hotfix. fix remove event listener

lib/RtcEngine.native.d.ts

  * Other methods of the RtcEngine object serve for agora native sdk and set up error logging.
  */
 declare class RtcEngine {
+    /**
+     * @ignore eventTypes
+     */
+    private static readonly _eventTypes;
     /**
      * @ignore AG_PREFIX
      */

lib/RtcEngine.native.js

      * @return any
      */
     static on(eventType, listener) {
+        this._eventTypes.add(`${RtcEngine.AG_PREFIX}${eventType}`);
         // convert int32 to uint32
         if ([
             'joinChannelSuccess',
      * @return void
      */
     static destroy() {
-        Agora.removeAllListeners();
+        if (this._eventTypes.size) {
+            for (let eventType of this._eventTypes) {
+                AgoraEventEmitter.removeAllListeners(eventType);
+            }
+            this._eventTypes.clear();
+        }
         return Agora.destroy();
     }
     /**
         });
     }
 }
+/**
+ * @ignore eventTypes
+ */
+RtcEngine._eventTypes = new Set();
 /**
  * @ignore AG_PREFIX
  */

src/RtcEngine.native.ts

  */
 class RtcEngine {
 
+    /**
+     * @ignore eventTypes
+     */
+    private static readonly _eventTypes: Set<string> = new Set<string>();
+
     /**
      * @ignore AG_PREFIX
      */ 
      * @return any
      */
     public static on(eventType: string, listener: (...args: any[]) => any): any {
+        this._eventTypes.add(`${RtcEngine.AG_PREFIX}${eventType}`);
         // convert int32 to uint32
         if ([
             'joinChannelSuccess',
      * @return void
      */
     public static destroy() {
-        Agora.removeAllListeners();
+        if (this._eventTypes.size) {
+            for (let eventType of this._eventTypes) {
+                AgoraEventEmitter.removeAllListeners(eventType);
+            }
+            this._eventTypes.clear()
+        }
         return Agora.destroy();
     }