third_party/blink/renderer/core/html/portal/html_portal_element.idl

// Copyright 2018 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// https://github.com/KenjiBaheux/portals/blob/master/explainer.md

[HTMLConstructor, RuntimeEnabled=Portals]
interface HTMLPortalElement : HTMLElement {
  [CEReactions, Reflect, URL, RaisesException=Setter] attribute URLString src;
  [CallWith=ScriptState] Promise<void> activate();
};