Bug 242427 [Commands] IAction.AS_RADIO_BUTTON actions contributed with ActionContributionItem to MenuManager have problems getting checked on selection
bundles/org.eclipse.jface/src/org/eclipse/jface/action/ActionContributionItem.java
return textValue;
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.jface.action.ContributionItem#dispose()
	 */
	public void dispose() {
		if (widget != null) {
			widget.dispose();
			widget = null;
		}
		holdMenu = null;
	}
	
	/**
	 * Handle show and hide on the proxy menu for IAction.AS_DROP_DOWN_MENU
	 * actions.
	 * 
	 * @return the appropriate listener
	 * @since 3.4
	 */
	private Listener getMenuCreatorListener() {
		if (menuCreatorListener == null) {
			menuCreatorListener = new Listener() {
				public void handleEvent(Event event) {
					switch (event.type) {
					case SWT.Show:
						handleShowProxy((Menu) event.widget);
						break;