plugins/org.eclipse.actf.visualization/plugin.xml

<?xml version="1.0" encoding="UTF-8"?>
<?eclipse version="3.4"?>
<plugin>
   <extension
         point="org.eclipse.ui.actionSets">
      <actionSet
            id="org.eclipse.actf.visualization.ui.actionSet"
            label="Visualization Action">
      </actionSet>
   </extension>

</plugin>