REPORT-77722 fix: 修复text_editor直接作为root的时候,isValid报错问题

src/widget/editor/editor.text.js

@@ -23,8 +23,7 @@ BI.TextEditor = BI.inherit(BI.Widget, {
         });
     },
 
-    _init: function () {
+    render: function () {
-        BI.TextEditor.superclass._init.apply(this, arguments);
         var self = this, o = this.options;
         var border = o.simple ? 1 : 2;
         if (BI.isNumber(o.height)) {