Imported Upstream version 4.2.0.179

Former-commit-id: 4610231f55806d2a05ed69e5ff3faa7336cc1479

external/referencesource/System.Configuration/System/Configuration/StreamUpdate.cs

@@ -0,0 +1,32 @@
+//------------------------------------------------------------------------------
+// <copyright file="StreamUpdate.cs" company="Microsoft">
+//     Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>
+//------------------------------------------------------------------------------
+
+namespace System.Configuration {
+
+    //
+    // Tracks updates to a stream.
+    //
+    internal class StreamUpdate {
+        private string  _newStreamname;
+        private bool    _writeCompleted;
+
+        internal StreamUpdate(string newStreamname) {
+            _newStreamname = newStreamname;
+        }
+
+        // desired new stream name
+        internal string NewStreamname {
+            get {return _newStreamname;}
+        }
+
+        // indicates whether the change from the old stream name
+        // to the new stream name has been completed.
+        internal bool WriteCompleted {
+            get {return _writeCompleted;}
+            set {_writeCompleted = value;}
+        }
+    }
+}