1"ProxyProvider";"com::sun::star::ucb::XParameterizedContentProvider#optional";"registerInstance()" 2"ProxyProvider";"com::sun::star::ucb::XParameterizedContentProvider#optional";"deregisterInstance()" 3"ProxyProvider";"com::sun::star::ucb::XContentProvider";"queryContent()" 4"ProxyProvider";"com::sun::star::ucb::XContentProvider";"compareContentIds()" 5"ProxyProvider";"com::sun::star::ucb::XContentIdentifierFactory#optional";"createContentIdentifier()" 6