# System.Net.Http

``` diff
 namespace System.Net.Http {
     public abstract class HttpContent : IDisposable {
+        public Task LoadIntoBufferAsync(long maxBufferSize, CancellationToken cancellationToken);
+        public Task LoadIntoBufferAsync(CancellationToken cancellationToken);
     }
     [UnsupportedOSPlatformAttribute("browser")]
     public sealed class SocketsHttpHandler : HttpMessageHandler {
+        public bool EnableMultipleHttp3Connections { get; set; }
     }
 }
```

