pub fn add_glyphs<'c, 'input, Conn>(
conn: &'c Conn,
glyphset: Glyphset,
glyphids: &'input [u32],
glyphs: &'input [Glyphinfo],
data: &'input [u8],
) -> Result<VoidCookie<'c, Conn>, ConnectionError>where
Conn: RequestConnection + ?Sized,