Who among the following Governor-Generals decided that Bahadur Shah Zafar would be the last Mughal emperor and after his death none of the descendents would be recognized as a ruler?

Lord Canning, the Governor-General (and later first Viceroy) of India during the 1857 revolt, decided that Bahadur Shah Zafar would be the last Mughal emperor and that none of his descendants would be recognized as rulers. After the Revolt of 1857 was suppressed, Bahadur Shah Zafar was exiled to Rangoon (Burma), where he died in 1862, marking the formal end of the Mughal Empire.