FWL refcounts never incremented (part 2).

xfa/src/fwl/src/lightwidget/barcode.cpp

Index: xfa/src/fwl/src/lightwidget/barcode.cpp
diff --git a/xfa/src/fwl/src/lightwidget/barcode.cpp b/xfa/src/fwl/src/lightwidget/barcode.cpp
index d0f3be46f387cef64e043167cd8b34f46d245107..2ad353947df7af20bfb91afcdb6ae0201760b943 100644
--- a/xfa/src/fwl/src/lightwidget/barcode.cpp
+++ b/xfa/src/fwl/src/lightwidget/barcode.cpp
@@ -14,15 +14,15 @@ FWL_ERR CFWL_Barcode::Initialize(const CFWL_WidgetProperties* pProperties) {
   if (pProperties) {
     *m_pProperties = *pProperties;
   }
-  m_pIface = new IFWL_Barcode;
-  FWL_ERR ret =
-      ((IFWL_Barcode*)m_pIface)
-          ->Initialize(m_pProperties->MakeWidgetImpProperties(&m_barcodeData),
-                       nullptr);
-  if (ret == FWL_ERR_Succeeded) {
-    CFWL_Widget::Initialize();
+  nonstd::unique_ptr<IFWL_Barcode> pBarcode(IFWL_Barcode::Create(
+      m_pProperties->MakeWidgetImpProperties(&m_barcodeData), nullptr));
+  FWL_ERR ret = pBarcode->Initialize();
+  if (ret != FWL_ERR_Succeeded) {
+    return ret;
   }
-  return ret;
+  m_pIface = pBarcode.release();
+  CFWL_Widget::Initialize();
+  return FWL_ERR_Succeeded;
 }
 CFWL_Barcode::CFWL_Barcode() {}
 CFWL_Barcode::~CFWL_Barcode() {}