diff -r c7a3e57fdf4a -r b985cbb00e68 src/share/vm/gc_implementation/parallelScavenge/psPromotionManager.hpp
--- a/src/share/vm/gc_implementation/parallelScavenge/psPromotionManager.hpp	Thu Aug 01 03:44:03 2019 +0100
+++ b/src/share/vm/gc_implementation/parallelScavenge/psPromotionManager.hpp	Mon Aug 12 18:30:40 2019 +0300
@@ -148,6 +148,10 @@
     claimed_stack_depth()->push(p);
   }
 
+  inline void promotion_trace_event(oop new_obj, oop old_obj, size_t obj_size,
+                                    uint age, bool tenured,
+                                    const PSPromotionLAB* lab);
+
  protected:
   static OopStarTaskQueueSet* stack_array_depth()   { return _stack_array_depth; }
  public: