--- old/src/hotspot/share/gc/g1/g1CollectedHeap.hpp	2019-11-20 00:10:24.722879239 +0100
+++ new/src/hotspot/share/gc/g1/g1CollectedHeap.hpp	2019-11-20 00:10:24.251863491 +0100
@@ -1166,10 +1166,6 @@
   // Iterate over all objects, calling "cl.do_object" on each.
   virtual void object_iterate(ObjectClosure* cl);
 
-  virtual void safe_object_iterate(ObjectClosure* cl) {
-    object_iterate(cl);
-  }
-
   // Iterate over heap regions, in address order, terminating the
   // iteration early if the "do_heap_region" method returns "true".
   void heap_region_iterate(HeapRegionClosure* blk) const;