调整组件公共函数

packages/artplayer-plugin-danmu/src/controlMix.js

@@ -1,9 +1,3 @@
-export default class ControlMix {
-    constructor(option) {
-        this.option = option;
-    }
-
-    apply(art, $control) {
-        //
-    }
+export default function controlMix(art) {
+    //
 }

packages/artplayer-plugin-danmu/src/index.js

@@ -2,14 +2,14 @@ import './index.scss';
 import i18nMix from './i18nMix';
 import contextmenuMix from './contextmenuMix';
 import settingMix from './settingMix';
-import ControlMix from './controlMix';
+import controlMix from './controlMix';
 
 function artplayerPluginDanmu(Artplayer) {
     const art = Artplayer.prototype;
     i18nMix(art);
     contextmenuMix(art);
     settingMix(art);
-    ControlMix(art);
+    controlMix(art);
 }
 
 window.artplayerPluginDanmu = artplayerPluginDanmu;