CHART-22797 修改冗余代码，将ChangeConfigPane里面关于SwitchTitle为null的冗余判断删除

designer-chart/src/main/java/com/fr/design/mainframe/chart/gui/ChangeConfigPane.java

@@ -23,6 +23,7 @@ import com.fr.design.layout.TableLayout;
 import com.fr.design.layout.TableLayoutHelper;
 import com.fr.design.mainframe.chart.gui.style.ChartTextAttrPane;
 import com.fr.stable.StableUtils;
+import com.fr.stable.StringUtils;
 import com.fr.van.chart.designer.TableLayout4VanChartHelper;
 
 import javax.swing.BorderFactory;
@@ -238,18 +239,14 @@ public class ChangeConfigPane extends BasicBeanPane<ChartCollection> {
     private void populateSwitchTitlePane(int chartIndex, ChartCollection collection) {
         Chart chart = collection.getChart(chartIndex, Chart.class);
         Object switchTitle = chart.getSwitchTitle();
-        String result;
+        String result = StringUtils.EMPTY;
         if (switchTitle != null) {
             if (switchTitle instanceof BaseFormula) {
                 result = ((BaseFormula) switchTitle).getContent();
             } else {
                 result = Utils.objectToString(switchTitle);
             }
-        } else {
-            result = collection.getChartName(chartIndex);
-            chart.setSwitchTitle(result);
         }
-
         TinyFormulaPane title = new TinyFormulaPane();
         title.populateBean(result);
         switchTitles.add(title);