# File lib/omniauth/strategies/google_oauth2.rb, line 30
      def auth_hash
        OmniAuth::Utils.deep_merge(super, {
          'uid' => user_info['uid'],
          'user_info' => user_info,
          'credentials' => {'expires_at' => @access_token.expires_at},
          'extra' => {'user_hash' => user_data}
        })
      end