Function cef_xml_reader_create 

pub unsafe extern "C" fn cef_xml_reader_create(
    stream: *mut _cef_stream_reader_t,
    encodingType: cef_xml_encoding_type_t,
    URI: *const cef_string_t,
) -> *mut cef_xml_reader_t

Create a new cef_xml_reader_t object. The returned object’s functions can only be called from the thread that created the object.