--- old/src/hotspot/share/gc/g1/g1CollectedHeap.hpp	2019-09-03 21:16:13.397578050 -0400
+++ new/src/hotspot/share/gc/g1/g1CollectedHeap.hpp	2019-09-03 21:16:13.181566410 -0400
@@ -993,9 +993,6 @@
   // Apply the given closure on all cards in the Hot Card Cache, emptying it.
   void iterate_hcc_closure(G1CardTableEntryClosure* cl, uint worker_i);
 
-  // Apply the given closure on all cards in the Dirty Card Queue Set, emptying it.
-  void iterate_dirty_card_closure(G1CardTableEntryClosure* cl, uint worker_i);
-
   // The shared block offset table array.
   G1BlockOffsetTable* bot() const { return _bot; }