Fix lint bugs.

xfa/fxbarcode/cbc_onecode.h

 // Copyright 2016 PDFium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
 #ifndef XFA_FXBARCODE_CBC_ONECODE_H_
 #define XFA_FXBARCODE_CBC_ONECODE_H_
 
 #include "core/fxcrt/include/fx_string.h"
 #include "core/fxcrt/include/fx_system.h"
 #include "xfa/fxbarcode/cbc_codebase.h"
 
 class CFX_DIBitmap;
 class CFX_Font;
 class CFX_RenderDevice;
 
 class CBC_OneCode : public CBC_CodeBase {
  public:
   CBC_OneCode();
-  virtual ~CBC_OneCode();
-
-  virtual BC_TYPE GetType() = 0;
-
-  virtual FX_BOOL Encode(const CFX_WideStringC& contents,
-                         FX_BOOL isDevice,
-                         int32_t& e) = 0;
-  virtual CFX_WideString Decode(uint8_t* buf,
-                                int32_t width,
-                                int32_t hight,
-                                int32_t& e) = 0;
-  virtual CFX_WideString Decode(CFX_DIBitmap* pBitmap, int32_t& e) = 0;
-
-  virtual FX_BOOL RenderDevice(CFX_RenderDevice* device,
-                               const CFX_Matrix* matirx,
-                               int32_t& e) = 0;
-  virtual FX_BOOL RenderBitmap(CFX_DIBitmap*& pOutBitmap, int32_t& e) = 0;
-
+  ~CBC_OneCode() override;
 
   virtual FX_BOOL CheckContentValidity(const CFX_WideStringC& contents);
   virtual CFX_WideString FilterContents(const CFX_WideStringC& contents);
 
   virtual void SetPrintChecksum(FX_BOOL checksum);
   virtual void SetDataLength(int32_t length);
   virtual void SetCalChecksum(FX_BOOL calc);
   virtual FX_BOOL SetFont(CFX_Font* cFont);
   virtual void SetFontSize(FX_FLOAT size);
   virtual void SetFontStyle(int32_t style);
   virtual void SetFontColor(FX_ARGB color);
 };
 
 #endif  // XFA_FXBARCODE_CBC_ONECODE_H_