Pull request #2525: 无JIRA任务 更新logic

Merge in VISUAL/fineui from ~WINDY/fui:master to master

* commit '25e42f6d9d9a91ccf8581d4cd4dd24a8c86945ab':
  无JIRA任务 更新logic

src/core/logic/logic.js

@@ -52,7 +52,6 @@ BI.LogicFactory = {
     createLogicItemsByDirection: function (direction) {
         var layout;
         var items = Array.prototype.slice.call(arguments, 1);
-        items = BI.compact(items);
         items = BI.map(items, function (i, item) {
             if (BI.isWidget(item)) {
                 return {