Method unlayout

src/service/resource.js:989–1008

* Calls element's unlayoutCallback callback and resets state for * relayout in case document becomes active again.

()

   * relayout in case document becomes active again.
   */
  unlayout() {
    if (
      this.state_ == ResourceState_Enum.NOT_BUILT ||
      this.state_ == ResourceState_Enum.NOT_LAID_OUT ||
      this.state_ == ResourceState_Enum.READY_FOR_LAYOUT
    ) {
      return;
    }
    if (this.abortController_) {
      this.abortController_.abort();
      this.abortController_ = null;
    }
    this.setInViewport(false);
    if (this.element.unlayoutCallback()) {
      this.element.togglePlaceholder(true);
      this.state_ = ResourceState_Enum.NOT_LAID_OUT;
      this.layoutCount_ = 0;
      this.layoutPromise_ = null;
    }
  }

  /**
   * Returns the task ID for this resource.