imported signalr 1.1.3 into NzbDrone.

src/Microsoft.AspNet.SignalR.Core/Messaging/MessageResult.cs

@@ -0,0 +1,44 @@
+// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved. See License.md in the project root for license information.
+
+using System;
+using System.Collections.Generic;
+using System.Diagnostics.CodeAnalysis;
+using System.Linq;
+
+namespace Microsoft.AspNet.SignalR.Messaging
+{
+    /// <summary>
+    /// 
+    /// </summary>
+    [SuppressMessage("Microsoft.Performance", "CA1815:OverrideEqualsAndOperatorEqualsOnValueTypes", Justification = "Messages are never compared")]
+    public struct MessageResult
+    {
+        private static readonly List<ArraySegment<Message>> _emptyList = new List<ArraySegment<Message>>();
+        public readonly static MessageResult TerminalMessage = new MessageResult(terminal: true);
+
+        [SuppressMessage("Microsoft.Design", "CA1006:DoNotNestGenericTypesInMemberSignatures", Justification = "This is an optimization to avoid allocations.")]
+        public IList<ArraySegment<Message>> Messages { get; private set; }
+
+        public int TotalCount { get; private set; }
+
+        public bool Terminal { get; set; }
+
+        public MessageResult(bool terminal)
+            : this(_emptyList, 0)
+        {
+            Terminal = terminal;
+        }
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MessageResult"/> struct.
+        /// </summary>
+        /// <param name="messages">The array of messages associated with this <see cref="MessageResult"/>.</param>
+        /// <param name="totalCount">The amount of messages populated in the messages array.</param>
+        public MessageResult(IList<ArraySegment<Message>> messages, int totalCount)
+            : this()
+        {
+            Messages = messages;
+            TotalCount = totalCount;
+        }
+    }
+}