--- a/src/hotspot/share/gc/z/zGlobals.cpp	Tue Sep 24 17:08:18 2019 +0200
+++ b/src/hotspot/share/gc/z/zGlobals.cpp	Tue Sep 24 17:08:19 2019 +0200
@@ -48,11 +48,3 @@
 uintptr_t ZAddressMetadataMarked1;
 uintptr_t ZAddressMetadataRemapped;
 uintptr_t ZAddressMetadataFinalizable;
-
-uintptr_t ZAddressSpaceStart;
-uintptr_t ZAddressSpaceEnd;
-size_t    ZAddressSpaceSize;
-
-uintptr_t ZAddressReservedStart;
-uintptr_t ZAddressReservedEnd;
-size_t    ZAddressReservedSize;