Remove overly complicated GR_CREATE_STATIC_PROCESSOR macro

src/effects/SkLumaColorFilter.cpp

Index: src/effects/SkLumaColorFilter.cpp
diff --git a/src/effects/SkLumaColorFilter.cpp b/src/effects/SkLumaColorFilter.cpp
index caa2a208d2c77000257dde21c0d7d58be0f5736f..4841e88dd43855bccddf20eb4b1d5c90fb55505d 100644
--- a/src/effects/SkLumaColorFilter.cpp
+++ b/src/effects/SkLumaColorFilter.cpp
@@ -55,8 +55,8 @@ void SkLumaColorFilter::toString(SkString* str) const {
 class LumaColorFilterEffect : public GrFragmentProcessor {
 public:
     static GrFragmentProcessor* Create() {
-        GR_CREATE_STATIC_PROCESSOR(gLumaEffect, LumaColorFilterEffect, ());
-        return SkRef(gLumaEffect);
+        static LumaColorFilterEffect gLumaEffect;
+        return SkRef(&gLumaEffect);
     }
 
     const char* name() const override { return "Luminance-to-Alpha"; }