修复切换画质bug

packages/artplayer/src/player/switchMix.js

@@ -1,28 +0,0 @@
-export default function switchMix(art, player) {
-    const {
-        refs: { $video },
-        i18n,
-        notice,
-        isPlaying,
-        option,
-    } = art;
-
-    Object.defineProperty(player, 'switch', {
-        value: (url, name = 'unknown') => {
-            if (url !== option.url) {
-                const { currentTime } = player;
-                art.emit('beforeMountUrl', url);
-                $video.src = player.mountUrl(url);
-                option.url = url;
-                player.playbackRateRemove();
-                player.aspectRatioRemove();
-                player.seek(currentTime);
-                if (isPlaying) {
-                    player.play();
-                }
-                notice.show(`${i18n.get('Switch video')}: ${name}`);
-                art.emit('switch', url);
-            }
-        },
-    });
-}