad77274c8fbb78e68ef4a99739ed..e947539a74a470acd92f78277bb3967c4eba478b 100644
--- a/src/effects/SkColorCubeFilter.cpp
+++ b/src/effects/SkColorCubeFilter.cpp
@@ -232,7 +232,7 @@ public:
     };
 
 private:
-    virtual bool onIsEqual(const GrFragmentProcessor&) const SK_OVERRIDE;
+    virtual bool onIsEqual(const GrFragmentProcessor&) const SK_OVERRIDE { return true; }
 
     GrColorCubeEffect(GrTexture* colorCube);
 
@@ -254,11 +254,6 @@ GrColorCubeEffect::GrColorCubeEffect(GrTexture* colorCube)
 GrColorCubeEffect::~GrColorCubeEffect() {
 }
 
-bool GrColorCubeEffect::onIsEqual(const GrFragmentProcessor& sBase) const {
-    const GrColorCubeEffect& s = sBase.cast<GrColorCubeEffect>();
-    return fColorCubeAccess.getTexture() == s.fColorCubeAccess.getTexture();
-}
-
 const GrBackendFragmentProcessorFactory& GrColorCubeEffect::getFactory() const {
     return GrTBackendFragmentProcessorFactory<GrColorCubeEffect>::getInstance();
 }