--- old/src/hotspot/share/gc/shared/collectedHeap.hpp	2019-03-11 22:56:22.666708241 +0100
+++ new/src/hotspot/share/gc/shared/collectedHeap.hpp	2019-03-11 22:56:22.070698577 +0100
@@ -514,9 +514,6 @@
   void print_heap_before_gc();
   void print_heap_after_gc();
 
-  // An object is scavengable if its location may move during a scavenge.
-  // (A scavenge is a GC which is not a full GC.)
-  virtual bool is_scavengable(oop obj) = 0;
   // Registering and unregistering an nmethod (compiled code) with the heap.
   // Override with specific mechanism for each specialized heap type.
   virtual void register_nmethod(nmethod* nm) {}