Function tracker_sys::tracker_endpoint_http_new

pub unsafe extern "C" fn tracker_endpoint_http_new(
    sparql_connection: *mut TrackerSparqlConnection, 
    port: c_uint, 
    certificate: *mut GTlsCertificate, 
    cancellable: *mut GCancellable, 
    error: *mut *mut GError
) -> *mut TrackerEndpointHttp

This is supported on crate feature v3_1 only.