--- a/test/lib/sun/hotspot/WhiteBox.java	Tue Nov 07 14:13:18 2017 -0800
+++ b/test/lib/sun/hotspot/WhiteBox.java	Tue Nov 07 18:48:17 2017 -0500
@@ -525,6 +525,7 @@
   public native boolean areSharedStringsIgnored();
   public native boolean isCDSIncludedInVmBuild();
   public native Object  getResolvedReferences(Class<?> c);
+  public native boolean areOpenArchiveHeapObjectsMapped();
 
   // Compiler Directive
   public native int addCompilerDirective(String compDirect);