Simple fact. The statement was never confirmed. Probably mistake in translation. Plus nothing really confirms that all this was said when MI-35 news was leaked.
Over statement is a common issue. Remember when this happened
http://www.defensenews.com/story/defense/air-space/strike/2015/03/08/russia-india-fighter-jet/24121253/
http://www.wantchinatimes.com/news-subclass-cnt.aspx?id=20150310000075&cid=1101