/**
 * If the `globalThis` has a [`ProgressEvent`](https://developer.mozilla.org/en-US/docs/Web/API/ProgressEvent), then the `ProgressEvent` constructor.
 * Otherwise the polyfill of `ProgressEvent` constructor.
 *
 * - Browser
 * References the `globalThis.ProgressEvent`
 *
 * - Deno
 * References the `globalThis.ProgressEvent`
 *
 * - Node.js
 * References the polyfill
 */
declare const _ProgressEvent: new (type: string, eventInitDict?: ProgressEventInit) => ProgressEvent;
export { _ProgressEvent };