##### windows::overlapped_ptr::overlapped_ptr (3 of 3 overloads)

Construct an `windows::overlapped_ptr` to contain the specified handler.

    template<
        typename Executor,
        typename Handler>
    overlapped_ptr(
        const Executor & ex,
        Handler && handler,
        typename constraint< execution::is_executor< Executor >::value||is_executor< Executor >::value >::type  = 0);