private void advertiseCtrlArrows() {
    if (!myEditor.isOneLineMode() &&
        FeatureUsageTracker.getInstance()
          .isToBeAdvertisedInLookup(CodeCompletionFeatures.EDITING_COMPLETION_CONTROL_ARROWS, getProject())) {
      String downShortcut = KeymapUtil.getFirstKeyboardShortcutText(IdeActions.ACTION_LOOKUP_DOWN);
      String upShortcut = KeymapUtil.getFirstKeyboardShortcutText(IdeActions.ACTION_LOOKUP_UP);
      if (StringUtil.isNotEmpty(downShortcut) && StringUtil.isNotEmpty(upShortcut)) {
        addAdvertisement(CodeInsightBundle.message("completion.ad.moving.caret.down.and.up.in.the.editor", downShortcut, upShortcut), null);
      }
    }
  }
private void advertiseCtrlArrows()