code: function checkFillingChar( element ) {
  		var fillingChar = getFillingChar( element );
  		if ( fillingChar ) {
  			// Use this flag to avoid removing the filling char right after
  			// creating it.
  			if ( fillingChar.getCustomData( 'ready' ) )
  				removeFillingChar( element );
  			else
  				fillingChar.setCustomData( 'ready', 1 );
  		}
  	}
docs: Checks if a filling char has been used, eventualy removing it (#1272).