Stop creating static GrProcessor instances

src/gpu/effects/GrDitherEffect.cpp

Index: src/gpu/effects/GrDitherEffect.cpp
diff --git a/src/gpu/effects/GrDitherEffect.cpp b/src/gpu/effects/GrDitherEffect.cpp
index 3cff899ac53a740041a8ae8b3b1fca7078eb5793..bab0f32dd87559ba1d920e823d75149995d2d00d 100644
--- a/src/gpu/effects/GrDitherEffect.cpp
+++ b/src/gpu/effects/GrDitherEffect.cpp
@@ -17,8 +17,7 @@
 class DitherEffect : public GrFragmentProcessor {
 public:
     static GrFragmentProcessor* Create() {
-        static DitherEffect gDitherEffect;
-        return SkRef(&gDitherEffect);
+        return new DitherEffect;
     }
 
     virtual ~DitherEffect() {};