chore(dcutr): remove deprecated items

Removes deprecated items from `libp2p-dcutr`.

Related #3647

Pull-Request: #3700.

Author: umgefahren

libp2p/src/tutorials/hole_punching.rs

@@ -168,15 +168,15 @@
 //!
 //! 2. The listening client initiating a direct connection upgrade for the new relayed connection.
 //!    Reported by [`dcutr`](crate::dcutr) through
-//!    [`Event::RemoteInitiatedDirectConnectionUpgrade`](crate::dcutr::behaviour::Event::RemoteInitiatedDirectConnectionUpgrade).
+//!    [`Event::RemoteInitiatedDirectConnectionUpgrade`](crate::dcutr::Event::RemoteInitiatedDirectConnectionUpgrade).
 //!
 //!    ``` ignore
 //!    [2022-01-30T12:54:11Z INFO  client] RemoteInitiatedDirectConnectionUpgrade { remote_peer_id: PeerId("12D3KooWPjceQrSwdWXPyLLeABRXmuqt69Rg3sBYbU1Nft9HyQ6X"), remote_relayed_addr: "/ip4/$RELAY_PEER_ID/tcp/4001/p2p/12D3KooWDpJ7As7BWAwRMfu1VU2WCqNjvq387JEYKDBj4kx6nXTN/p2p-circuit/p2p/12D3KooWPjceQrSwdWXPyLLeABRXmuqt69Rg3sBYbU1Nft9HyQ6X" }
 //!    ```
 //!
 //! 3. The direct connection upgrade, also known as hole punch, succeeding. Reported by
 //!    [`dcutr`](crate::dcutr) through
-//!    [`Event::RemoteInitiatedDirectConnectionUpgrade`](crate::dcutr::behaviour::Event::DirectConnectionUpgradeSucceeded).
+//!    [`Event::RemoteInitiatedDirectConnectionUpgrade`](crate::dcutr::Event::DirectConnectionUpgradeSucceeded).
 //!
 //!    ``` ignore
 //!    [2022-01-30T12:54:11Z INFO  client] DirectConnectionUpgradeSucceeded { remote_peer_id: PeerId("12D3KooWPjceQrSwdWXPyLLeABRXmuqt69Rg3sBYbU1Nft9HyQ6X") }

protocols/dcutr/CHANGELOG.md

@@ -2,8 +2,10 @@
 
 - Raise MSRV to 1.65.
   See [PR 3715].
+- Remove deprecated items. See [PR 3700].
 
 [PR 3715]: https://github.com/libp2p/rust-libp2p/pull/3715
+[PR 3700]: https://github.com/libp2p/rust-libp2p/pull/3700
 
 ## 0.9.1
 

protocols/dcutr/src/lib.rs

@@ -43,25 +43,3 @@ pub mod inbound {
 pub mod outbound {
     pub use crate::protocol::outbound::UpgradeError;
 }
-
-#[deprecated(
-    since = "0.9.0",
-    note = "Use `libp2p_dcutr::inbound::UpgradeError` instead.`"
-)]
-pub type InboundUpgradeError = inbound::UpgradeError;
-
-#[deprecated(
-    since = "0.9.0",
-    note = "Use `libp2p_dcutr::outbound::UpgradeError` instead.`"
-)]
-pub type OutboundUpgradeError = outbound::UpgradeError;
-pub mod behaviour {
-    #[deprecated(since = "0.9.0", note = "Use `libp2p_dcutr::Behaviour` instead.`")]
-    pub type Behaviour = crate::Behaviour;
-
-    #[deprecated(since = "0.9.0", note = "Use `libp2p_dcutr::Event` instead.`")]
-    pub type Event = crate::Event;
-
-    #[deprecated(since = "0.9.0", note = "Use `libp2p_dcutr::Error` instead.`")]
-    pub type UpgradeError = crate::Error;
-}

protocols/dcutr/src/protocol/inbound.rs

@@ -130,9 +130,6 @@ pub enum UpgradeError {
     StreamClosed,
     #[error("Expected at least one address in reservation.")]
     NoAddresses,
-    #[deprecated(since = "0.8.1", note = "Error is no longer constructed.")]
-    #[error("Invalid addresses.")]
-    InvalidAddrs,
     #[error("Failed to parse response type field.")]
     ParseTypeField,
     #[error("Unexpected message type 'connect'")]

protocols/dcutr/src/protocol/outbound.rs

@@ -136,9 +136,6 @@ pub enum UpgradeError {
     NoAddresses,
     #[error("Invalid expiration timestamp in reservation.")]
     InvalidReservationExpiration,
-    #[deprecated(since = "0.8.1", note = "Error is no longer constructed.")]
-    #[error("Invalid addresses in reservation.")]
-    InvalidAddrs,
     #[error("Failed to parse response type field.")]
     ParseTypeField,
     #[error("Unexpected message type 'connect'")]