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

src/effects/SkTableColorFilter.cpp

Index: src/effects/SkTableColorFilter.cpp
diff --git a/src/effects/SkTableColorFilter.cpp b/src/effects/SkTableColorFilter.cpp
index 1da6c554d5d643a4659800744fe37fa7463d1747..27ed345587beda6fcb5dff23372da546d5f42811 100644
--- a/src/effects/SkTableColorFilter.cpp
+++ b/src/effects/SkTableColorFilter.cpp
@@ -297,7 +297,7 @@ public:
     typedef GLColorTableEffect GLProcessor;
 
 private:
-    virtual bool onIsEqual(const GrFragmentProcessor&) const SK_OVERRIDE;
+    virtual bool onIsEqual(const GrFragmentProcessor&) const SK_OVERRIDE{ return true; }
 
     virtual void onComputeInvariantOutput(InvariantOutput* inout) const SK_OVERRIDE;
 
@@ -397,10 +397,6 @@ const GrBackendFragmentProcessorFactory&  ColorTableEffect::getFactory() const {
     return GrTBackendFragmentProcessorFactory<ColorTableEffect>::getInstance();
 }
 
-bool ColorTableEffect::onIsEqual(const GrFragmentProcessor& sBase) const {
-    return this->texture(0) == sBase.texture(0);
-}
-
 void ColorTableEffect::onComputeInvariantOutput(InvariantOutput* inout) const {
     // If we kept the table in the effect then we could actually run known inputs through the
     // table.