Remove GrEffect::CreateEffectRef and GrEffect::AutoEffectRef.

src/effects/SkArithmeticMode.cpp

Index: src/effects/SkArithmeticMode.cpp
diff --git a/src/effects/SkArithmeticMode.cpp b/src/effects/SkArithmeticMode.cpp
index 41cc2667416e34a572246874d80fc54bdbcfd8d2..f04ccf23f3419d04676957f4cf4ebbe4fd6394c6 100644
--- a/src/effects/SkArithmeticMode.cpp
+++ b/src/effects/SkArithmeticMode.cpp
@@ -264,9 +264,7 @@ class GrArithmeticEffect : public GrEffect {
 public:
     static GrEffectRef* Create(float k1, float k2, float k3, float k4, bool enforcePMColor,
                                GrTexture* background) {
-        AutoEffectUnref effect(SkNEW_ARGS(GrArithmeticEffect, (k1, k2, k3, k4, enforcePMColor,
-                                                               background)));
-        return CreateEffectRef(effect);
+        return SkNEW_ARGS(GrArithmeticEffect, (k1, k2, k3, k4, enforcePMColor, background));
     }
 
     virtual ~GrArithmeticEffect();
@@ -422,9 +420,7 @@ GrEffectRef* GrArithmeticEffect::TestCreate(SkRandom* rand,
     float k4 = rand->nextF();
     bool enforcePMColor = rand->nextBool();
 
-    AutoEffectUnref gEffect(SkNEW_ARGS(GrArithmeticEffect,
-                                       (k1, k2, k3, k4, enforcePMColor, NULL)));
-    return CreateEffectRef(gEffect);
+    return SkNEW_ARGS(GrArithmeticEffect, (k1, k2, k3, k4, enforcePMColor, NULL));
 }
 
 GR_DEFINE_EFFECT_TEST(GrArithmeticEffect);