--- old/src/hotspot/share/gc/parallel/psYoungGen.hpp	2020-05-11 12:37:10.835669479 -0400
+++ new/src/hotspot/share/gc/parallel/psYoungGen.hpp	2020-05-11 12:37:10.435656121 -0400
@@ -46,7 +46,6 @@
   MutableSpace* _to_space;
 
   // Sizing information, in bytes, set in constructor
-  const size_t _init_gen_size;
   const size_t _min_gen_size;
   const size_t _max_gen_size;
 
@@ -78,9 +77,9 @@
   // the location the live data in the generation.
   size_t available_to_live();
 
-  void initialize(ReservedSpace rs, size_t alignment);
+  void initialize(ReservedSpace rs, size_t inital_size, size_t alignment);
   void initialize_work();
-  void initialize_virtual_space(ReservedSpace rs, size_t alignment);
+  void initialize_virtual_space(ReservedSpace rs, size_t initial_size, size_t alignment);
 
  public:
   // Initialize the generation.