src/share/classes/javax/swing/ButtonGroup.java

rev 1527 : 6727662: Code improvement and warnings removing from swing packages
Summary: Removed unnecessary castings and other warnings
Reviewed-by: malenkov

@@ -66,11 +66,11 @@
  * @author Jeff Dinkins
  */
 public class ButtonGroup implements Serializable {
 
     // the list of buttons participating in this group
-    protected Vector<AbstractButton> buttons = new Vector();
+    protected Vector<AbstractButton> buttons = new Vector<AbstractButton>();
 
     /**
      * The current selection.
      */
     ButtonModel selection = null;