Method pause

src/custom-element.js:1688–1700

* Pauses the element. * * @package @final

()

     * @package @final
     */
    pause() {
      if (!this.isBuilt()) {
        // Not built yet.
        return;
      }

      this.impl_.pauseCallback();

      // Legacy unlayoutOnPause support.
      if (!this.R1() && this.impl_.unlayoutOnPause()) {
        this.unlayout_();
      }
    }

    /**
     * Requests the resource to resume its activity when the document returns