hg: jdk9/client/jdk: 8019180: Use JComboBox as it's own ActionListener leads to unexpected behaviour

[sergey.malenkov at oracle.com]

Changeset: e86678f580ae
Author:    malenkov
Date:      2014-05-26 18:01 +0400
URL:       http://hg.openjdk.java.net/jdk9/client/jdk/rev/e86678f580ae

8019180: Use JComboBox as it's own ActionListener leads to unexpected behaviour
Reviewed-by: alexsch, serb

! src/share/classes/javax/swing/JComboBox.java
+ test/javax/swing/JComboBox/8019180/Test8019180.java