--- old/src/hotspot/share/gc/z/zPreMappedMemory.hpp	2018-03-14 08:46:57.280538514 +0100
+++ new/src/hotspot/share/gc/z/zPreMappedMemory.hpp	2018-03-14 08:46:57.121531702 +0100
@@ -30,7 +30,7 @@
 
 class ZPage;
 
-class ZPreMappedMemory VALUE_OBJ_CLASS_SPEC {
+class ZPreMappedMemory {
 private:
   ZVirtualMemory  _vmem;
   ZPhysicalMemory _pmem;