--- old/agent/src/share/classes/sun/jvm/hotspot/oops/ObjectHeap.java	Tue Mar 29 13:56:32 2011
+++ new/agent/src/share/classes/sun/jvm/hotspot/oops/ObjectHeap.java	Tue Mar 29 13:56:32 2011
@@ -362,7 +362,16 @@
         if (klass.equals(compiledICHolderKlassHandle))  return new CompiledICHolder(handle, this);
         if (klass.equals(methodDataKlassHandle))        return new MethodData(handle, this);
       }
-      if (klass.equals(instanceKlassKlassHandle))       return new InstanceKlass(handle, this);
+      if (klass.equals(instanceKlassKlassHandle)) {
+          InstanceKlass ik = new InstanceKlass(handle, this);
+          if (ik.getName().asString().equals("java/lang/Class")) {
+              // We would normally do this using the vtable style
+              // lookup but since it's not used for these currently
+              // it's simpler to just check for the name.
+              return new InstanceMirrorKlass(handle, this);
+          }
+          return ik;
+      }
       if (klass.equals(objArrayKlassKlassHandle))       return new ObjArrayKlass(handle, this);
       if (klass.equals(typeArrayKlassKlassHandle))      return new TypeArrayKlass(handle, this);