Remove unused code.

xfa/fxbarcode/pdf417/BC_PDF417Codeword.h

Index: xfa/fxbarcode/pdf417/BC_PDF417Codeword.h
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417Codeword.h b/xfa/fxbarcode/pdf417/BC_PDF417Codeword.h
deleted file mode 100644
index 2423cab7578767e742064bd2c0de438ec8fe6b22..0000000000000000000000000000000000000000
--- a/xfa/fxbarcode/pdf417/BC_PDF417Codeword.h
+++ /dev/null
@@ -1,38 +0,0 @@
-// Copyright 2014 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_PDF417_BC_PDF417CODEWORD_H_
-#define XFA_FXBARCODE_PDF417_BC_PDF417CODEWORD_H_
-
-#include "core/fxcrt/include/fx_basic.h"
-
-class CBC_Codeword {
- public:
-  CBC_Codeword(int32_t startX, int32_t endX, int32_t bucket, int32_t value);
-  virtual ~CBC_Codeword();
-
-  FX_BOOL hasValidRowNumber();
-  FX_BOOL isValidRowNumber(int32_t rowNumber);
-  void setRowNumberAsRowIndicatorColumn();
-  int32_t getWidth();
-  int32_t getStartX();
-  int32_t getEndX();
-  int32_t getBucket();
-  int32_t getValue();
-  int32_t getRowNumber();
-  void setRowNumber(int32_t rowNumber);
-  CFX_ByteString toString();
-
- private:
-  static int32_t BARCODE_ROW_UNKNOWN;
-  int32_t m_startX;
-  int32_t m_endX;
-  int32_t m_bucket;
-  int32_t m_value;
-  int32_t m_rowNumber;
-};
-
-#endif  // XFA_FXBARCODE_PDF417_BC_PDF417CODEWORD_H_