The Indian GP organisers seem very confident.Contrary to having the extra time if the race was recheduled they wrote to the FIA stating that they did not want the race rescheduled.
http://www.autosport.com/news/report.php/id/92107 There appears to be no doubt, however, that India will revert back to October 30, with AUTOSPORT understanding that Delhi race organisers having written to the FIA expressing their unhappiness about moving to scheduled December 11 slot.