             return NSLocalizedString("Header 5", comment: "Accessibility label for selecting h5 paragraph style button on the formatting toolbar.")
         case .header6:
             return NSLocalizedString("Header 6", comment: "Accessibility label for selecting h6 paragraph style button on the formatting toolbar.")
-        default:
-            return ""
         }
     }
 }

            insertMoreAttachment()
        case .horizontalruler:
            insertHorizontalRuler()
        default:
            break
        }

        updateFormatBar()

            return gridicon(.headingH5)
        case .header6:
            return gridicon(.headingH6)
        }
    }

