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

src/gpu/effects/GrBicubicEffect.cpp

Index: src/gpu/effects/GrBicubicEffect.cpp
diff --git a/src/gpu/effects/GrBicubicEffect.cpp b/src/gpu/effects/GrBicubicEffect.cpp
index 7a47a4f08264fc34b6d193a5b7010272ca5cc04f..5ed8ece0b54bd9e74689bf2e3bed5930965c182c 100644
--- a/src/gpu/effects/GrBicubicEffect.cpp
+++ b/src/gpu/effects/GrBicubicEffect.cpp
@@ -164,8 +164,7 @@ const GrBackendFragmentProcessorFactory& GrBicubicEffect::getFactory() const {
 
 bool GrBicubicEffect::onIsEqual(const GrFragmentProcessor& sBase) const {
     const GrBicubicEffect& s = sBase.cast<GrBicubicEffect>();
-    return this->textureAccess(0) == s.textureAccess(0) &&
-           !memcmp(fCoefficients, s.coefficients(), 16) &&
+    return !memcmp(fCoefficients, s.coefficients(), 16) &&
            fDomain == s.fDomain;
 }