6618387: SSL client sessions do not close cleanly. A TCP reset occurs instead of a close_notify alert.
Summary: closeIdelConnection() does not query the cached connection correctly.
Reviewed-by: chegar
6648816: REGRESSION: setting -Djava.security.debug=failure result in NPE in ACC
Summary: unchecking the null pointer of the debug handle
Reviewed-by: mullan, weijun