Change some function/vars from EffectPtr to EffectRef to reflect GrEffectPtr->GrEffectRef renaming.



git-svn-id: http://skia.googlecode.com/svn/trunk@7226 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/effects/gradients/SkLinearGradient.cpp b/src/effects/gradients/SkLinearGradient.cpp
index 8daa5ca..6bb0329 100644
--- a/src/effects/gradients/SkLinearGradient.cpp
+++ b/src/effects/gradients/SkLinearGradient.cpp
@@ -489,7 +489,7 @@
                                const SkMatrix& matrix,
                                SkShader::TileMode tm) {
         SkAutoTUnref<GrEffect> effect(SkNEW_ARGS(GrLinearGradient, (ctx, shader, matrix, tm)));
-        return CreateEffectPtr(effect);
+        return CreateEffectRef(effect);
     }
 
     virtual ~GrLinearGradient() { }