const nextTime = patch.url ? Date.now() : existing.time;
if (nextUrl === existing.url && nextTitle === existing.title && nextFaviconHash === existing.icon && nextTime === existing.time) {
}
this._items[idx] = { ...existing, url: nextUrl, title: nextTitle, icon: nextFaviconHash, time: nextTime };
this._onDidChange.fire();