Pull request #2314: 无JIRA任务 优化代码

Merge in VISUAL/fineui from ~GUY/fineui:master to master

* commit 'f2694e4de236edba093858eba1211bfd4aba3732':
  优化代码

src/base/single/input/radio/radio.js

@@ -19,7 +19,6 @@ BI.Radio = BI.inherit(BI.BasicButton, {
         var self = this, o = this.options;
         return {
             type: "bi.center_adapt",
-            element: this.element,
             items: [{
                 type: "bi.layout",
                 cls: "radio-content",