The parent #TpCallChannel of the content.
The #TpConnection of the call.
The D-Bus daemon for this object (this object itself, if it is a TpDBusDaemon). Read-only except during construction.
The #TpSimpleClientFactory used to create this proxy, or %NULL if this proxy was not created through a factory.
The D-Bus object path for this object. Read-only except during construction.
The D-Bus bus name for this object. Read-only except during construction.