Clean up C-Style casts in CBC_CodeBase and subclasses

xfa/fxbarcode/cbc_codebase.h

Index: xfa/fxbarcode/cbc_codebase.h
diff --git a/xfa/fxbarcode/cbc_codebase.h b/xfa/fxbarcode/cbc_codebase.h
index 2124f75d7885a5a940993f31a60d26165f83fd30..1ecfe20b278fca573e25384cb2e154ce51c31d12 100644
--- a/xfa/fxbarcode/cbc_codebase.h
+++ b/xfa/fxbarcode/cbc_codebase.h
@@ -7,6 +7,8 @@
 #ifndef XFA_FXBARCODE_CBC_CODEBASE_H_
 #define XFA_FXBARCODE_CBC_CODEBASE_H_
 
+#include <memory>
+
 #include "core/fxcrt/include/fx_system.h"
 #include "core/fxge/include/fx_dib.h"
 #include "xfa/fxbarcode/include/BC_Library.h"
@@ -18,7 +20,7 @@ class CFX_RenderDevice;
 
 class CBC_CodeBase {
  public:
-  CBC_CodeBase();
+  CBC_CodeBase(CBC_Reader* pReader, CBC_Writer* pWriter);
   virtual ~CBC_CodeBase();
 
   virtual BC_TYPE GetType() = 0;
@@ -35,18 +37,17 @@ class CBC_CodeBase {
                                 int32_t& e) = 0;
   virtual CFX_WideString Decode(CFX_DIBitmap* pBitmap, int32_t& e) = 0;
 
-  virtual FX_BOOL SetCharEncoding(int32_t encoding);
-  virtual FX_BOOL SetModuleHeight(int32_t moduleHeight);
-  virtual FX_BOOL SetModuleWidth(int32_t moduleWidth);
-
-  virtual FX_BOOL SetHeight(int32_t height);
-  virtual FX_BOOL SetWidth(int32_t width);
-  virtual void SetBackgroundColor(FX_ARGB backgroundColor);
-  virtual void SetBarcodeColor(FX_ARGB foregroundColor);
+  FX_BOOL SetCharEncoding(int32_t encoding);
+  FX_BOOL SetModuleHeight(int32_t moduleHeight);
+  FX_BOOL SetModuleWidth(int32_t moduleWidth);
+  FX_BOOL SetHeight(int32_t height);
+  FX_BOOL SetWidth(int32_t width);
+  void SetBackgroundColor(FX_ARGB backgroundColor);
+  void SetBarcodeColor(FX_ARGB foregroundColor);
 
  protected:
-  CBC_Writer* m_pBCWriter;
-  CBC_Reader* m_pBCReader;
+  std::unique_ptr<CBC_Reader> m_pBCReader;
+  std::unique_ptr<CBC_Writer> m_pBCWriter;
 };
 
 #endif  // XFA_FXBARCODE_CBC_CODEBASE_H_