Issue 471: Support WP8.1

Src/GoogleApis.Auth.WP81/OAuth2/SerializableWebAuthResult.cs

+/*
+Copyright 2014 Google Inc
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+using Windows.Security.Authentication.Web;
+
+namespace Google.Apis.Auth.OAuth2
+{
+/// <summary>
+/// Contains the WebAuthenticationResult data. WebAuthenticationResult doesn
't have an empty constructor, and as a
+/// result it can't be deserialized.
+/// </summary>
+public class SerializableWebAuthResult
+{
+public static string Name = "authorization_result";
+
+/// <summary>Gets or sets the the protocol data when the operation succe
ssfully completes.</summary>
+public string ResponseData { get; set; }
+/// <summary>Gets or sets the HTTP error code when ResponseStatus is equ
al to ErrorHttp.</summary>
+public uint ResponseErrorDetail { get; set; }
+/// <summary>Gets or sets the status of the asynchronous operation when
it completes.</summary>
+public WebAuthenticationStatus ResponseStatus { get; set; }
+
+/// <summary>Empty default constructor.</summary>
+public SerializableWebAuthResult() { }
+
+/// <summary>Constructs a new instance of the class and set its properti
es by the specified result.</summary>
+public SerializableWebAuthResult(WebAuthenticationResult result)
+{
+this.ResponseData = result.ResponseData;
+this.ResponseErrorDetail = result.ResponseErrorDetail;
+this.ResponseStatus = result.ResponseStatus;
+}
+}
+}