Release build cookie problem fix

I swear my code worked in Debug mode. The
System.Reflection.TypeExtensions package doesn't work in UWP projects
compiled under .NET Native.

PokemonGoAPI/Extensions/CookieContainerExtensions.cs

@@ -1,4 +1,6 @@
-using System.Collections.Generic;
+using System.Collections;
+using System.Collections.Generic;
+using System.Dynamic;
 using System.Reflection;
 
 namespace System.Net
@@ -19,21 +21,31 @@ public static class CookieContainerExtensions
         /// <returns></returns>
         public static IEnumerable<Cookie> GetCookies(this CookieContainer cookieContainer, string domain)
         {
+#if WINDOWS_UWP
             var domainTable = GetFieldValue<dynamic>(cookieContainer, "_domainTable");
-            foreach (var entry in domainTable)
+#else
+            var domainTable = GetFieldValue<dynamic>(cookieContainer, "m_domainTable");
+#endif
+            if (domainTable as IEnumerable != null)
             {
-                string key = GetPropertyValue<string>(entry, "Key");
-
-                if (key.Contains(domain))
+                foreach (var entry in domainTable)
                 {
-                    var value = GetPropertyValue<dynamic>(entry, "Value");
+                    string key = GetPropertyValue<string>(entry, "Key");
 
-                    var internalList = GetFieldValue<SortedList<string, CookieCollection>>(value, "_list");
-                    foreach (var li in internalList)
+                    if (key.Contains(domain))
                     {
-                        foreach (Cookie cookie in li.Value)
+                        var value = GetPropertyValue<dynamic>(entry, "Value");
+#if WINDOWS_UWP
+                        var internalList = GetFieldValue<SortedList<string, CookieCollection>>(value, "_list");
+#else
+                    var internalList = GetFieldValue<SortedList<string, CookieCollection>>(value, "m_list");
+#endif
+                        foreach (var li in internalList)
                         {
-                            yield return cookie;
+                            foreach (Cookie cookie in li.Value)
+                            {
+                                yield return cookie;
+                            }
                         }
                     }
                 }
@@ -49,9 +61,16 @@ public static IEnumerable<Cookie> GetCookies(this CookieContainer cookieContaine
         /// <returns></returns>
         internal static T GetFieldValue<T>(object instance, string fieldName)
         {
-            BindingFlags bindFlags = BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Static;
-            FieldInfo fi = instance.GetType().GetField(fieldName, bindFlags);
-            return (T)fi.GetValue(instance);
+            try
+            {
+                BindingFlags bindFlags = BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Static;
+                FieldInfo fi = instance.GetType().GetField(fieldName, bindFlags);
+                return fi != null ? (T)fi.GetValue(instance) : (T)new object();
+            }
+            catch (Exception ex)
+            {
+                return (T)new object();
+            }
         }
 
         /// <summary>

PokemonGoAPI/Login/PtcLogin.cs

@@ -79,13 +79,14 @@ public async Task<AccessToken> GetAccessToken()
         {
             AccessToken accessToken;
             PtcLoginParameters loginData = null;
-            var cookies = Cookies.GetCookies("sso.pokemon.com").ToList();
+            Cookies = new CookieContainer();
+            //var cookies = Cookies.GetCookies("sso.pokemon.com")?.ToList();
             // @robertmclaws: "CASTGC" is the name of the login cookie that the service looks for, afaik.
             //                The second one is listed as a backup in case they change the cookie name.
-            if (!cookies.Any(c => c.Name == "CASTGC") || cookies.Count == 0)
-            {
+            //if (!cookies.Any(c => c.Name == "CASTGC") || cookies.Count == 0)
+            //{
                 loginData = await GetLoginParameters().ConfigureAwait(false);
-            }
+            //}
             var authTicket = await GetAuthenticationTicket(loginData).ConfigureAwait(false);
             accessToken = await GetOAuthToken(authTicket).ConfigureAwait(false);
 
@@ -99,7 +100,6 @@ public async Task<AccessToken> GetAccessToken()
         /// <summary>
         /// Responsible for retrieving login parameters for <see cref="GetAuthenticationTicket" />.
         /// </summary>
-        /// <param name="httpClient">An initialized <see cref="HttpClient" /></param>
         /// <returns><see cref="PtcLoginParameters" /> for <see cref="GetAuthenticationTicket" />.</returns>
         private async Task<PtcLoginParameters> GetLoginParameters()
         {
@@ -112,7 +112,6 @@ private async Task<PtcLoginParameters> GetLoginParameters()
         /// <summary>
         /// Authenticates against the PTC login service and acquires an Authentication Ticket.
         /// </summary>
-        /// <param name="httpClient">The <see cref="HttpClient"/> instance to use for this request.</param>
         /// <param name="loginData">The <see cref="PtcLoginParameters" /> to use from this request. Obtained by calling <see cref="GetLoginParameters(HttpClient)"/>.</param>
         /// <returns></returns>
         private async Task<string> GetAuthenticationTicket(PtcLoginParameters loginData)