--- a/src/hotspot/share/gc/z/zGranuleMap.hpp	Mon May 06 21:31:36 2019 -0700
+++ b/src/hotspot/share/gc/z/zGranuleMap.hpp	Tue May 07 07:44:15 2019 +0200
@@ -35,10 +35,10 @@
   friend class ZGranuleMapIterator<T>;
 
 private:
-  T* const _map;
+  const size_t _size;
+  T* const     _map;
 
   size_t index_for_addr(uintptr_t addr) const;
-  size_t size() const;
 
 public:
   ZGranuleMap();