private void updateSearchFieldAdvertisement() {
    if (mySearchField == null) return;

    List<SearchEverywhereContributor<?>> contributors = myHeader.getSelectedTab().getContributors();
    String advertisementText = getWarning(contributors);
    if (advertisementText != null) {
      myHintHelper.setWarning(advertisementText);
      updateRightActions(contributors);
      return;
    }

    advertisementText = getAdvertisement(contributors);
    myHintHelper.setHint(advertisementText);

    updateRightActions(contributors);
  }
private void updateSearchFieldAdvertisement()