typeof(this) return wrong type

[Andrey via Digitalmars-d-learn]

On Saturday, 22 April 2017 at 12:23:32 UTC, Basile B. wrote:
> On Saturday, 22 April 2017 at 11:45:54 UTC, Andrey wrote:
> use a "template this" parameter:
>
> void onCreate(this T)()
> {
>     writeln(getSymbolsByUDA!(T, OnClickListener).stringof);
> }
>
> if possible. The problem is not solved if onCreate is not 
> called on the most derived.

It works if I explicitly specify the type:
> MyView v2 = new MyView();
> v2.onCreate();  // Works well, using MyView type
> void test(View v) {
>     v.onCreate();  // using View type :(
> }