finally again

Change-Id: I2627f36dc1f8de76ce8a4fc96bf93afdb43683c9
Reviewed-on: http://gerrit.dmdirc.com/1906
Automatic-Compile: DMDirc Local Commits <dmdirc@googlemail.com>
Reviewed-by: Chris Smith <chris@dmdirc.com>

src/com/dmdirc/addons/ui_swing/components/vetoable/VetoableChangeEvent.java

      */
     private static final long serialVersionUID = 1;
     /** New value. */
-    private Object newValue;
+    private final Object newValue;
 
     /**
      * Creates a new vetoable change event.