*** old/agent/src/share/classes/sun/jvm/hotspot/types/TypeDataBase.java	Fri Sep  9 14:16:03 2011
--- new/agent/src/share/classes/sun/jvm/hotspot/types/TypeDataBase.java	Fri Sep  9 14:16:03 2011

*** 1,7 ****
--- 1,7 ----
  /*
!  * Copyright (c) 2000, 2004, Oracle and/or its affiliates. All rights reserved.
!  * Copyright (c) 2000, 2011, 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
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.

*** 118,127 ****
--- 118,132 ----
        addressTypeIsEqualToType for all known types. Returns a matching
        Type for the given address if one was found, or null if none was
        found. */
    public Type guessTypeForAddress(Address addr);
  
+   /** Helper routine for guessing the most derived type of a
+       polymorphic C++ object. Requires a baseType that must be virtual
+       so that lookup can be performed without false positives */
+   public Type findDynamicTypeForAddress(Address addr, Type baseType);
+ 
    /** Returns an Iterator over the Types in the database. */
    public Iterator getTypes();
  
    /** Returns an Iterator over the String names of the integer
        constants in the database. */