--- old/src/hotspot/share/gc/parallel/parallelScavengeHeap.cpp	2020-07-23 16:59:08.738716465 +0200
+++ new/src/hotspot/share/gc/parallel/parallelScavengeHeap.cpp	2020-07-23 16:59:08.626714758 +0200
@@ -559,10 +559,6 @@
   return block_start(addr) == addr;
 }
 
-jlong ParallelScavengeHeap::millis_since_last_gc() {
-  return PSParallelCompact::millis_since_last_gc();
-}
-
 void ParallelScavengeHeap::prepare_for_verify() {
   ensure_parsability(false);  // no need to retire TLABs for verification
 }