remove-event-listener.js

function removeEventListeners(element, listenerMap) {
  Object.keys(listenerMap).forEach(function (name) {
    var listeners = listenerMap[name];
    listeners.forEach(function (object) {
      element.removeEventListener(name, object.listener);
    });
  });
};

removeEventListeners(window, getEventListeners(window));
removeEventListeners(document, getEventListeners(document));