interface TextTrackList implements EventTargetimport { type TextTrackList } from "https://deno.land/x/windmill@v1.361.1/node_modules/evt/src/lib/types/lib.dom.ts"; Index Signatures[index: number]: TextTrackPropertiesreadonlylength: numberonaddtrack: ((this: TextTrackList, ev: TrackEvent) => any) | nullonchange: ((this: TextTrackList, ev: Event) => any) | nullonremovetrack: ((this: TextTrackList, ev: TrackEvent) => any) | nullMethodsitem(index: number): TextTrackaddEventListener<K extends keyof TextTrackListEventMap>(type: K,listener: (this: TextTrackList, ev: TextTrackListEventMap[K]) => any,options?: boolean | AddEventListenerOptions,): voidaddEventListener(type: string,listener: EventListenerOrEventListenerObject,options?: boolean | AddEventListenerOptions,): voidremoveEventListener<K extends keyof TextTrackListEventMap>(type: K,listener: (this: TextTrackList, ev: TextTrackListEventMap[K]) => any,options?: boolean | EventListenerOptions,): voidremoveEventListener(type: string,listener: EventListenerOrEventListenerObject,options?: boolean | EventListenerOptions,): void