HTMLMediaElement: {
    HAVE_CURRENT_DATA: number;
    HAVE_ENOUGH_DATA: number;
    HAVE_FUTURE_DATA: number;
    HAVE_METADATA: number;
    HAVE_NOTHING: number;
    NETWORK_EMPTY: number;
    NETWORK_IDLE: number;
    NETWORK_LOADING: number;
    NETWORK_NO_SOURCE: number;
    prototype: HTMLMediaElement;
    new (): HTMLMediaElement;
}