1 files changed, 4 insertions, 4 deletions
diff --git a/fpdfsdk/pwl/cpwl_edit_ctrl.h b/fpdfsdk/pwl/cpwl_edit_ctrl.h
index 544464770f..a21c8a2700 100644
--- a/fpdfsdk/pwl/cpwl_edit_ctrl.h
+++ b/fpdfsdk/pwl/cpwl_edit_ctrl.h
@@ -36,10 +36,10 @@ class CPWL_EditCtrl : public CPWL_Wnd {
   void SetCharSet(uint8_t nCharSet) { m_nCharSet = nCharSet; }
   int32_t GetCharSet() const;
 
-  bool CanUndo() const;
-  bool CanRedo() const;
-  void Redo();
-  void Undo();
+  bool CanUndo() override;
+  bool CanRedo() override;
+  bool Undo() override;
+  bool Redo() override;
 
   void SetReadyToInput();