Remove outdated comment (we use tokio codecs now)
@@ -222,9 +222,6 @@ pub enum Message {
/// `getblocks`.
///
/// [Bitcoin reference](https://en.bitcoin.it/wiki/Protocol_documentation#inv)
- // XXX the bitcoin reference above suggests this can be 1.8 MB in bitcoin -- maybe
- // larger in Zcash, since Zcash objects could be bigger (?) -- does this tilt towards
- // having serialization be async?
Inv(Vec<InventoryHash>),
/// A `getdata` message.
