--- old/src/hotspot/share/gc/g1/g1CollectedHeap.hpp	2018-09-07 15:31:26.736274053 +0200
+++ new/src/hotspot/share/gc/g1/g1CollectedHeap.hpp	2018-09-07 15:31:26.320261076 +0200
@@ -1385,11 +1385,7 @@
   void print_cset_rsets() PRODUCT_RETURN;
   void print_all_rsets() PRODUCT_RETURN;
 
-public:
   size_t pending_card_num();
-
-private:
-  size_t _max_heap_capacity;
 };
 
 class G1ParEvacuateFollowersClosure : public VoidClosure {