Large Json serializer

JsonSerializer.cs

private static T Deserialize<T>(Stream stream)
{
    if (stream == null || !stream.CanRead) return default(T);

    using (var reader = new StreamReader(stream))
    {
        using (var json = new Newtonsoft.Json.JsonTextReader(reader))
        {
            return new Newtonsoft.Json.JsonSerializer().Deserialize<T>(json);
        }
    }
}