namespace System.Runtime.InteropServices.JavaScript
{
    [CLSCompliant(false)]
    [EditorBrowsable(EditorBrowsableState.Never)]
    [SupportedOSPlatform("browser")]
    public struct JSMarshalerArgument
    {
        [EditorBrowsable(EditorBrowsableState.Never)]
        public delegate void ArgumentToManagedCallback(ref JSMarshalerArgument arg, out T value);
        {
            public virtual IAsyncResult BeginInvoke(ref JSMarshalerArgument arg, out T value, AsyncCallback callback, object object);
        }
    }
}