Remove GrEffect::CreateEffectRef and GrEffect::AutoEffectRef.

src/effects/SkColorFilters.cpp

Index: src/effects/SkColorFilters.cpp
diff --git a/src/effects/SkColorFilters.cpp b/src/effects/SkColorFilters.cpp
index bee3a50f3b420a961c8ee41cfc9a3f7ef30e6c53..18dbb9509e91932284452b66458c92d83d8378b0 100644
--- a/src/effects/SkColorFilters.cpp
+++ b/src/effects/SkColorFilters.cpp
@@ -195,8 +195,7 @@ public:
             SkDebugf("Failing to create color filter for mode %d\n", mode);
             return NULL;
         }
-        AutoEffectUnref effect(SkNEW_ARGS(ModeColorFilterEffect, (c, mode)));
-        return CreateEffectRef(effect);
+        return SkNEW_ARGS(ModeColorFilterEffect, (c, mode));
     }
 
     virtual void getConstantColorComponents(GrColor* color, uint32_t* validFlags) const SK_OVERRIDE;