--- old/src/hotspot/share/gc/parallel/psOldGen.hpp	2020-05-08 07:04:21.567339911 -0400
+++ new/src/hotspot/share/gc/parallel/psOldGen.hpp	2020-05-08 07:04:21.167326808 -0400
@@ -121,14 +121,9 @@
   PSOldGen(ReservedSpace rs, size_t initial_size, size_t min_size,
            size_t max_size, const char* perf_data_name, int level);
 
-  MemRegion reserved() const    { return _reserved; }
-  virtual size_t max_gen_size() { return _max_gen_size; }
-  size_t min_gen_size()         { return _min_gen_size; }
-
-  // Returns limit on the maximum size of the generation.  This
-  // is the same as _max_gen_size for PSOldGen but need not be
-  // for a derived class.
-  virtual size_t gen_size_limit();
+  MemRegion reserved() const { return _reserved; }
+  size_t max_gen_size() const { return _max_gen_size; }
+  size_t min_gen_size() const { return _min_gen_size; }
 
   bool is_in(const void* p) const           {
     return _virtual_space->contains((void *)p);