--- old/src/jdk.hotspot.agent/share/classes/sun/jvm/hotspot/gc/shared/GenerationFactory.java	2019-02-15 20:10:26.855531920 +0100
+++ new/src/jdk.hotspot.agent/share/classes/sun/jvm/hotspot/gc/shared/GenerationFactory.java	2019-02-15 20:10:26.327531923 +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
@@ -65,6 +65,8 @@
                   }
                   public void spaceIterate(SpaceClosure blk, boolean usedOnly) {
                   }
+                  public void liveRegionsIterate(LiveRegionsClosure closure) {
+                  }
                   public void printOn(java.io.PrintStream tty) {
                       tty.println("unknown subtype of Generation @ " + getAddress() + " (" +
                                   virtualSpace().low() + "," + virtualSpace().high() + ")");