hg: jdk9/client/jdk: 6921687: Mnemonic disappears after repeated attempts to open menu items using mnemonics

[alexandr.scherbatiy at oracle.com]

Changeset: f63b19d6ff4b
Author:    ssadetsky
Date:      2015-04-06 19:03 +0400
URL:       http://hg.openjdk.java.net/jdk9/client/jdk/rev/f63b19d6ff4b

6921687: Mnemonic disappears after repeated attempts to open menu items using mnemonics
Reviewed-by: ant, alexsch

! src/java.desktop/share/classes/com/sun/java/swing/plaf/windows/WindowsRootPaneUI.java
+ test/javax/swing/plaf/windows/6921687/bug6921687.java