Make GrDrawState and GrPaint take GrEffect* instead of GrEffectRef*.

src/core/SkLocalMatrixShader.h

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SkLocalMatrixShader_DEFINED
 #define SkLocalMatrixShader_DEFINED
 
@@ skipping 17 matching lines @@
         return fProxyShader->asABitmap(bitmap, matrix, mode);
     }
 
     virtual GradientType asAGradient(GradientInfo* info) const SK_OVERRIDE {
         return fProxyShader->asAGradient(info);
     }
 
 #if SK_SUPPORT_GPU
     
     virtual bool asNewEffect(GrContext* context, const SkPaint& paint, const SkMatrix* localMatrix,
-                             GrColor* grColor, GrEffectRef** grEffect) const SK_OVERRIDE {
+                             GrColor* grColor, GrEffect** grEffect) const SK_OVERRIDE {
         SkMatrix tmp = fProxyLocalMatrix;
         if (localMatrix) {
             tmp.preConcat(*localMatrix);
         }
         return fProxyShader->asNewEffect(context, paint, &tmp, grColor, grEffect);
     }
     
 #else 
     
     virtual bool asNewEffect(GrContext* context, const SkPaint& paint, const SkMatrix* localMatrix,
@@ skipping 20 matching lines @@
     virtual Context* onCreateContext(const ContextRec&, void*) const SK_OVERRIDE;
 
 private:
     SkAutoTUnref<SkShader> fProxyShader;
     SkMatrix  fProxyLocalMatrix;
 
     typedef SkShader INHERITED;
 };
 
 #endif