LiveConnect: List.subList.size() is not working when called inside the Javascript

Problem description:
  subList.size() when called inside the javascript on the java.util.List object then it fails to work with new Plug-in. It's working fine with old Plug-in.
Call to subList.size() works fine when executed inside the applet.

Steps to reproduce:
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- Load the following applet inside the browser
http://sqeweb.sfbay.sun.com/deployment2/jitu/plugInTestsNoHarness/Liveconnect/html/JSListTest.html
Behavior with new Plug-in:
 Javascript exception is getting thrown as soon as subList.size() is called
Behavior with old Plug-in: No error/exception is getting thrown
You can notice following messages on the Java console
From JS: size of sublist: 2
From JS: size of sublist: 3