*** old/agent/src/share/classes/sun/jvm/hotspot/oops/java_lang_Class.java	Fri Sep  9 11:55:31 2011
--- new/agent/src/share/classes/sun/jvm/hotspot/oops/java_lang_Class.java	Fri Sep  9 11:55:30 2011

*** 53,69 ****
--- 53,69 ----
  
    private static synchronized void initialize(TypeDataBase db) {
      // klass and oop_size are HotSpot magic fields and hence we can't
      // find them from InstanceKlass for java.lang.Class.
      Type jlc = db.lookupType("java_lang_Class");
!     int klassOffset = (int) jlc.getCIntegerField("_klass_offset").getValue();
      if (VM.getVM().isCompressedOopsEnabled()) {
        klassField = new NarrowOopField(new NamedFieldIdentifier("klass"), klassOffset, true);
      } else {
        klassField = new OopField(new NamedFieldIdentifier("klass"), klassOffset, true);
      }
!     int oopSizeOffset = (int) jlc.getCIntegerField("_oop_size_offset").getValue();
      oopSizeField = new IntField(new NamedFieldIdentifier("oop_size"), oopSizeOffset, true);
    }
  
    /** get klassOop field at offset hc_klass_offset from a java.lang.Class object */
    public static Klass asKlass(Oop aClass) {