Pull request #242460: REPORT-101548 fix: 下拉复选树this指向问题

Merge in DEC/fineui from ~SYLAR/fineui:final/11.0 to final/11.0

* commit '69600488a5f9ff90d756bbe22abd59d97fcb4acf':
  REPORT-101548 下拉复选树this指向问题

packages/fineui/src/component/treevaluechooser/abstract.treevaluechooser.list.js

@@ -31,7 +31,7 @@ export class AbstractListTreeValueChooser extends AbstractTreeValueChooser {
             return;
         }
 
-        doCheck([], this.tree.getRoot(), selectedValues);
+        doCheck.call(this, [], this.tree.getRoot(), selectedValues);
 
         callback({
             items: values(result),