Imported Upstream version 4.0.0~alpha1

Former-commit-id: 806294f5ded97629b74c85c09952f2a74fe182d9

external/referencesource/System.IdentityModel/System/IdentityModel/WSAddressing10Constants.cs

@@ -0,0 +1,31 @@
+//-----------------------------------------------------------------------
+// <copyright file="WSAddressing10Constants.cs" company="Microsoft">
+//     Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>
+//-----------------------------------------------------------------------
+
+namespace System.IdentityModel
+{
+    using System;
+    using System.Collections.Generic;
+    using System.Text;
+
+    /// <summary>
+    /// Defines constants used in WS-Addressing 1.0 standard schema.
+    /// </summary>
+    internal static class WSAddressing10Constants
+    {
+#pragma warning disable 1591
+        public const string Prefix = "wsa";
+        public const string NamespaceUri = "http://www.w3.org/2005/08/addressing";
+
+        public static class Elements
+        {
+            public const string Action = "Action";
+            public const string Address = "Address";
+            public const string ReplyTo = "ReplyTo";
+            public const string EndpointReference = "EndpointReference";
+        }
+#pragma warning restore 1591
+    }
+}