Imported Upstream version 4.6.0.125

Former-commit-id: a2155e9bd80020e49e72e86c44da02a8ac0e57a4

mcs/class/referencesource/System.Data.Entity/System/Data/Objects/AdditionalEntityFunctions.cs

@@ -0,0 +1,33 @@
+//---------------------------------------------------------------------
+// <copyright file="AdditionalEntityFunctions.cs" company="Microsoft">
+//      Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>
+//
+// @owner  [....]
+// @backupOwner [....]
+//---------------------------------------------------------------------
+namespace System.Data.Objects
+{
+    public static partial class EntityFunctions
+    {
+        /// <summary>
+        /// An ELINQ operator that ensures the input string is treated as a unicode string.
+        /// </summary>
+        /// <param name="value"></param>
+        /// <returns></returns>
+        public static string AsUnicode(string value)
+        {
+            return value;
+        }
+
+        /// <summary>
+        /// An ELINQ operator that treats the input string as a non-unicode string.
+        /// </summary>
+        /// <param name="value"></param>
+        /// <returns></returns>
+        public static string AsNonUnicode(string value)
+        {
+            return value;
+        }
+    }
+}