[extractor] Always prefer native hls downloader by default

When the manifest is not downloadable by native downloader, it already is able to detect it and switch to `ffmpeg`. So there doesn't seem to be a reason anymore to use ffmpeg as the preferred downloader

yt_dlp/extractor/common.py

@@ -1902,7 +1902,7 @@ class InfoExtractor(object):
         return fmts
 
     def _extract_m3u8_formats_and_subtitles(
-            self, m3u8_url, video_id, ext=None, entry_protocol='m3u8',
+            self, m3u8_url, video_id, ext=None, entry_protocol='m3u8_native',
             preference=None, quality=None, m3u8_id=None, note=None,
             errnote=None, fatal=True, live=False, data=None, headers={},
             query={}):
@@ -1926,7 +1926,7 @@ class InfoExtractor(object):
             headers=headers, query=query, video_id=video_id)
 
     def _parse_m3u8_formats_and_subtitles(
-            self, m3u8_doc, m3u8_url, ext=None, entry_protocol='m3u8',
+            self, m3u8_doc, m3u8_url, ext=None, entry_protocol='m3u8_native',
             preference=None, quality=None, m3u8_id=None, live=False, note=None,
             errnote=None, fatal=True, data=None, headers={}, query={},
             video_id=None):

yt_dlp/extractor/egghead.py

@@ -107,8 +107,7 @@ class EggheadLessonIE(EggheadBaseIE):
             ext = determine_ext(format_url)
             if ext == 'm3u8':
                 formats.extend(self._extract_m3u8_formats(
-                    format_url, lesson_id, 'mp4', entry_protocol='m3u8',
+                    format_url, lesson_id, 'mp4', m3u8_id='hls', fatal=False))
-                    m3u8_id='hls', fatal=False))
             elif ext == 'mpd':
                 formats.extend(self._extract_mpd_formats(
                     format_url, lesson_id, mpd_id='dash', fatal=False))

yt_dlp/extractor/odnoklassniki.py

@@ -247,8 +247,7 @@ class OdnoklassnikiIE(InfoExtractor):
         m3u8_url = metadata.get('hlsMasterPlaylistUrl')
         if m3u8_url:
             formats.extend(self._extract_m3u8_formats(
-                m3u8_url, video_id, 'mp4', entry_protocol='m3u8',
+                m3u8_url, video_id, 'mp4', m3u8_id='hls', fatal=False))
-                m3u8_id='hls', fatal=False))
         rtmp_url = metadata.get('rtmpUrl')
         if rtmp_url:
             formats.append({

yt_dlp/extractor/whowatch.py

@@ -47,8 +47,7 @@ class WhoWatchIE(InfoExtractor):
 
             if hls_url:
                 hls_fmts = self._extract_m3u8_formats(
-                    hls_url, video_id, ext='mp4', entry_protocol='m3u8',
+                    hls_url, video_id, ext='mp4', m3u8_id='hls-%s' % name, quality=quality)
-                    m3u8_id='hls-%s' % name, quality=quality)
                 formats.extend(hls_fmts)
             else:
                 hls_fmts = []
@@ -71,8 +70,7 @@ class WhoWatchIE(InfoExtractor):
 
         # This contains the same formats as the above manifests and is used only as a fallback
         formats.extend(self._extract_m3u8_formats(
-            hls_url, video_id, ext='mp4', entry_protocol='m3u8',
+            hls_url, video_id, ext='mp4', m3u8_id='hls'))
-            m3u8_id='hls'))
         self._remove_duplicate_formats(formats)
         self._sort_formats(formats)