[7u6] Request for approval: 7124551 [macosx] Once added, Menu shortcut cannot be removed

[Sergey Bylokhov]

Hello,
This is a request to push the following changes to jdk7u-dev.
This is a back port from jdk 8:
http://hg.openjdk.java.net/jdk8/awt/jdk/rev/74a1284ca75a
The fix has been reviewed on macosx-port-dev mailing list by Artem 
Ananiev, Anthony Petrov.

Bug: http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=7124551
Webrev can be found at: http://cr.openjdk.java.net/~serb/7124551/webrev.00
Technical review: 
http://mail.openjdk.java.net/pipermail/macosx-port-dev/2012-March/003782.html

-- 
Best regards, Sergey.