Remove SkShader virtual method validContext

src/effects/gradients/SkTwoPointRadialGradient.cpp

 
 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
  #include "SkTwoPointRadialGradient.h"
 
@@ skipping 206 matching lines @@
         info->fRadius[0] = fRadius1;
         info->fRadius[1] = fRadius2;
     }
     return kRadial2_GradientType;
 }
 
 size_t SkTwoPointRadialGradient::contextSize() const {
     return sizeof(TwoPointRadialGradientContext);
 }
 
-bool SkTwoPointRadialGradient::validContext(const ContextRec& rec, SkMatrix* totalInverse) const {
+SkShader::Context* SkTwoPointRadialGradient::onCreateContext(const ContextRec& rec,
+                                                             void* storage) const {
     // For now, we might have divided by zero, so detect that.
     if (0 == fDiffRadius) {
-        return false;
-    }
-
-    return this->INHERITED::validContext(rec, totalInverse);
-}
-
-SkShader::Context* SkTwoPointRadialGradient::createContext(const ContextRec& rec,
-                                                           void* storage) const {
-    if (!this->validContext(rec, NULL)) {
         return NULL;
     }
-
     return SkNEW_PLACEMENT_ARGS(storage, TwoPointRadialGradientContext, (*this, rec));
 }
 
 SkTwoPointRadialGradient::TwoPointRadialGradientContext::TwoPointRadialGradientContext(
         const SkTwoPointRadialGradient& shader, const ContextRec& rec)
     : INHERITED(shader, rec)
 {
     // we don't have a span16 proc
     fFlags &= ~kHasSpan16_Flag;
 }
@@ skipping 449 matching lines @@
 }
 
 #else
 
 GrEffectRef* SkTwoPointRadialGradient::asNewEffect(GrContext*, const SkPaint&) const {
     SkDEBUGFAIL("Should not call in GPU-less build");
     return NULL;
 }
 
 #endif