--- a/src/hotspot/share/jfr/recorder/checkpoint/jfrMetadataEvent.hpp	Thu Sep 05 16:46:50 2019 +0200
+++ b/src/hotspot/share/jfr/recorder/checkpoint/jfrMetadataEvent.hpp	Mon Sep 09 13:26:35 2019 +0200
@@ -37,8 +37,6 @@
 //
 class JfrMetadataEvent : AllStatic {
  public:
-  static void lock();
-  static void unlock();
   static void write(JfrChunkWriter& writer);
   static void update(jbyteArray metadata);
 };