From 557f655c86840ece87e8ee5b41d1bb1749187094 Mon Sep 17 00:00:00 2001
From: burnb <burnb83@gmail.com>
Date: Sat, 7 Feb 2015 19:16:34 +0400
Subject: [PATCH] remove event listener on destroy

---
 src/js/select2/core.js | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/js/select2/core.js b/src/js/select2/core.js
index b8830fde..65410ac4 100644
--- a/src/js/select2/core.js
+++ b/src/js/select2/core.js
@@ -443,6 +443,8 @@ define([
     if (this._observer != null) {
       this._observer.disconnect();
       this._observer = null;
+    } else if (this.$element[0].removeEventListener) {
+      this.$element[0].removeEventListener('DOMAttrModified', this._sync, false);
     }
 
     this._sync = null;