src/vs/workbench/contrib/comments/browser/commentThreadWidget.ts/ReviewZoneWidget/expandReplyArea
class ReviewZoneWidget:	private expandReplyArea() {
		if (!this._commentReplyComponent?.form.classList.contains('expand')) {
			this._commentReplyComponent?.form.classList.add('expand');
			this._commentReplyComponent?.editor.focus();
		}
	}