[9] Review request: 8139593: Running apps on FX 9 + JDK 8u fails when security manager is enabled

[Kevin Rushforth]

Dave,

Please review this simple fix, which is a follow-on to JDK-8139450:

https://bugs.openjdk.java.net/browse/JDK-8139593
http://cr.openjdk.java.net/~kcr/8139593/webrev.00/

Thanks.

-- Kevin