Remove SkShader virtual method validContext

src/effects/SkTransparentShader.cpp

 
 /*
  * Copyright 2006 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #include "SkTransparentShader.h"
 #include "SkColorPriv.h"
 #include "SkString.h"
 
-SkShader::Context* SkTransparentShader::createContext(const ContextRec& rec, void* storage) const {
-    if (!this->validContext(rec)) {
-        return NULL;
-    }
-
+SkShader::Context* SkTransparentShader::onCreateContext(const ContextRec& rec,
+                                                        void* storage) const {
     return SkNEW_PLACEMENT_ARGS(storage, TransparentShaderContext, (*this, rec));
 }
 
 size_t SkTransparentShader::contextSize() const {
     return sizeof(TransparentShaderContext);
 }
 
 SkTransparentShader::TransparentShaderContext::TransparentShaderContext(
         const SkTransparentShader& shader, const ContextRec& rec)
     : INHERITED(shader, rec)
@@ skipping 91 matching lines @@
 
 #ifndef SK_IGNORE_TO_STRING
 void SkTransparentShader::toString(SkString* str) const {
     str->append("SkTransparentShader: (");
 
     this->INHERITED::toString(str);
 
     str->append(")");
 }
 #endif