Imported Upstream version 4.6.0.125

Former-commit-id: a2155e9bd80020e49e72e86c44da02a8ac0e57a4

mcs/class/referencesource/System.Web.Extensions/Security/RoleService.cs

@@ -0,0 +1,31 @@
+//------------------------------------------------------------------------------
+// <copyright file="RoleService.cs" company="Microsoft">
+//     Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>
+//------------------------------------------------------------------------------
+
+namespace System.Web.Security {
+    using System;
+    using System.Web.ApplicationServices;
+    using System.Web.Script.Services;
+    using System.Web.Services;
+
+    [ScriptService]
+    internal sealed class RoleService {
+        [WebMethod]
+        public string[] GetRolesForCurrentUser(){
+            ApplicationServiceHelper.EnsureRoleServiceEnabled();
+            return Roles.GetRolesForUser();
+        }
+
+        [WebMethod]
+        public bool IsCurrentUserInRole(string role) {
+            if (role == null) {
+                throw new ArgumentNullException("role");
+            }
+            
+            ApplicationServiceHelper.EnsureRoleServiceEnabled();
+            return Roles.IsUserInRole(role);
+        }
+    }
+}