Cleaned up audio code

src/Discord.Net.WebSocket/Audio/Streams/OutputStream.cs

@@ -0,0 +1,23 @@
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace Discord.Audio.Streams
+{
+    ///<summary> Wraps an IAudioClient, sending voice data on write. </summary>
+    public class OutputStream : AudioOutStream
+    {
+        private readonly DiscordVoiceAPIClient _client;
+        public OutputStream(IAudioClient client)
+            : this((client as AudioClient).ApiClient) { }
+        internal OutputStream(DiscordVoiceAPIClient client)
+        {
+            _client = client;
+        }
+
+        public override async Task WriteAsync(byte[] buffer, int offset, int count, CancellationToken cancelToken)
+        {
+            cancelToken.ThrowIfCancellationRequested();
+            await _client.SendAsync(buffer, offset, count).ConfigureAwait(false);
+        }
+    }
+}