In India that site is known for tabloid journalism. I dont think that should be considered a valid source.
Here's some more:
http://www.forbes.com/sites/gordonkelly/2015/12/05/google-en...
http://www.techworm.net/2015/12/google-ending-gmail-new-inbo...
http://www.technewstoday.com/27625-inbox-it-dont-gmail-it-sa...