diff --git a/hotspot/test/testlibrary/whitebox/sun/hotspot/WhiteBox.java b/hotspot/test/testlibrary/whitebox/sun/hotspot/WhiteBox.java
index 65231abe7..9e1f0cb70 100644
--- a/hotspot/test/testlibrary/whitebox/sun/hotspot/WhiteBox.java
+++ b/hotspot/test/testlibrary/whitebox/sun/hotspot/WhiteBox.java
@@ -109,6 +109,8 @@ public class WhiteBox {
   public native long    g1NumMaxRegions();
   public native long    g1NumFreeRegions();
   public native int     g1RegionSize();
+  public native int g1ActiveMemoryNodeCount();
+  public native int[] g1MemoryNodeIds();
   public native MemoryUsage g1AuxiliaryMemoryUsage();
   public native Object[]    parseCommandLine(String commandline, DiagnosticCommand[] args);
 
-- 
2.22.0