Imported Upstream version 6.0.0.172

Former-commit-id: f3cc9b82f3e5bd8f0fd3ebc098f789556b44e9cd

external/binary-reference-assemblies/src/monotouch/Xamarin.WatchOS.extra.cs

@@ -0,0 +1,20 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+[assembly:System.Runtime.CompilerServices.InternalsVisibleTo("System.Net.Http, PublicKey=002400000480000094000000060200000024000052534131000400000100010007d1fa57c4aed9f0a32e84aa0faefd0de9e8fd6aec8f87fb03766c834c99921eb23be79ad9d5dcc1dd9ad236132102900b723cf980957fc4e177108fc607774f29e8320e92ea05ece4e821c0a5efe8f1645c4c0c93c1ab99285d622caa652c1dfad63d745d6f2de5f17e5eaf0fc4963d261c8a12436518206dc093344d5ad293")]
+
+namespace ObjCRuntime
+{
+    internal class RuntimeOptions
+    {
+        internal static System.Net.Http.HttpMessageHandler GetHttpMessageHandler() { throw null; }
+    }
+}
+
+namespace System.Net.Http
+{
+    public class NSUrlSessionHandler
+    {
+    }
+}