--- old/src/hotspot/share/gc/g1/g1ConcurrentMark.hpp	2018-09-04 14:50:25.751672116 +0000
+++ new/src/hotspot/share/gc/g1/g1ConcurrentMark.hpp	2018-09-04 14:50:25.551669887 +0000
@@ -380,8 +380,10 @@
 
   void reclaim_empty_regions();
 
+public:
   // After reclaiming empty regions, update heap sizes.
   void compute_new_sizes();
+private:
 
   // Clear statistics gathered during the concurrent cycle for the given region after
   // it has been reclaimed.