Method measure

src/service/vsync-impl.js:237–242

* Runs the measure operation via vsync. * @param {function():undefined} measurer

(measurer)

   * @param {function():undefined} measurer
   */
  measure(measurer) {
    this.run({
      measure: measurer,
      mutate: undefined, // For uniform hidden class.
    });
  }

  /**
   * Runs `measure` wrapped in a promise.