--- a/src/hotspot/share/gc/g1/g1HeterogeneousHeapPolicy.hpp	Wed Nov 20 14:16:29 2019 +0100
+++ b/src/hotspot/share/gc/g1/g1HeterogeneousHeapPolicy.hpp	Thu Nov 21 11:42:54 2019 +0100
@@ -38,7 +38,7 @@
   // initialize policy
   virtual void init(G1CollectedHeap* g1h, G1CollectionSet* collection_set);
   // Record end of an evacuation pause.
-  virtual void record_collection_pause_end(double pause_time_ms, size_t heap_used_bytes_before_gc);
+  virtual void record_collection_pause_end(double pause_time_ms);
   // Record the end of full collection.
   virtual void record_full_collection_end();