Function useCallback

docs/external/js/react.development.js:1601–1604

(callback, deps)

    return dispatcher.useLayoutEffect(create, deps);
  }
  function useCallback(callback, deps) {
    var dispatcher = resolveDispatcher();
    return dispatcher.useCallback(callback, deps);
  }
  function useMemo(create, deps) {
    var dispatcher = resolveDispatcher();
    return dispatcher.useMemo(create, deps);