Replace uses of GR_DEBUGCODE by SkDEBUGCODE.

include/gpu/GrBackendEffectFactory.h

Index: include/gpu/GrBackendEffectFactory.h
diff --git a/include/gpu/GrBackendEffectFactory.h b/include/gpu/GrBackendEffectFactory.h
index 6a18169de0b3832eb76cd4aa1a32b594c08290bf..3a39dc0df6bf561ff9de421b8ba4add7f4eb45c1 100644
--- a/include/gpu/GrBackendEffectFactory.h
+++ b/include/gpu/GrBackendEffectFactory.h
@@ -67,7 +67,7 @@ protected:
     virtual ~GrBackendEffectFactory() {}
 
     static EffectKey GenID() {
-        GR_DEBUGCODE(static const int32_t kClassIDBits = 8 * sizeof(EffectKey) -
+        SkDEBUGCODE(static const int32_t kClassIDBits = 8 * sizeof(EffectKey) -
                            kTextureKeyBits - kEffectKeyBits - kAttribKeyBits);
         // fCurrEffectClassID has been initialized to kIllegalEffectClassID. The
         // atomic inc returns the old value not the incremented value. So we add