public IntPtr CreateInstance(nsISupports aOuter, ref Guid iid)
            {
                var obj = new MyCSharpComClass();

                return(Marshal.GetIUnknownForObject(obj));
            }
 public IntPtr CreateInstance(nsISupports aOuter, ref Guid iid)
 {
     var obj = new MyCSharpComClass();
     return Marshal.GetIUnknownForObject(obj);
 }