diff -r 80e1201f6c9a -r a0f39cc47387 src/hotspot/share/jfr/recorder/repository/jfrRepository.hpp
--- a/src/hotspot/share/jfr/recorder/repository/jfrRepository.hpp	Fri Nov 22 09:06:35 2019 -0500
+++ b/src/hotspot/share/jfr/recorder/repository/jfrRepository.hpp	Fri Nov 22 17:20:43 2019 +0100
@@ -70,6 +70,7 @@
  public:
   static void set_path(jstring location, JavaThread* jt);
   static void set_chunk_path(jstring path, JavaThread* jt);
+  static void mark_chunk_final();
   static void flush(JavaThread* jt);
   static jlong current_chunk_start_nanos();
 };