Fixed build fail with async feature.

Fortune for chacha20stream's current commit: Small curse − 小凶

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "chacha20stream"
-version = "2.2.0"
+version = "2.2.1"
 keywords = ["chacha20_poly1305", "stream", "wrapper", "encryption", "decryption"]
 description = "A writable wrapper stream for encryption and decryption with the stream cipher chacha20_poly1305"
 homepage = "https://git.flanchan.moe/flanchan/chacha20stream"

src/stream_async/sink.rs

@@ -114,9 +114,7 @@ impl<W: AsyncWrite> Sink<W>
     /// The counterpart to `into_parts()`.
     #[inline] pub fn from_parts(stream: W, crypter: Crypter) -> Self
     {
-	Self {
-	    stream, crypter
-	}
+	Self::new(stream, crypter)
     }
     
     /// The crypter of this instance

src/stream_async/source.rs

@@ -79,9 +79,7 @@ impl<R: AsyncRead> Source<R>
     /// The counterpart to `into_parts()`.
     #[inline] pub fn from_parts(stream: R, crypter: Crypter) -> Self
     {
-	Self {
-	    stream, crypter
-	}
+	Self::new(stream, crypter)
     }