src/vs/editor/contrib/gotoSymbol/peek/referencesTree.ts/FileReferencesTemplate/constructor
class FileReferencesTemplate:	constructor(
		container: HTMLElement,
		@ILabelService private readonly _uriLabel: ILabelService,
		@IThemeService themeService: IThemeService,
	) {
		super();
		const parent = document.createElement('div');
		parent.classList.add('reference-file');
		this.file = this._register(new IconLabel(parent, { supportHighlights: true }));

		this.badge = new CountBadge(dom.append(parent, dom.$('.count')));
		this._register(attachBadgeStyler(this.badge, themeService));

		container.appendChild(parent);
	}