@ -49,9 +49,9 @@ class ExternalFD(FileDownloader):
def _calc_headers(self, info_dict):
res = std_headers.copy()
ua = info_dict.get('user_agent')
if ua is not None:
res['User-Agent'] = ua
add_headers = info_dict.get('http_headers')
if add_headers:
res.update(add_headers)
cookies = self._calc_cookies(info_dict)
if cookies: