-        auth_info = self._download_json(
-            'https://accounts.eu1.gigya.com/accounts.login', None,
-            note='Logging in', errnote='Unable to log in',
-            data=urlencode_postdata(auth_data))
-
-        error_message = auth_info.get('errorDetails') or auth_info.get('errorMessage')
-        if error_message:
-            raise ExtractorError(
-                'Unable to login: %s' % error_message, expected=True)