*** old/src/share/vm/runtime/vframe.hpp	Mon Mar 25 16:56:09 2013
--- new/src/share/vm/runtime/vframe.hpp	Mon Mar 25 16:56:09 2013

*** 334,343 ****
--- 334,344 ----
      // handle general case
      do {
        _frame = _frame.sender(&_reg_map);
      } while (!fill_from_frame());
    }
+   void security_next();
  
    bool at_end() const { return _mode == at_end_mode; }
  
    // Implements security traversal. Skips depth no. of frame including
    // special security frames and prefixed native methods