Method optimize

resources/vega-lite.min.js:9934–9940

(e)

      return n;
    }
    optimize(e) {
      const t = [...this.getNodeDepths(e, 0, new Map()).entries()].sort(
        (e, t) => t[1] - e[1],
      );
      for (const e of t) this.run(e[0]);
      return this.modifiedFlag;
    }
  }
  class Md extends jd {
    optimize(e) {