--- old/src/jdk.hotspot.agent/share/classes/sun/jvm/hotspot/gc/serial/DefNewGeneration.java	2019-02-15 20:10:22.815531949 +0100
+++ new/src/jdk.hotspot.agent/share/classes/sun/jvm/hotspot/gc/serial/DefNewGeneration.java	2019-02-15 20:10:22.239531954 +0100
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000, 2015, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2000, 2019, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -94,6 +94,11 @@
     }
   }
 
+  public void liveRegionsIterate(LiveRegionsClosure closure) {
+    closure.doLiveRegions(eden());
+    closure.doLiveRegions(from());
+  }
+
   public void printOn(PrintStream tty) {
     tty.print("  eden");
     eden().printOn(tty);