chore: update pin-project to 0.4.0-beta.1 (#1586)

2 files changed, 8 insertions, 8 deletions

diff --git a/tokio-io/Cargo.toml b/tokio-io/Cargo.toml
index 7290b672..65f119e4 100644
--- a/tokio-io/Cargo.toml
+++ b/tokio-io/Cargo.toml
@@ -20,7 +20,7 @@ Core I/O primitives for asynchronous I/O in Rust.
 categories = ["asynchronous"]
 
 [features]
-util = ["memchr", "pin-utils"]
+util = ["memchr", "pin-utils", "pin-project"]
 
 [dependencies]
 bytes = "0.4.7"
@@ -28,7 +28,7 @@ log = "0.4"
 futures-core-preview = "=0.3.0-alpha.18"
 memchr = { version = "2.2", optional = true }
 pin-utils = { version = "=0.1.0-alpha.4", optional = true }
-pin-project = "=0.4.0-alpha.11"
+pin-project = { version = "=0.4.0-beta.1", optional = true }
 
 [dev-dependencies]
 tokio = { version = "=0.2.0-alpha.5", path = "../tokio" }
diff --git a/tokio-io/src/io/buf_stream.rs b/tokio-io/src/io/buf_stream.rs
index f2abfb08..88624f19 100644
--- a/tokio-io/src/io/buf_stream.rs
+++ b/tokio-io/src/io/buf_stream.rs
@@ -29,25 +29,25 @@ impl<RW: AsyncRead + AsyncWrite> BufStream<RW> {
 
 impl<RW: AsyncRead + AsyncWrite> AsyncWrite for BufStream<RW> {
     fn poll_write(
-        mut self: Pin<&mut Self>,
+        self: Pin<&mut Self>,
         cx: &mut Context<'_>,
         buf: &[u8],
     ) -> Poll<io::Result<usize>> {
         self.project().0.poll_write(cx, buf)
     }
 
-    fn poll_flush(mut self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<io::Result<()>> {
+    fn poll_flush(self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<io::Result<()>> {
         self.project().0.poll_flush(cx)
     }
 
-    fn poll_shutdown(mut self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<io::Result<()>> {
+    fn poll_shutdown(self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<io::Result<()>> {
         self.project().0.poll_shutdown(cx)
     }
 }
 
 impl<RW: AsyncRead + AsyncWrite> AsyncRead for BufStream<RW> {
     fn poll_read(
-        mut self: Pin<&mut Self>,
+        self: Pin<&mut Self>,
         cx: &mut Context<'_>,
         buf: &mut [u8],
     ) -> Poll<io::Result<usize>> {
@@ -62,10 +62,10 @@ impl<RW: AsyncRead + AsyncWrite> AsyncRead for BufStream<RW> {
 
 impl<RW: AsyncBufRead + AsyncRead + AsyncWrite> AsyncBufRead for BufStream<RW> {
     fn poll_fill_buf(self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<io::Result<&[u8]>> {
-        self.project_into().0.poll_fill_buf(cx)
+        self.project().0.poll_fill_buf(cx)
     }
 
-    fn consume(mut self: Pin<&mut Self>, amt: usize) {
+    fn consume(self: Pin<&mut Self>, amt: usize) {
         self.project().0.consume(amt)
     }
 }