gitlab-org--gitlab-foss/app/assets/javascripts/content_editor/extensions/video.js

import Playable from './playable';

export default Playable.extend({
  name: 'video',
  addOptions() {
    return {
      ...this.parent?.(),
      mediaType: 'video',
      extraElementAttrs: { width: '400' },
    };
  },
});