function openActionMenu(index) {
    const item = testElement.$.listContainer.children[index];
    const dots = item.querySelector('#actionMenuButton');
    dots.click();
    Polymer.dom.flush();
  }
/**
   * Opens the action menu for a particular element in the list.
   * @param {number} index The index of the child element (which site) to
   *     open the action menu for.
   */
Opens the action menu for a particular element in the list.
@param {number} index The index of the child element (which site) to
open the action menu for.
Opens the action menu for a particular element in the list . @param { number } index The index of the child element ( which site ) to open the action menu for .
function openActionMenu(index) {
    const item = testElement.$.listContainer.children[index];
    const dots = item.querySelector('#actionMenuButton');
    dots.click();
    Polymer.dom.flush();
  }
function openActionMenu ( index ) { const item = testElement . $ . listContainer . children [ index ] ; const dots = item . querySelector ( '#actionMenuButton' ) ; dots . click ( ) ; Polymer . dom . flush ( ) ; }
Opens the action menu for a particular element in the list.
Opens the action menu for a particular element in the list .