any_completion_handler::any_completion_handler (3 of 4 overloads)

Construct an any_completion_handler to contain the specified target.

template<
    typename H,
    typename Handler = typename decay<H>::type>
any_completion_handler(
    H && h,
    typename constraint< !is_same< typename decay< H >::type, any_completion_handler >::value >::type  = 0);