##### cancellation_slot_binder::cancellation_slot_binder (4 of 9 overloads)

Construct a copy of a different cancellation slot wrapper type.

    template<
        typename U,
        typename OtherCancellationSlot>
    cancellation_slot_binder(
        const cancellation_slot_binder< U, OtherCancellationSlot > & other);

This constructor is only valid if the `CancellationSlot` type is constructible from type `OtherCancellationSlot`, and the type `T` is constructible from type `U`.