diff --git a/mozilla/xpcom/base/nsTraceRefcnt.h b/mozilla/xpcom/base/nsTraceRefcnt.h
index 276dd4cd6e6..3c2196738b9 100644
--- a/mozilla/xpcom/base/nsTraceRefcnt.h
+++ b/mozilla/xpcom/base/nsTraceRefcnt.h
@@ -131,8 +131,7 @@ PR_END_MACRO
 
 #else
 
-#define MOZ_REG_CTOR(_type,_counter)
-#define MOZ_DECL_CTOR_(type)
+#define MOZ_DECL_CTOR(_type)
 #define MOZ_CTOR(_type)
 #define MOZ_DTOR(_type)
 
diff --git a/mozilla/xpcom/base/nsTraceRefcntImpl.h b/mozilla/xpcom/base/nsTraceRefcntImpl.h
index 276dd4cd6e6..3c2196738b9 100644
--- a/mozilla/xpcom/base/nsTraceRefcntImpl.h
+++ b/mozilla/xpcom/base/nsTraceRefcntImpl.h
@@ -131,8 +131,7 @@ PR_END_MACRO
 
 #else
 
-#define MOZ_REG_CTOR(_type,_counter)
-#define MOZ_DECL_CTOR_(type)
+#define MOZ_DECL_CTOR(_type)
 #define MOZ_CTOR(_type)
 #define MOZ_DTOR(_type)