request-timeout-use.js

const noop = () => {};

const requestTimeout = (fn, delay, registerCancel) => {
  const start = new Date().getTime();

  const loop = () => {
    const delta = new Date().getTime() - start;

    if (delta >= delay) {
      fn();
      registerCancel(noop);
      return;
    }

    const raf = requestAnimationFrame(loop);
    registerCancel(() => cancelAnimationFrame(raf));
  };

  const raf = requestAnimationFrame(loop);
  registerCancel(() => cancelAnimationFrame(raf));
};

let cancel = noop;
const registerCancel = fn => cancel = fn;

requestTimeout(() => console.log("I'm a delayed work"), 300, registerCancel);

// In case I need to cancel the current scheduled work:
cancel();