bundle.js
// Save the tab state for an element.
Save the tab state for an element.
Save the tab state for an element .
function saveElementTabState(el) {
  if (el.hasAttribute('tabindex')) {
    el.setAttribute(TAB_DATA, el.getAttribute('tabindex'));
  }
  el.setAttribute(TAB_DATA_HANDLED, true);
}
function saveElementTabState ( el ) { if ( el . hasAttribute ( 'tabindex' ) ) { el . setAttribute ( TAB_DATA , el . getAttribute ( 'tabindex' ) ) ; } el . setAttribute ( TAB_DATA_HANDLED , true ) ; }
Save the tab state for an element.
Save the tab state for an element .