hg: jdk/client: 4842658: DefaultListModel and DefaultComboBoxModel should support addAll (Collection c)

[manajit.halder at oracle.com]

Changeset: c87a5690e394
Author:    kaddepalli
Date:      2018-05-02 15:11 +0530
URL:       http://hg.openjdk.java.net/jdk/client/rev/c87a5690e394

4842658: DefaultListModel and DefaultComboBoxModel should support addAll (Collection c)
Reviewed-by: darcy, serb, prr

! src/java.desktop/share/classes/javax/swing/DefaultComboBoxModel.java
! src/java.desktop/share/classes/javax/swing/DefaultListModel.java
+ test/jdk/javax/swing/JComboBox/DefaultComboBoxModelAddAllElementsTest.java
+ test/jdk/javax/swing/JList/DefaultListModelAddAllTest.java