loplugin:vclwidgets

Change-Id: I7583a76e4d1c98c02bcbf6367a1bf7be815b1461

sc/source/ui/StatisticsDialogs/RegressionDialog.cxx

@@ -85,13 +85,23 @@ ScRegressionDialog::ScRegressionDialog(
 }
 
 ScRegressionDialog::~ScRegressionDialog()
-{}
+{
+    disposeOnce();
+}
 
 bool ScRegressionDialog::Close()
 {
     return DoClose(ScRegressionDialogWrapper::GetChildWindowId());
 }
 
+void ScRegressionDialog::dispose()
+{
+    mpLinearCheckBox.disposeAndClear();
+    mpLogarithmicCheckBox.disposeAndClear();
+    mpPowerCheckBox.disposeAndClear();
+    ScStatisticsTwoVariableDialog::dispose();
+}
+
 sal_Int16 ScRegressionDialog::GetUndoNameId()
 {
     return STR_REGRESSION_UNDO_NAME;

sc/source/ui/inc/RegressionDialog.hxx

@@ -29,6 +29,7 @@ public:
     virtual bool Close() override;
 
 protected:
+    void dispose() override;
     virtual sal_Int16 GetUndoNameId() override;
     virtual ScRange ApplyOutput(ScDocShell* pDocShell) override;
 };