Drop serialization for OnionMessage{Intercepted,PeerConnected}

.. event variants, as we never serialize them anyways.

lightning/src/events/mod.rs

@@ -1609,18 +1609,13 @@ impl Writeable for Event {
 				35u8.write(writer)?;
 				// Never write ConnectionNeeded events as buffered onion messages aren't serialized.
 			},
-			&Event::OnionMessageIntercepted { ref peer_node_id, ref message } => {
+			&Event::OnionMessageIntercepted { .. } => {
 				37u8.write(writer)?;
-				write_tlv_fields!(writer, {
-					(0, peer_node_id, required),
-					(2, message, required),
-				});
+				// Never write OnionMessageIntercepted events as buffered onion messages aren't serialized.
 			},
-			&Event::OnionMessagePeerConnected { ref peer_node_id } => {
+			&Event::OnionMessagePeerConnected { .. } => {
 				39u8.write(writer)?;
-				write_tlv_fields!(writer, {
-					(0, peer_node_id, required),
-				});
+				// Never write OnionMessage events as buffered onion messages aren't serialized.
 			},
 			&Event::InvoiceReceived { ref payment_id, ref invoice, ref responder } => {
 				41u8.write(writer)?;
@@ -2043,29 +2038,10 @@ impl MaybeReadable for Event {
 			},
 			// Note that we do not write a length-prefixed TLV for ConnectionNeeded events.
 			35u8 => Ok(None),
-			37u8 => {
-				let mut f = || {
-					_init_and_read_len_prefixed_tlv_fields!(reader, {
-						(0, peer_node_id, required),
-						(2, message, required),
-					});
-					Ok(Some(Event::OnionMessageIntercepted {
-						peer_node_id: peer_node_id.0.unwrap(), message: message.0.unwrap()
-					}))
-				};
-				f()
-			},
-			39u8 => {
-				let mut f = || {
-					_init_and_read_len_prefixed_tlv_fields!(reader, {
-						(0, peer_node_id, required),
-					});
-					Ok(Some(Event::OnionMessagePeerConnected {
-						peer_node_id: peer_node_id.0.unwrap()
-					}))
-				};
-				f()
-			},
+			// Note that we do not write a length-prefixed TLV for OnionMessageIntercepted events.
+			37u8 => Ok(None),
+			// Note that we do not write a length-prefixed TLV for OnionMessagePeerConnected events.
+			39u8 => Ok(None),
 			41u8 => {
 				let mut f = || {
 					_init_and_read_len_prefixed_tlv_fields!(reader, {