fix core中空指针问题

zhurc · zhurc · commit fb80b9efb2b2 · 2017-03-01T09:36:28.000+08:00
diff --git a/src/Core/iServer/CoreServiceBase.js b/src/Core/iServer/CoreServiceBase.js
@@ -54,6 +54,7 @@ SuperMap.CoreServiceBase = SuperMap.Class(SuperMap.ServiceBase, {
      */
     destroy: function () {
         SuperMap.ServiceBase.prototype.destroy.apply(this, arguments);
+		var me = this;
         me.EVENT_TYPES = null;
         if (me.events) {
             me.events.destroy();
