[compat, networking] Deprecate old functions (#2861)

Authored by: coletdjnz, pukkandan

yt_dlp/extractor/viewlift.py

@@ -1,7 +1,7 @@
 import json
 
 from .common import InfoExtractor
-from ..compat import compat_HTTPError
+from ..networking.exceptions import HTTPError
 from ..utils import (
     ExtractorError,
     int_or_none,
@@ -46,8 +46,8 @@ class ViewLiftBaseIE(InfoExtractor):
             return self._download_json(
                 self._API_BASE + path, video_id, headers={'Authorization': self._TOKENS.get(site)}, query=query)
         except ExtractorError as e:
-            if isinstance(e.cause, compat_HTTPError) and e.cause.code == 403:
-                webpage = e.cause.read().decode()
+            if isinstance(e.cause, HTTPError) and e.cause.status == 403:
+                webpage = e.cause.response.read().decode()
                 try:
                     error_message = traverse_obj(json.loads(webpage), 'errorMessage', 'message')
                 except json.JSONDecodeError: