--- old/src/hotspot/share/gc/parallel/parallelScavengeHeap.hpp	2020-08-04 14:27:36.425606482 +0200
+++ new/src/hotspot/share/gc/parallel/parallelScavengeHeap.hpp	2020-08-04 14:27:36.297604662 +0200
@@ -213,8 +213,6 @@
   HeapWord* block_start(const void* addr) const;
   bool block_is_obj(const HeapWord* addr) const;
 
-  jlong millis_since_last_gc();
-
   void prepare_for_verify();
   PSHeapSummary create_ps_heap_summary();
   virtual void print_on(outputStream* st) const;