docs: private void removeDataBindings() {
          Bindings.unbindContent(detailedDayView.getCalendarSources(),
                  getCalendarSources());
          Bindings.unbindContentBidirectional(
                  detailedDayView.getCalendarVisibilityMap(),
                  getCalendarVisibilityMap());
          Bindings.unbindContent(detailedWeekView.getCalendarSources(),
                  getCalendarSources());
          Bindings.unbindContentBidirectional(
                  detailedWeekView.getCalendarVisibilityMap(),
                  getCalendarVisibilityMap());
          Bindings.unbindContent(monthView.getCalendarSources(),
                  getCalendarSources());
          Bindings.unbindContentBidirectional(
                  monthView.getCalendarVisibilityMap(),
                  getCalendarVisibilityMap());
      }