1 files changed, 3 insertions, 3 deletions
diff --git a/xfa/fxfa/cxfa_ffpageview.h b/xfa/fxfa/cxfa_ffpageview.h
index 31ce63f8d9..a745b0639b 100644
--- a/xfa/fxfa/cxfa_ffpageview.h
+++ b/xfa/fxfa/cxfa_ffpageview.h
@@ -17,7 +17,7 @@
 class CXFA_FFWidget;
 class CXFA_FFDocView;
 
-class CXFA_FFPageView : public CXFA_ContainerLayoutItem {
+class CXFA_FFPageView final : public CXFA_ContainerLayoutItem {
  public:
   CXFA_FFPageView(CXFA_FFDocView* pDocView, CXFA_Node* pPageArea);
   ~CXFA_FFPageView() override;
@@ -33,7 +33,7 @@ class CXFA_FFPageView : public CXFA_ContainerLayoutItem {
   UnownedPtr<CXFA_FFDocView> const m_pDocView;
 };
 
-class CXFA_FFPageWidgetIterator : public IXFA_WidgetIterator {
+class CXFA_FFPageWidgetIterator final : public IXFA_WidgetIterator {
  public:
   CXFA_FFPageWidgetIterator(CXFA_FFPageView* pPageView, uint32_t dwFilter);
   ~CXFA_FFPageWidgetIterator() override;
@@ -71,7 +71,7 @@ class CXFA_TabParam {
   std::vector<CXFA_FFWidget*> m_Children;
 };
 
-class CXFA_FFTabOrderPageWidgetIterator : public IXFA_WidgetIterator {
+class CXFA_FFTabOrderPageWidgetIterator final : public IXFA_WidgetIterator {
  public:
   CXFA_FFTabOrderPageWidgetIterator(CXFA_FFPageView* pPageView,
                                     uint32_t dwFilter);