Review request for : JDK-8177386 [TESTBUG] The "Undo" menu item in the context menu is disable

[Rahul Singh]

Hi,

Kindly review the fix for the bug : 
https://bugs.openjdk.java.net/browse/JDK-8177386

Test instruction was meant to be updated.

Webrev : http://cr.openjdk.java.net/~rsingh/8177386/webrev.00/

-Regards,
Rahul Singh