--- old/src/hotspot/share/gc/parallel/parallelScavengeHeap.hpp	2017-11-28 22:17:26.395551230 +0100
+++ new/src/hotspot/share/gc/parallel/parallelScavengeHeap.hpp	2017-11-28 22:17:25.957556413 +0100
@@ -74,6 +74,8 @@
   MemoryPool* _survivor_pool;
   MemoryPool* _old_pool;
 
+  virtual void initialize_serviceability();
+
   void trace_heap(GCWhen::Type when, const GCTracer* tracer);
 
  protected: