[8u40] Request for approval: 8051359 JPopupMenu creation in headless mode with JDK9b23 causes NPE

[Alexander Scherbatiy]

Hello,

Could you approve the direct backport of the fix to JDK 8u-dev.

The bug: https://bugs.openjdk.java.net/browse/JDK-8051359
The webrev: http://cr.openjdk.java.net/~alexsch/8051359/webrev.01
The review thread: 
http://mail.openjdk.java.net/pipermail/awt-dev/2014-August/008352.html
The JDK 9 changeset: 
http://hg.openjdk.java.net/jdk9/client/jdk/rev/eb2872ff0b83

Thanks,
Alexandr.