controlsList property of the
HTMLMediaElement interface returns a DOMTokenList that helps the user agent select what controls to show on the media element whenever the user agent shows its own set of controls. The DOMTokenList takes one or more of three possible values: nodownload, nofullscreen, and noremoteplayback.
var domTokenList = HTMLMediaElement.controlsList;
|HTML Living Standard||Living Standard||The actual property is in a draft of the spec located here.|