FindReferencesInWorkingSetAction(IWorkbenchSite site, String label, Class[] validTypes) { super(site, label, validTypes);
public FindReferencesInWorkingSetAction(IWorkbenchSite site) { super(site); init();
	FindReferencesInWorkingSetAction(IWorkbenchSite site, String label, Class[] validTypes) {		super(site, label, validTypes);		WorkbenchHelp.setHelp(this, IJavaHelpContextIds.FIND_REFERENCES_IN_WORKING_SET_ACTION);	}