To reproduce on attached app:
- select "Menu 0" by mouse click
- press RIGHT-ARROW keyboard button
- select "Menu 0" by mouse click
- press RIGHT-ARROW keyboard button
"Menu 2" will be selected
- select "Menu 0" by mouse click
- press RIGHT-ARROW keyboard button
- select "Menu 0" by mouse click
- press RIGHT-ARROW keyboard button
"Menu 2" will be selected
- relates to
- 
                    JDK-8088215 MenuBar doesn't handle mouse events properly -           
- Open
 
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 P3
  P3                     