rm note to self: to be discussed in PR

scrapy/core/downloader/webclient.py

@@ -131,8 +131,6 @@ class ScrapyHTTPClientFactory(HTTPClientFactory):
         status = int(self.status)
         headers = Headers(self.response_headers)
         respcls = responsetypes.from_args(headers=headers, url=self._url)
-        # XXX - scrapy response stores body as bytes,
-        # but maybe it makes sense to be able to store unicode?
         body = to_bytes(body)
         return respcls(url=self._url, status=status, headers=headers, body=body)