Move xfa/src up to xfa/.

This CL moves the xfa/src files up to the xfa/ directory and fixes the includes,
include guards, and build files.

R=tsepez@chromium.org

Review URL: https://codereview.chromium.org/1803723002 .

30 files changed, 0 insertions, 2513 deletions

diff --git a/xfa/src/fxbarcode/common/BC_CommonBitArray.cpp b/xfa/src/fxbarcode/common/BC_CommonBitArray.cpp
deleted file mode 100644
index 43f1758720..0000000000
--- a/xfa/src/fxbarcode/common/BC_CommonBitArray.cpp
+++ /dev/null
@@ -1,113 +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
-// Original code is licensed as follows:
-/*
- * Copyright 2007 ZXing authors
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include "xfa/src/fxbarcode/common/BC_CommonBitArray.h"
-#include "xfa/src/fxbarcode/utils.h"
-
-CBC_CommonBitArray::CBC_CommonBitArray(CBC_CommonBitArray* array) {
-  m_size = array->GetSize();
-  m_bits.Copy(array->GetBits());
-}
-CBC_CommonBitArray::CBC_CommonBitArray() {
-  m_bits.SetSize(1);
-  m_size = 0;
-}
-CBC_CommonBitArray::CBC_CommonBitArray(int32_t size) {
-  m_bits.SetSize((size + 31) >> 5);
-  m_size = size;
-}
-CBC_CommonBitArray::~CBC_CommonBitArray() {
-  m_size = 0;
-}
-int32_t CBC_CommonBitArray::GetSize() {
-  return m_size;
-}
-CFX_Int32Array& CBC_CommonBitArray::GetBits() {
-  return m_bits;
-}
-int32_t CBC_CommonBitArray::GetSizeInBytes() {
-  return (m_size + 7) >> 3;
-}
-FX_BOOL CBC_CommonBitArray::Get(int32_t i) {
-  return (m_bits[i >> 5] & (1 << (i & 0x1f))) != 0;
-}
-void CBC_CommonBitArray::Set(int32_t i) {
-  m_bits[i >> 5] |= 1 << (i & 0x1F);
-}
-void CBC_CommonBitArray::Flip(int32_t i) {
-  m_bits[i >> 5] ^= 1 << (i & 0x1F);
-}
-void CBC_CommonBitArray::SetBulk(int32_t i, int32_t newBits) {
-  m_bits[i >> 5] = newBits;
-}
-void CBC_CommonBitArray::Clear() {
-  FXSYS_memset(&m_bits[0], 0x00, m_bits.GetSize() * sizeof(int32_t));
-}
-FX_BOOL CBC_CommonBitArray::IsRange(int32_t start,
-                                    int32_t end,
-                                    FX_BOOL value,
-                                    int32_t& e) {
-  if (end < start) {
-    e = BCExceptionEndLessThanStart;
-    return FALSE;
-  }
-  if (end == start) {
-    return TRUE;
-  }
-  end--;
-  int32_t firstInt = start >> 5;
-  int32_t lastInt = end >> 5;
-  int32_t i;
-  for (i = firstInt; i <= lastInt; i++) {
-    int32_t firstBit = i > firstInt ? 0 : start & 0x1F;
-    int32_t lastBit = i < lastInt ? 31 : end & 0x1F;
-    int32_t mask;
-    if (firstBit == 0 && lastBit == 31) {
-      mask = -1;
-    } else {
-      mask = 0;
-      for (int32_t j = firstBit; j <= lastBit; j++) {
-        mask |= 1 << j;
-      }
-    }
-    if ((m_bits[i] & mask) != (value ? mask : 0)) {
-      return FALSE;
-    }
-  }
-  return TRUE;
-}
-int32_t* CBC_CommonBitArray::GetBitArray() {
-  return &m_bits[0];
-}
-void CBC_CommonBitArray::Reverse() {
-  int32_t* newBits = FX_Alloc(int32_t, m_bits.GetSize());
-  FXSYS_memset(newBits, 0x00, m_bits.GetSize() * sizeof(int32_t));
-  int32_t size = m_size;
-  int32_t i;
-  for (i = 0; i < size; i++) {
-    if (Get(size - i - 1)) {
-      newBits[i >> 5] |= 1 << (i & 0x1F);
-    }
-  }
-  FXSYS_memcpy(&m_bits[0], newBits, m_bits.GetSize() * sizeof(int32_t));
-  FX_Free(newBits);
-}
diff --git a/xfa/src/fxbarcode/common/BC_CommonBitArray.h b/xfa/src/fxbarcode/common/BC_CommonBitArray.h
deleted file mode 100644
index bf2b3559b7..0000000000
--- a/xfa/src/fxbarcode/common/BC_CommonBitArray.h
+++ /dev/null
@@ -1,35 +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_SRC_FXBARCODE_COMMON_BC_COMMONBITARRAY_H_
-#define XFA_SRC_FXBARCODE_COMMON_BC_COMMONBITARRAY_H_
-
-#include "core/include/fxcrt/fx_basic.h"
-
-class CBC_CommonBitArray {
- public:
-  CBC_CommonBitArray(CBC_CommonBitArray* array);
-  CBC_CommonBitArray(int32_t size);
-  CBC_CommonBitArray();
-  virtual ~CBC_CommonBitArray();
-  int32_t GetSize();
-  CFX_Int32Array& GetBits();
-  int32_t GetSizeInBytes();
-  FX_BOOL Get(int32_t i);
-  void Set(int32_t i);
-  void Flip(int32_t i);
-  void SetBulk(int32_t i, int32_t newBits);
-  FX_BOOL IsRange(int32_t start, int32_t end, FX_BOOL value, int32_t& e);
-  int32_t* GetBitArray();
-  void Reverse();
-  void Clear();
-
- private:
-  int32_t m_size;
-  CFX_Int32Array m_bits;
-};
-
-#endif  // XFA_SRC_FXBARCODE_COMMON_BC_COMMONBITARRAY_H_
diff --git a/xfa/src/fxbarcode/common/BC_CommonBitMatrix.cpp b/xfa/src/fxbarcode/common/BC_CommonBitMatrix.cpp
deleted file mode 100644
index 3a8fa15e2b..0000000000
--- a/xfa/src/fxbarcode/common/BC_CommonBitMatrix.cpp
+++ /dev/null
@@ -1,146 +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
-// Original code is licensed as follows:
-/*
- * Copyright 2007 ZXing authors
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include "xfa/src/fxbarcode/common/BC_CommonBitArray.h"
-#include "xfa/src/fxbarcode/common/BC_CommonBitMatrix.h"
-#include "xfa/src/fxbarcode/utils.h"
-
-CBC_CommonBitMatrix::CBC_CommonBitMatrix() {
-  m_width = 0;
-  m_height = 0;
-  m_rowSize = 0;
-  m_bits = NULL;
-}
-void CBC_CommonBitMatrix::Init(int32_t dimension) {
-  m_width = dimension;
-  m_height = dimension;
-  int32_t rowSize = (m_height + 31) >> 5;
-  m_rowSize = rowSize;
-  m_bits = FX_Alloc2D(int32_t, m_rowSize, m_height);
-  FXSYS_memset(m_bits, 0, m_rowSize * m_height * sizeof(int32_t));
-}
-void CBC_CommonBitMatrix::Init(int32_t width, int32_t height) {
-  m_width = width;
-  m_height = height;
-  int32_t rowSize = (width + 31) >> 5;
-  m_rowSize = rowSize;
-  m_bits = FX_Alloc2D(int32_t, m_rowSize, m_height);
-  FXSYS_memset(m_bits, 0, m_rowSize * m_height * sizeof(int32_t));
-}
-CBC_CommonBitMatrix::~CBC_CommonBitMatrix() {
-  FX_Free(m_bits);
-}
-FX_BOOL CBC_CommonBitMatrix::Get(int32_t x, int32_t y) {
-  int32_t offset = y * m_rowSize + (x >> 5);
-  if (offset >= m_rowSize * m_height || offset < 0) {
-    return false;
-  }
-  return ((((FX_DWORD)m_bits[offset]) >> (x & 0x1f)) & 1) != 0;
-}
-int32_t* CBC_CommonBitMatrix::GetBits() {
-  return m_bits;
-}
-void CBC_CommonBitMatrix::Set(int32_t x, int32_t y) {
-  int32_t offset = y * m_rowSize + (x >> 5);
-  if (offset >= m_rowSize * m_height || offset < 0) {
-    return;
-  }
-  m_bits[offset] |= 1 << (x & 0x1f);
-}
-void CBC_CommonBitMatrix::Flip(int32_t x, int32_t y) {
-  int32_t offset = y * m_rowSize + (x >> 5);
-  m_bits[offset] ^= 1 << (x & 0x1f);
-}
-void CBC_CommonBitMatrix::Clear() {
-  FXSYS_memset(m_bits, 0, m_rowSize * m_height * sizeof(int32_t));
-}
-void CBC_CommonBitMatrix::SetRegion(int32_t left,
-                                    int32_t top,
-                                    int32_t width,
-                                    int32_t height,
-                                    int32_t& e) {
-  if (top < 0 || left < 0) {
-    e = BCExceptionLeftAndTopMustBeNonnegative;
-    return;
-  }
-  if (height < 1 || width < 1) {
-    e = BCExceptionHeightAndWidthMustBeAtLeast1;
-    return;
-  }
-  int32_t right = left + width;
-  int32_t bottom = top + height;
-  if (m_height < bottom || m_width < right) {
-    e = BCExceptionRegionMustFitInsideMatrix;
-    return;
-  }
-  int32_t y;
-  for (y = top; y < bottom; y++) {
-    int32_t offset = y * m_rowSize;
-    int32_t x;
-    for (x = left; x < right; x++) {
-      m_bits[offset + (x >> 5)] |= 1 << (x & 0x1f);
-    }
-  }
-}
-CBC_CommonBitArray* CBC_CommonBitMatrix::GetRow(int32_t y,
-                                                CBC_CommonBitArray* row) {
-  CBC_CommonBitArray* rowArray = NULL;
-  if (row == NULL || row->GetSize() < m_width) {
-    rowArray = new CBC_CommonBitArray(m_width);
-  } else {
-    rowArray = new CBC_CommonBitArray(row);
-  }
-  int32_t offset = y * m_rowSize;
-  int32_t x;
-  for (x = 0; x < m_rowSize; x++) {
-    rowArray->SetBulk(x << 5, m_bits[offset + x]);
-  }
-  return rowArray;
-}
-void CBC_CommonBitMatrix::SetRow(int32_t y, CBC_CommonBitArray* row) {
-  int32_t l = y * m_rowSize;
-  for (int32_t i = 0; i < m_rowSize; i++) {
-    m_bits[l] = row->GetBitArray()[i];
-    l++;
-  }
-}
-void CBC_CommonBitMatrix::SetCol(int32_t y, CBC_CommonBitArray* col) {
-  for (int32_t i = 0; i < col->GetBits().GetSize(); i++) {
-    m_bits[i * m_rowSize + y] = col->GetBitArray()[i];
-  }
-}
-int32_t CBC_CommonBitMatrix::GetWidth() {
-  return m_width;
-}
-int32_t CBC_CommonBitMatrix::GetHeight() {
-  return m_height;
-}
-int32_t CBC_CommonBitMatrix::GetRowSize() {
-  return m_rowSize;
-}
-int32_t CBC_CommonBitMatrix::GetDimension(int32_t& e) {
-  if (m_width != m_height) {
-    e = BCExceptionCanNotCallGetDimensionOnNonSquareMatrix;
-    return 0;
-  }
-  return m_width;
-}
diff --git a/xfa/src/fxbarcode/common/BC_CommonBitMatrix.h b/xfa/src/fxbarcode/common/BC_CommonBitMatrix.h
deleted file mode 100644
index 86838a1d91..0000000000
--- a/xfa/src/fxbarcode/common/BC_CommonBitMatrix.h
+++ /dev/null
@@ -1,46 +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_SRC_FXBARCODE_COMMON_BC_COMMONBITMATRIX_H_
-#define XFA_SRC_FXBARCODE_COMMON_BC_COMMONBITMATRIX_H_
-
-#include "core/include/fxcrt/fx_system.h"
-
-class CBC_CommonBitArray;
-
-class CBC_CommonBitMatrix {
- public:
-  CBC_CommonBitMatrix();
-  virtual ~CBC_CommonBitMatrix();
-  FX_BOOL Get(int32_t x, int32_t y);
-  void Set(int32_t x, int32_t y);
-  void Flip(int32_t x, int32_t y);
-  void Clear();
-  void SetRegion(int32_t left,
-                 int32_t top,
-                 int32_t width,
-                 int32_t height,
-                 int32_t& e);
-  CBC_CommonBitArray* GetRow(int32_t y, CBC_CommonBitArray* row);
-  void SetRow(int32_t y, CBC_CommonBitArray* row);
-  CBC_CommonBitArray* GetCol(int32_t y, CBC_CommonBitArray* row);
-  void SetCol(int32_t y, CBC_CommonBitArray* col);
-  int32_t GetWidth();
-  int32_t GetHeight();
-  int32_t GetRowSize();
-  int32_t GetDimension(int32_t& e);
-  virtual void Init(int32_t dimension);
-  virtual void Init(int32_t width, int32_t height);
-  int32_t* GetBits();
-
- private:
-  int32_t m_width;
-  int32_t m_height;
-  int32_t m_rowSize;
-  int32_t* m_bits;
-};
-
-#endif  // XFA_SRC_FXBARCODE_COMMON_BC_COMMONBITMATRIX_H_
diff --git a/xfa/src/fxbarcode/common/BC_CommonBitSource.cpp b/xfa/src/fxbarcode/common/BC_CommonBitSource.cpp
deleted file mode 100644
index dc10002f84..0000000000
--- a/xfa/src/fxbarcode/common/BC_CommonBitSource.cpp
+++ /dev/null
@@ -1,71 +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
-// Original code is licensed as follows:
-/*
- * Copyright 2007 ZXing authors
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include "xfa/src/fxbarcode/common/BC_CommonBitSource.h"
-
-CBC_CommonBitSource::CBC_CommonBitSource(CFX_ByteArray* bytes) {
-  m_bytes.Copy((*bytes));
-  m_bitOffset = 0;
-  m_byteOffset = 0;
-}
-CBC_CommonBitSource::~CBC_CommonBitSource() {}
-int32_t CBC_CommonBitSource::ReadBits(int32_t numBits, int32_t& e) {
-  if (numBits < 1 || numBits > 32) {
-    e = BCExceptionIllegalArgument;
-    return 0;
-  }
-  int32_t result = 0;
-  if (m_bitOffset > 0) {
-    int32_t bitsLeft = 8 - m_bitOffset;
-    int32_t toRead = numBits < bitsLeft ? numBits : bitsLeft;
-    int32_t bitsToNotRead = bitsLeft - toRead;
-    int32_t mask = (0xff >> (8 - toRead)) << bitsToNotRead;
-    result = (m_bytes[m_byteOffset] & mask) >> bitsToNotRead;
-    numBits -= toRead;
-    m_bitOffset += toRead;
-    if (m_bitOffset == 8) {
-      m_bitOffset = 0;
-      m_byteOffset++;
-    }
-  }
-  if (numBits > 0) {
-    while (numBits >= 8) {
-      result = (result << 8) | (m_bytes[m_byteOffset] & 0xff);
-      m_byteOffset++;
-      numBits -= 8;
-    }
-    if (numBits > 0) {
-      int32_t bitsToNotRead = 8 - numBits;
-      int32_t mask = (0xff >> bitsToNotRead) << bitsToNotRead;
-      result = (result << numBits) |
-               ((m_bytes[m_byteOffset] & mask) >> bitsToNotRead);
-      m_bitOffset += numBits;
-    }
-  }
-  return result;
-}
-int32_t CBC_CommonBitSource::Available() {
-  return 8 * (m_bytes.GetSize() - m_byteOffset) - m_bitOffset;
-}
-int32_t CBC_CommonBitSource::getByteOffset() {
-  return m_byteOffset;
-}
diff --git a/xfa/src/fxbarcode/common/BC_CommonBitSource.h b/xfa/src/fxbarcode/common/BC_CommonBitSource.h
deleted file mode 100644
index 0e2a4bfb58..0000000000
--- a/xfa/src/fxbarcode/common/BC_CommonBitSource.h
+++ /dev/null
@@ -1,27 +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_SRC_FXBARCODE_COMMON_BC_COMMONBITSOURCE_H_
-#define XFA_SRC_FXBARCODE_COMMON_BC_COMMONBITSOURCE_H_
-
-#include "core/include/fxcrt/fx_basic.h"
-#include "xfa/src/fxbarcode/utils.h"
-
-class CBC_CommonBitSource {
- public:
-  CBC_CommonBitSource(CFX_ByteArray* bytes);
-  virtual ~CBC_CommonBitSource();
-  int32_t ReadBits(int32_t numBits, int32_t& e);
-  int32_t Available();
-  int32_t getByteOffset();
-
- private:
-  CFX_ByteArray m_bytes;
-  int32_t m_byteOffset;
-  int32_t m_bitOffset;
-};
-
-#endif  // XFA_SRC_FXBARCODE_COMMON_BC_COMMONBITSOURCE_H_
diff --git a/xfa/src/fxbarcode/common/BC_CommonByteArray.cpp b/xfa/src/fxbarcode/common/BC_CommonByteArray.cpp
deleted file mode 100644
index 1a6ef9f63f..0000000000
--- a/xfa/src/fxbarcode/common/BC_CommonByteArray.cpp
+++ /dev/null
@@ -1,99 +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
-// Original code is licensed as follows:
-/*
- * Copyright 2008 ZXing authors
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include <algorithm>
-
-#include "xfa/src/fxbarcode/common/BC_CommonByteArray.h"
-
-CBC_CommonByteArray::CBC_CommonByteArray() {
-  m_bytes = NULL;
-  m_size = 0;
-  m_index = 0;
-}
-CBC_CommonByteArray::CBC_CommonByteArray(int32_t size) {
-  m_size = size;
-  m_bytes = FX_Alloc(uint8_t, size);
-  FXSYS_memset(m_bytes, 0, size);
-  m_index = 0;
-}
-CBC_CommonByteArray::CBC_CommonByteArray(uint8_t* byteArray, int32_t size) {
-  m_size = size;
-  m_bytes = FX_Alloc(uint8_t, size);
-  FXSYS_memcpy(m_bytes, byteArray, size);
-  m_index = size;
-}
-CBC_CommonByteArray::~CBC_CommonByteArray() {
-  FX_Free(m_bytes);
-}
-int32_t CBC_CommonByteArray::At(int32_t index) {
-  return m_bytes[index] & 0xff;
-}
-void CBC_CommonByteArray::Set(int32_t index, int32_t value) {
-  m_bytes[index] = (uint8_t)value;
-}
-int32_t CBC_CommonByteArray::Size() {
-  return m_size;
-}
-FX_BOOL CBC_CommonByteArray::IsEmpty() {
-  return m_size == 0;
-}
-void CBC_CommonByteArray::AppendByte(int32_t value) {
-  if (m_size == 0 || m_index >= m_size) {
-    int32_t newSize = std::max(32, m_size << 1);
-    Reserve(newSize);
-  }
-  m_bytes[m_index] = (uint8_t)value;
-  m_index++;
-}
-void CBC_CommonByteArray::Reserve(int32_t capacity) {
-  if (m_bytes == NULL || m_size < capacity) {
-    uint8_t* newArray = FX_Alloc(uint8_t, capacity);
-    if (m_bytes) {
-      FXSYS_memcpy(newArray, m_bytes, m_size);
-      FXSYS_memset(newArray + m_size, 0, capacity - m_size);
-    } else {
-      FXSYS_memset(newArray, 0, capacity);
-    }
-    FX_Free(m_bytes);
-    m_bytes = newArray;
-    m_size = capacity;
-  }
-}
-void CBC_CommonByteArray::Set(uint8_t* source, int32_t offset, int32_t count) {
-  FX_Free(m_bytes);
-  m_bytes = FX_Alloc(uint8_t, count);
-  m_size = count;
-  FXSYS_memcpy(m_bytes, source + offset, count);
-  m_index = count;
-}
-void CBC_CommonByteArray::Set(CFX_ByteArray* source,
-                              int32_t offset,
-                              int32_t count) {
-  FX_Free(m_bytes);
-  m_bytes = FX_Alloc(uint8_t, count);
-  m_size = count;
-  int32_t i;
-  for (i = 0; i < count; i++) {
-    m_bytes[i] = source->operator[](i + offset);
-  }
-  m_index = m_size;
-}
diff --git a/xfa/src/fxbarcode/common/BC_CommonByteArray.h b/xfa/src/fxbarcode/common/BC_CommonByteArray.h
deleted file mode 100644
index c8fb05d50a..0000000000
--- a/xfa/src/fxbarcode/common/BC_CommonByteArray.h
+++ /dev/null
@@ -1,33 +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_SRC_FXBARCODE_COMMON_BC_COMMONBYTEARRAY_H_
-#define XFA_SRC_FXBARCODE_COMMON_BC_COMMONBYTEARRAY_H_
-
-#include "core/include/fxcrt/fx_basic.h"
-
-class CBC_CommonByteArray {
- private:
-  int32_t m_size;
-  int32_t m_index;
-  uint8_t* m_bytes;
-
- public:
-  CBC_CommonByteArray();
-  CBC_CommonByteArray(int32_t size);
-  CBC_CommonByteArray(uint8_t* byteArray, int32_t size);
-  virtual ~CBC_CommonByteArray();
-  int32_t At(int32_t index);
-  void Set(int32_t index, int32_t value);
-  int32_t Size();
-  FX_BOOL IsEmpty();
-  void AppendByte(int32_t value);
-  void Reserve(int32_t capacity);
-  void Set(uint8_t* source, int32_t offset, int32_t count);
-  void Set(CFX_ByteArray* source, int32_t offset, int32_t count);
-};
-
-#endif  // XFA_SRC_FXBARCODE_COMMON_BC_COMMONBYTEARRAY_H_
diff --git a/xfa/src/fxbarcode/common/BC_CommonByteMatrix.cpp b/xfa/src/fxbarcode/common/BC_CommonByteMatrix.cpp
deleted file mode 100644
index 69c39a766c..0000000000
--- a/xfa/src/fxbarcode/common/BC_CommonByteMatrix.cpp
+++ /dev/null
@@ -1,64 +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
-// Original code is licensed as follows:
-/*
- * Copyright 2008 ZXing authors
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include "core/include/fxcrt/fx_memory.h"
-#include "xfa/src/fxbarcode/common/BC_CommonByteMatrix.h"
-
-CBC_CommonByteMatrix::CBC_CommonByteMatrix(int32_t width, int32_t height) {
-  m_height = height;
-  m_width = width;
-  m_bytes = NULL;
-}
-void CBC_CommonByteMatrix::Init() {
-  m_bytes = FX_Alloc2D(uint8_t, m_height, m_width);
-  FXSYS_memset(m_bytes, 0xff, m_height * m_width);
-}
-CBC_CommonByteMatrix::~CBC_CommonByteMatrix() {
-  FX_Free(m_bytes);
-}
-int32_t CBC_CommonByteMatrix::GetHeight() {
-  return m_height;
-}
-int32_t CBC_CommonByteMatrix::GetWidth() {
-  return m_width;
-}
-uint8_t CBC_CommonByteMatrix::Get(int32_t x, int32_t y) {
-  return m_bytes[y * m_width + x];
-}
-void CBC_CommonByteMatrix::Set(int32_t x, int32_t y, int32_t value) {
-  m_bytes[y * m_width + x] = (uint8_t)value;
-}
-void CBC_CommonByteMatrix::Set(int32_t x, int32_t y, uint8_t value) {
-  m_bytes[y * m_width + x] = value;
-}
-void CBC_CommonByteMatrix::clear(uint8_t value) {
-  int32_t y;
-  for (y = 0; y < m_height; y++) {
-    int32_t x;
-    for (x = 0; x < m_width; x++) {
-      m_bytes[y * m_width + x] = value;
-    }
-  }
-}
-uint8_t* CBC_CommonByteMatrix::GetArray() {
-  return m_bytes;
-}
diff --git a/xfa/src/fxbarcode/common/BC_CommonByteMatrix.h b/xfa/src/fxbarcode/common/BC_CommonByteMatrix.h
deleted file mode 100644
index d9af45d2f3..0000000000
--- a/xfa/src/fxbarcode/common/BC_CommonByteMatrix.h
+++ /dev/null
@@ -1,34 +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_SRC_FXBARCODE_COMMON_BC_COMMONBYTEMATRIX_H_
-#define XFA_SRC_FXBARCODE_COMMON_BC_COMMONBYTEMATRIX_H_
-
-#include <stdint.h>
-
-#include "core/include/fxcrt/fx_system.h"
-
-class CBC_CommonByteMatrix {
- public:
-  CBC_CommonByteMatrix(int32_t width, int32_t height);
-  virtual ~CBC_CommonByteMatrix();
-  int32_t GetHeight();
-  int32_t GetWidth();
-  uint8_t Get(int32_t x, int32_t y);
-  uint8_t* GetArray();
-
-  void Set(int32_t x, int32_t y, int32_t value);
-  void Set(int32_t x, int32_t y, uint8_t value);
-  void clear(uint8_t value);
-  virtual void Init();
-
- private:
-  uint8_t* m_bytes;
-  int32_t m_width;
-  int32_t m_height;
-};
-
-#endif  // XFA_SRC_FXBARCODE_COMMON_BC_COMMONBYTEMATRIX_H_
diff --git a/xfa/src/fxbarcode/common/BC_CommonCharacterSetECI.cpp b/xfa/src/fxbarcode/common/BC_CommonCharacterSetECI.cpp
deleted file mode 100644
index 58347c37bd..0000000000
--- a/xfa/src/fxbarcode/common/BC_CommonCharacterSetECI.cpp
+++ /dev/null
@@ -1,44 +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
-// Original code is licensed as follows:
-/*
- * Copyright 2008 ZXing authors
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include "xfa/src/fxbarcode/common/BC_CommonCharacterSetECI.h"
-#include "xfa/src/fxbarcode/common/BC_CommonECI.h"
-
-void CBC_CommonCharacterSetECI::initialize() {}
-CBC_CommonCharacterSetECI::CBC_CommonCharacterSetECI(
-    int32_t value,
-    CFX_ByteString encodingName)
-    : CBC_CommonECI(value), m_encodingName(encodingName) {}
-CBC_CommonCharacterSetECI::~CBC_CommonCharacterSetECI() {}
-CFX_ByteString CBC_CommonCharacterSetECI::GetEncodingName() {
-  return m_encodingName;
-}
-void CBC_CommonCharacterSetECI::AddCharacterSet(int32_t value,
-                                                CFX_ByteString encodingName) {}
-CBC_CommonCharacterSetECI* CBC_CommonCharacterSetECI::GetCharacterSetECIByValue(
-    int32_t value) {
-  return NULL;
-}
-CBC_CommonCharacterSetECI* CBC_CommonCharacterSetECI::GetCharacterSetECIByName(
-    const CFX_ByteString& name) {
-  return NULL;
-}
diff --git a/xfa/src/fxbarcode/common/BC_CommonCharacterSetECI.h b/xfa/src/fxbarcode/common/BC_CommonCharacterSetECI.h
deleted file mode 100644
index c593b94f7a..0000000000
--- a/xfa/src/fxbarcode/common/BC_CommonCharacterSetECI.h
+++ /dev/null
@@ -1,29 +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_SRC_FXBARCODE_COMMON_BC_COMMONCHARACTERSETECI_H_
-#define XFA_SRC_FXBARCODE_COMMON_BC_COMMONCHARACTERSETECI_H_
-
-#include "core/include/fxcrt/fx_string.h"
-#include "xfa/src/fxbarcode/common/BC_CommonECI.h"
-
-class CBC_CommonCharacterSetECI : public CBC_CommonECI {
- public:
-  CBC_CommonCharacterSetECI(int32_t value, CFX_ByteString encodingName);
-  virtual ~CBC_CommonCharacterSetECI();
-  CFX_ByteString GetEncodingName();
-  static void AddCharacterSet(int32_t value, CFX_ByteString encodingName);
-  int32_t GetValue();
-  static CBC_CommonCharacterSetECI* GetCharacterSetECIByValue(int32_t value);
-  static CBC_CommonCharacterSetECI* GetCharacterSetECIByName(
-      const CFX_ByteString& name);
-
- private:
-  CFX_ByteString m_encodingName;
-  static void initialize();
-};
-
-#endif  // XFA_SRC_FXBARCODE_COMMON_BC_COMMONCHARACTERSETECI_H_
diff --git a/xfa/src/fxbarcode/common/BC_CommonDecoderResult.cpp b/xfa/src/fxbarcode/common/BC_CommonDecoderResult.cpp
deleted file mode 100644
index a4ad0c4e65..0000000000
--- a/xfa/src/fxbarcode/common/BC_CommonDecoderResult.cpp
+++ /dev/null
@@ -1,77 +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
-// Original code is licensed as follows:
-/*
- * Copyright 2007 ZXing authors
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include "core/include/fxcrt/fx_basic.h"
-#include "xfa/src/fxbarcode/common/BC_CommonDecoderResult.h"
-#include "xfa/src/fxbarcode/pdf417/BC_PDF417ResultMetadata.h"
-#include "xfa/src/fxbarcode/qrcode/BC_QRCoderErrorCorrectionLevel.h"
-#include "xfa/src/fxbarcode/utils.h"
-
-CBC_CommonDecoderResult::CBC_CommonDecoderResult() {}
-void CBC_CommonDecoderResult::Init(const CFX_ByteArray& rawBytes,
-                                   const CFX_ByteString& text,
-                                   const CFX_Int32Array& byteSegments,
-                                   CBC_QRCoderErrorCorrectionLevel* ecLevel,
-                                   int32_t& e) {
-  if (text.IsEmpty()) {
-    e = BCExceptionIllegalArgument;
-    return;
-  }
-  m_rawBytes.Copy(rawBytes);
-  m_text = text;
-  m_byteSegments.Copy(byteSegments);
-  m_ecLevel = ecLevel;
-  m_other = NULL;
-}
-void CBC_CommonDecoderResult::Init(const CFX_ByteArray& rawBytes,
-                                   const CFX_ByteString& text,
-                                   const CFX_PtrArray& byteSegments,
-                                   const CFX_ByteString& ecLevel,
-                                   int32_t& e) {
-  if (text.IsEmpty()) {
-    e = BCExceptionIllegalArgument;
-    return;
-  }
-  m_rawBytes.Copy(rawBytes);
-  m_text = text;
-  m_pdf417byteSegments.Copy(byteSegments);
-  m_pdf417ecLevel = ecLevel;
-  m_other = NULL;
-}
-void CBC_CommonDecoderResult::setOther(CBC_PDF417ResultMetadata* other) {
-  m_other = other;
-}
-CBC_CommonDecoderResult::~CBC_CommonDecoderResult() {
-  delete m_other;
-}
-const CFX_ByteArray& CBC_CommonDecoderResult::GetRawBytes() {
-  return m_rawBytes;
-}
-const CFX_Int32Array& CBC_CommonDecoderResult::GetByteSegments() {
-  return m_byteSegments;
-}
-const CFX_ByteString& CBC_CommonDecoderResult::GetText() {
-  return m_text;
-}
-CBC_QRCoderErrorCorrectionLevel* CBC_CommonDecoderResult::GetECLevel() {
-  return m_ecLevel;
-}
diff --git a/xfa/src/fxbarcode/common/BC_CommonDecoderResult.h b/xfa/src/fxbarcode/common/BC_CommonDecoderResult.h
deleted file mode 100644
index 185f38d082..0000000000
--- a/xfa/src/fxbarcode/common/BC_CommonDecoderResult.h
+++ /dev/null
@@ -1,45 +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_SRC_FXBARCODE_COMMON_BC_COMMONDECODERRESULT_H_
-#define XFA_SRC_FXBARCODE_COMMON_BC_COMMONDECODERRESULT_H_
-
-#include "core/include/fxcrt/fx_basic.h"
-
-class CBC_QRCoderErrorCorrectionLevel;
-class CBC_PDF417ResultMetadata;
-
-class CBC_CommonDecoderResult {
- public:
-  CBC_CommonDecoderResult();
-  virtual ~CBC_CommonDecoderResult();
-  const CFX_ByteArray& GetRawBytes();
-  const CFX_ByteString& GetText();
-  const CFX_Int32Array& GetByteSegments();
-  CBC_QRCoderErrorCorrectionLevel* GetECLevel();
-  virtual void Init(const CFX_ByteArray& rawBytes,
-                    const CFX_ByteString& text,
-                    const CFX_Int32Array& byteSegments,
-                    CBC_QRCoderErrorCorrectionLevel* ecLevel,
-                    int32_t& e);
-  virtual void Init(const CFX_ByteArray& rawBytes,
-                    const CFX_ByteString& text,
-                    const CFX_PtrArray& byteSegments,
-                    const CFX_ByteString& ecLevel,
-                    int32_t& e);
-  void setOther(CBC_PDF417ResultMetadata* other);
-
- private:
-  CFX_ByteArray m_rawBytes;
-  CFX_ByteString m_text;
-  CFX_Int32Array m_byteSegments;
-  CFX_PtrArray m_pdf417byteSegments;
-  CBC_QRCoderErrorCorrectionLevel* m_ecLevel;
-  CFX_ByteString m_pdf417ecLevel;
-  CBC_PDF417ResultMetadata* m_other;
-};
-
-#endif  // XFA_SRC_FXBARCODE_COMMON_BC_COMMONDECODERRESULT_H_
diff --git a/xfa/src/fxbarcode/common/BC_CommonECI.cpp b/xfa/src/fxbarcode/common/BC_CommonECI.cpp
deleted file mode 100644
index 146c9e24ba..0000000000
--- a/xfa/src/fxbarcode/common/BC_CommonECI.cpp
+++ /dev/null
@@ -1,42 +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
-// Original code is licensed as follows:
-/*
- * Copyright 2008 ZXing authors
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include "xfa/src/fxbarcode/common/BC_CommonCharacterSetECI.h"
-#include "xfa/src/fxbarcode/common/BC_CommonECI.h"
-#include "xfa/src/fxbarcode/utils.h"
-
-CBC_CommonECI::CBC_CommonECI(int32_t value) {
-  m_value = value;
-}
-CBC_CommonECI::~CBC_CommonECI() {}
-int32_t CBC_CommonECI::GetValue() {
-  return m_value;
-}
-CBC_CommonECI* CBC_CommonECI::GetEICByValue(int32_t value, int32_t& e) {
-  if (value < 0 || value > 999999) {
-    e = BCExceptionBadECI;
-    return NULL;
-  }
-  if (value < 900) {
-  }
-  return NULL;
-}
diff --git a/xfa/src/fxbarcode/common/BC_CommonECI.h b/xfa/src/fxbarcode/common/BC_CommonECI.h
deleted file mode 100644
index e0dc797fbf..0000000000
--- a/xfa/src/fxbarcode/common/BC_CommonECI.h
+++ /dev/null
@@ -1,24 +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_SRC_FXBARCODE_COMMON_BC_COMMONECI_H_
-#define XFA_SRC_FXBARCODE_COMMON_BC_COMMONECI_H_
-
-#include <stdint.h>
-
-class CBC_CommonECI {
- public:
-  CBC_CommonECI(int32_t value);
-  virtual ~CBC_CommonECI();
-
-  int32_t GetValue();
-  static CBC_CommonECI* GetEICByValue(int32_t value, int32_t& e);
-
- private:
-  int32_t m_value;
-};
-
-#endif  // XFA_SRC_FXBARCODE_COMMON_BC_COMMONECI_H_
diff --git a/xfa/src/fxbarcode/common/BC_CommonPerspectiveTransform.cpp b/xfa/src/fxbarcode/common/BC_CommonPerspectiveTransform.cpp
deleted file mode 100644
index 897d9537fd..0000000000
--- a/xfa/src/fxbarcode/common/BC_CommonPerspectiveTransform.cpp
+++ /dev/null
@@ -1,153 +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
-// Original code is licensed as follows:
-/*
- * Copyright 2007 ZXing authors
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include "xfa/src/fxbarcode/common/BC_CommonPerspectiveTransform.h"
-
-#include <memory>
-
-#include "core/include/fxcrt/fx_basic.h"
-#include "xfa/src/fxbarcode/utils.h"
-
-CBC_CommonPerspectiveTransform::CBC_CommonPerspectiveTransform(FX_FLOAT a11,
-                                                               FX_FLOAT a21,
-                                                               FX_FLOAT a31,
-                                                               FX_FLOAT a12,
-                                                               FX_FLOAT a22,
-                                                               FX_FLOAT a32,
-                                                               FX_FLOAT a13,
-                                                               FX_FLOAT a23,
-                                                               FX_FLOAT a33)
-    : m_a11(a11),
-      m_a12(a12),
-      m_a13(a13),
-      m_a21(a21),
-      m_a22(a22),
-      m_a23(a23),
-      m_a31(a31),
-      m_a32(a32),
-      m_a33(a33) {
-}
-CBC_CommonPerspectiveTransform::~CBC_CommonPerspectiveTransform() {}
-CBC_CommonPerspectiveTransform*
-CBC_CommonPerspectiveTransform::QuadrilateralToQuadrilateral(FX_FLOAT x0,
-                                                             FX_FLOAT y0,
-                                                             FX_FLOAT x1,
-                                                             FX_FLOAT y1,
-                                                             FX_FLOAT x2,
-                                                             FX_FLOAT y2,
-                                                             FX_FLOAT x3,
-                                                             FX_FLOAT y3,
-                                                             FX_FLOAT x0p,
-                                                             FX_FLOAT y0p,
-                                                             FX_FLOAT x1p,
-                                                             FX_FLOAT y1p,
-                                                             FX_FLOAT x2p,
-                                                             FX_FLOAT y2p,
-                                                             FX_FLOAT x3p,
-                                                             FX_FLOAT y3p) {
-  std::unique_ptr<CBC_CommonPerspectiveTransform> qToS(
-      QuadrilateralToSquare(x0, y0, x1, y1, x2, y2, x3, y3));
-  std::unique_ptr<CBC_CommonPerspectiveTransform> sToQ(
-      SquareToQuadrilateral(x0p, y0p, x1p, y1p, x2p, y2p, x3p, y3p));
-  return sToQ->Times(*(qToS.get()));
-}
-void CBC_CommonPerspectiveTransform::TransformPoints(CFX_FloatArray* points) {
-  int32_t max = points->GetSize();
-  FX_FLOAT a11 = m_a11;
-  FX_FLOAT a12 = m_a12;
-  FX_FLOAT a13 = m_a13;
-  FX_FLOAT a21 = m_a21;
-  FX_FLOAT a22 = m_a22;
-  FX_FLOAT a23 = m_a23;
-  FX_FLOAT a31 = m_a31;
-  FX_FLOAT a32 = m_a32;
-  FX_FLOAT a33 = m_a33;
-  int32_t i;
-  for (i = 0; i < max; i += 2) {
-    FX_FLOAT x = (*points)[i];
-    FX_FLOAT y = (*points)[i + 1];
-    FX_FLOAT denominator = a13 * x + a23 * y + a33;
-    (*points)[i] = (a11 * x + a21 * y + a31) / denominator;
-    (*points)[i + 1] = (a12 * x + a22 * y + a32) / denominator;
-  }
-}
-CBC_CommonPerspectiveTransform*
-CBC_CommonPerspectiveTransform::SquareToQuadrilateral(FX_FLOAT x0,
-                                                      FX_FLOAT y0,
-                                                      FX_FLOAT x1,
-                                                      FX_FLOAT y1,
-                                                      FX_FLOAT x2,
-                                                      FX_FLOAT y2,
-                                                      FX_FLOAT x3,
-                                                      FX_FLOAT y3) {
-  FX_FLOAT dy2 = y3 - y2;
-  FX_FLOAT dy3 = y0 - y1 + y2 - y3;
-  if ((dy2 == 0.0f) && (dy3 == 0.0f)) {
-    return new CBC_CommonPerspectiveTransform(x1 - x0, x2 - x1, x0, y1 - y0,
-                                              y2 - y1, y0, 0.0f, 0.0f, 1.0f);
-  } else {
-    FX_FLOAT dx1 = x1 - x2;
-    FX_FLOAT dx2 = x3 - x2;
-    FX_FLOAT dx3 = x0 - x1 + x2 - x3;
-    FX_FLOAT dy1 = y1 - y2;
-    FX_FLOAT denominator = dx1 * dy2 - dx2 * dy1;
-    FX_FLOAT a13 = (dx3 * dy2 - dx2 * dy3) / denominator;
-    FX_FLOAT a23 = (dx1 * dy3 - dx3 * dy1) / denominator;
-    return new CBC_CommonPerspectiveTransform(
-        x1 - x0 + a13 * x1, x3 - x0 + a23 * x3, x0, y1 - y0 + a13 * y1,
-        y3 - y0 + a23 * y3, y0, a13, a23, 1.0f);
-  }
-}
-CBC_CommonPerspectiveTransform*
-CBC_CommonPerspectiveTransform::QuadrilateralToSquare(FX_FLOAT x0,
-                                                      FX_FLOAT y0,
-                                                      FX_FLOAT x1,
-                                                      FX_FLOAT y1,
-                                                      FX_FLOAT x2,
-                                                      FX_FLOAT y2,
-                                                      FX_FLOAT x3,
-                                                      FX_FLOAT y3) {
-  std::unique_ptr<CBC_CommonPerspectiveTransform> temp1(
-      SquareToQuadrilateral(x0, y0, x1, y1, x2, y2, x3, y3));
-  return temp1->BuildAdjoint();
-}
-CBC_CommonPerspectiveTransform* CBC_CommonPerspectiveTransform::BuildAdjoint() {
-  return new CBC_CommonPerspectiveTransform(
-      m_a22 * m_a33 - m_a23 * m_a32, m_a23 * m_a31 - m_a21 * m_a33,
-      m_a21 * m_a32 - m_a22 * m_a31, m_a13 * m_a32 - m_a12 * m_a33,
-      m_a11 * m_a33 - m_a13 * m_a31, m_a12 * m_a31 - m_a11 * m_a32,
-      m_a12 * m_a23 - m_a13 * m_a22, m_a13 * m_a21 - m_a11 * m_a23,
-      m_a11 * m_a22 - m_a12 * m_a21);
-}
-CBC_CommonPerspectiveTransform* CBC_CommonPerspectiveTransform::Times(
-    CBC_CommonPerspectiveTransform& other) {
-  return new CBC_CommonPerspectiveTransform(
-      m_a11 * other.m_a11 + m_a21 * other.m_a12 + m_a31 * other.m_a13,
-      m_a11 * other.m_a21 + m_a21 * other.m_a22 + m_a31 * other.m_a23,
-      m_a11 * other.m_a31 + m_a21 * other.m_a32 + m_a31 * other.m_a33,
-      m_a12 * other.m_a11 + m_a22 * other.m_a12 + m_a32 * other.m_a13,
-      m_a12 * other.m_a21 + m_a22 * other.m_a22 + m_a32 * other.m_a23,
-      m_a12 * other.m_a31 + m_a22 * other.m_a32 + m_a32 * other.m_a33,
-      m_a13 * other.m_a11 + m_a23 * other.m_a12 + m_a33 * other.m_a13,
-      m_a13 * other.m_a21 + m_a23 * other.m_a22 + m_a33 * other.m_a23,
-      m_a13 * other.m_a31 + m_a23 * other.m_a32 + m_a33 * other.m_a33);
-}
diff --git a/xfa/src/fxbarcode/common/BC_CommonPerspectiveTransform.h b/xfa/src/fxbarcode/common/BC_CommonPerspectiveTransform.h
deleted file mode 100644
index dfe0ce1f2d..0000000000
--- a/xfa/src/fxbarcode/common/BC_CommonPerspectiveTransform.h
+++ /dev/null
@@ -1,65 +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_SRC_FXBARCODE_COMMON_BC_COMMONPERSPECTIVETRANSFORM_H_
-#define XFA_SRC_FXBARCODE_COMMON_BC_COMMONPERSPECTIVETRANSFORM_H_
-
-#include "core/include/fxcrt/fx_basic.h"
-
-class CBC_CommonPerspectiveTransform {
- public:
-  CBC_CommonPerspectiveTransform(FX_FLOAT a11,
-                                 FX_FLOAT a21,
-                                 FX_FLOAT a31,
-                                 FX_FLOAT a12,
-                                 FX_FLOAT a22,
-                                 FX_FLOAT a32,
-                                 FX_FLOAT a13,
-                                 FX_FLOAT a23,
-                                 FX_FLOAT a33);
-  virtual ~CBC_CommonPerspectiveTransform();
-  static CBC_CommonPerspectiveTransform* QuadrilateralToQuadrilateral(
-      FX_FLOAT x0,
-      FX_FLOAT y0,
-      FX_FLOAT x1,
-      FX_FLOAT y1,
-      FX_FLOAT x2,
-      FX_FLOAT y2,
-      FX_FLOAT x3,
-      FX_FLOAT y3,
-      FX_FLOAT x0p,
-      FX_FLOAT y0p,
-      FX_FLOAT x1p,
-      FX_FLOAT y1p,
-      FX_FLOAT x2p,
-      FX_FLOAT y2p,
-      FX_FLOAT x3p,
-      FX_FLOAT y3p);
-  static CBC_CommonPerspectiveTransform* SquareToQuadrilateral(FX_FLOAT x0,
-                                                               FX_FLOAT y0,
-                                                               FX_FLOAT x1,
-                                                               FX_FLOAT y1,
-                                                               FX_FLOAT x2,
-                                                               FX_FLOAT y2,
-                                                               FX_FLOAT x3,
-                                                               FX_FLOAT y3);
-  static CBC_CommonPerspectiveTransform* QuadrilateralToSquare(FX_FLOAT x0,
-                                                               FX_FLOAT y0,
-                                                               FX_FLOAT x1,
-                                                               FX_FLOAT y1,
-                                                               FX_FLOAT x2,
-                                                               FX_FLOAT y2,
-                                                               FX_FLOAT x3,
-                                                               FX_FLOAT y3);
-  CBC_CommonPerspectiveTransform* BuildAdjoint();
-  CBC_CommonPerspectiveTransform* Times(CBC_CommonPerspectiveTransform& other);
-  void TransformPoints(CFX_FloatArray* points);
-
- private:
-  FX_FLOAT m_a11, m_a12, m_a13, m_a21, m_a22, m_a23, m_a31, m_a32, m_a33;
-};
-
-#endif  // XFA_SRC_FXBARCODE_COMMON_BC_COMMONPERSPECTIVETRANSFORM_H_
diff --git a/xfa/src/fxbarcode/common/BC_GlobalHistogramBinarizer.cpp b/xfa/src/fxbarcode/common/BC_GlobalHistogramBinarizer.cpp
deleted file mode 100644
index 8babc9c78f..0000000000
--- a/xfa/src/fxbarcode/common/BC_GlobalHistogramBinarizer.cpp
+++ /dev/null
@@ -1,173 +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
-// Original code is licensed as follows:
-/*
- * Copyright 2009 ZXing authors
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include "xfa/src/fxbarcode/common/BC_GlobalHistogramBinarizer.h"
-
-#include <memory>
-
-#include "xfa/src/fxbarcode/BC_Binarizer.h"
-#include "xfa/src/fxbarcode/BC_LuminanceSource.h"
-#include "xfa/src/fxbarcode/common/BC_CommonBitArray.h"
-#include "xfa/src/fxbarcode/common/BC_CommonBitMatrix.h"
-#include "xfa/src/fxbarcode/utils.h"
-
-const int32_t LUMINANCE_BITS = 5;
-const int32_t LUMINANCE_SHIFT = 8 - LUMINANCE_BITS;
-const int32_t LUMINANCE_BUCKETS = 1 << LUMINANCE_BITS;
-
-CBC_GlobalHistogramBinarizer::CBC_GlobalHistogramBinarizer(
-    CBC_LuminanceSource* source)
-    : CBC_Binarizer(source) {}
-CBC_GlobalHistogramBinarizer::~CBC_GlobalHistogramBinarizer() {}
-CBC_CommonBitArray* CBC_GlobalHistogramBinarizer::GetBlackRow(
-    int32_t y,
-    CBC_CommonBitArray* row,
-    int32_t& e) {
-  CBC_LuminanceSource* source = GetLuminanceSource();
-  int32_t width = source->GetWidth();
-  std::unique_ptr<CBC_CommonBitArray> result(new CBC_CommonBitArray(width));
-  InitArrays(width);
-  CFX_ByteArray* localLuminances = source->GetRow(y, m_luminance, e);
-  if (e != BCExceptionNO) {
-    return result.release();
-  }
-  CFX_Int32Array localBuckets;
-  localBuckets.Copy(m_buckets);
-  int32_t x;
-  for (x = 0; x < width; x++) {
-    int32_t pixel = (*localLuminances)[x] & 0xff;
-    localBuckets[pixel >> LUMINANCE_SHIFT]++;
-  }
-  int32_t blackPoint = EstimateBlackPoint(localBuckets, e);
-  if (e != BCExceptionNO) {
-    return result.release();
-  }
-  int32_t left = (*localLuminances)[0] & 0xff;
-  int32_t center = (*localLuminances)[1] & 0xff;
-  for (x = 1; x < width - 1; x++) {
-    int32_t right = (*localLuminances)[x + 1] & 0xff;
-    int32_t luminance = ((center << 2) - left - right) >> 1;
-    if (luminance < blackPoint) {
-      result->Set(x);
-    }
-    left = center;
-    center = right;
-  }
-  return result.release();
-}
-CBC_CommonBitMatrix* CBC_GlobalHistogramBinarizer::GetBlackMatrix(int32_t& e) {
-  CBC_LuminanceSource* source = GetLuminanceSource();
-  int32_t width = source->GetWidth();
-  int32_t height = source->GetHeight();
-  std::unique_ptr<CBC_CommonBitMatrix> matrix(new CBC_CommonBitMatrix());
-  matrix->Init(width, height);
-  InitArrays(width);
-  CFX_Int32Array localBuckets;
-  localBuckets.Copy(m_buckets);
-  int32_t y;
-  for (y = 1; y < 5; y++) {
-    int32_t row = height * y / 5;
-    CFX_ByteArray* localLuminances = source->GetRow(row, m_luminance, e);
-    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-    int32_t right = (width << 2) / 5;
-    int32_t x;
-    for (x = width / 5; x < right; x++) {
-      int32_t pixel = (*localLuminances)[x] & 0xff;
-      localBuckets[pixel >> LUMINANCE_SHIFT]++;
-    }
-  }
-  int32_t blackPoint = EstimateBlackPoint(localBuckets, e);
-  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-  std::unique_ptr<CFX_ByteArray> localLuminances(source->GetMatrix());
-  for (y = 0; y < height; y++) {
-    int32_t offset = y * width;
-    for (int32_t x = 0; x < width; x++) {
-      int32_t pixel = (*localLuminances)[offset + x] & 0xff;
-      if (pixel < blackPoint) {
-        matrix->Set(x, y);
-      }
-    }
-  }
-  return matrix.release();
-}
-void CBC_GlobalHistogramBinarizer::InitArrays(int32_t luminanceSize) {
-  if (m_luminance.GetSize() < luminanceSize) {
-    m_luminance.SetSize(luminanceSize);
-  }
-  if (m_buckets.GetSize() <= 0) {
-    m_buckets.SetSize(LUMINANCE_BUCKETS);
-  } else {
-    int32_t x;
-    for (x = 0; x < LUMINANCE_BUCKETS; x++) {
-      m_buckets[x] = 0;
-    }
-  }
-}
-int32_t CBC_GlobalHistogramBinarizer::EstimateBlackPoint(
-    CFX_Int32Array& buckets,
-    int32_t& e) {
-  int32_t numBuckets = buckets.GetSize();
-  int32_t maxBucketCount = 0;
-  int32_t firstPeak = 0;
-  int32_t firstPeakSize = 0;
-  int32_t x;
-  for (x = 0; x < numBuckets; x++) {
-    if (buckets[x] > firstPeakSize) {
-      firstPeak = x;
-      firstPeakSize = buckets[x];
-    }
-    if (buckets[x] > maxBucketCount) {
-      maxBucketCount = buckets[x];
-    }
-  }
-  int32_t secondPeak = 0;
-  int32_t secondPeakScore = 0;
-  for (x = 0; x < numBuckets; x++) {
-    int32_t distanceToBiggest = x - firstPeak;
-    int32_t score = buckets[x] * distanceToBiggest * distanceToBiggest;
-    if (score > secondPeakScore) {
-      secondPeak = x;
-      secondPeakScore = score;
-    }
-  }
-  if (firstPeak > secondPeak) {
-    int32_t temp = firstPeak;
-    firstPeak = secondPeak;
-    secondPeak = temp;
-  }
-  if (secondPeak - firstPeak <= numBuckets >> 4) {
-    e = BCExceptionRead;
-    return 0;
-  }
-  int32_t bestValley = secondPeak - 1;
-  int32_t bestValleyScore = -1;
-  for (x = secondPeak - 1; x > firstPeak; x--) {
-    int32_t fromFirst = x - firstPeak;
-    int32_t score = fromFirst * fromFirst * (secondPeak - x) *
-                    (maxBucketCount - buckets[x]);
-    if (score > bestValleyScore) {
-      bestValley = x;
-      bestValleyScore = score;
-    }
-  }
-  return bestValley << LUMINANCE_SHIFT;
-}
diff --git a/xfa/src/fxbarcode/common/BC_GlobalHistogramBinarizer.h b/xfa/src/fxbarcode/common/BC_GlobalHistogramBinarizer.h
deleted file mode 100644
index 56c2794fbe..0000000000
--- a/xfa/src/fxbarcode/common/BC_GlobalHistogramBinarizer.h
+++ /dev/null
@@ -1,34 +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_SRC_FXBARCODE_COMMON_BC_GLOBALHISTOGRAMBINARIZER_H_
-#define XFA_SRC_FXBARCODE_COMMON_BC_GLOBALHISTOGRAMBINARIZER_H_
-
-#include "core/include/fxcrt/fx_basic.h"
-#include "xfa/src/fxbarcode/BC_Binarizer.h"
-
-class CBC_CommonBitArray;
-class CBC_CommonBitMatrix;
-class CBC_LuminanceSource;
-
-class CBC_GlobalHistogramBinarizer : public CBC_Binarizer {
- public:
-  CBC_GlobalHistogramBinarizer(CBC_LuminanceSource* source);
-  virtual ~CBC_GlobalHistogramBinarizer();
-
-  void InitArrays(int32_t luminanceSize);
-  CBC_CommonBitMatrix* GetBlackMatrix(int32_t& e);
-  CBC_CommonBitArray* GetBlackRow(int32_t y,
-                                  CBC_CommonBitArray* row,
-                                  int32_t& e);
-  static int32_t EstimateBlackPoint(CFX_Int32Array& buckets, int32_t& e);
-
- private:
-  CFX_ByteArray m_luminance;
-  CFX_Int32Array m_buckets;
-};
-
-#endif  // XFA_SRC_FXBARCODE_COMMON_BC_GLOBALHISTOGRAMBINARIZER_H_
diff --git a/xfa/src/fxbarcode/common/BC_WhiteRectangleDetector.cpp b/xfa/src/fxbarcode/common/BC_WhiteRectangleDetector.cpp
deleted file mode 100644
index 4e33691e08..0000000000
--- a/xfa/src/fxbarcode/common/BC_WhiteRectangleDetector.cpp
+++ /dev/null
@@ -1,254 +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
-// Original code is licensed as follows:
-/*
- * Copyright 2010 ZXing authors
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include "xfa/src/fxbarcode/common/BC_WhiteRectangleDetector.h"
-
-#include <memory>
-
-#include "xfa/src/fxbarcode/BC_ResultPoint.h"
-#include "xfa/src/fxbarcode/common/BC_CommonBitMatrix.h"
-#include "xfa/src/fxbarcode/utils.h"
-
-CBC_WhiteRectangleDetector::CBC_WhiteRectangleDetector(
-    CBC_CommonBitMatrix* image) {
-  m_image = image;
-  m_height = image->GetHeight();
-  m_width = image->GetWidth();
-  m_leftInit = (m_width - INIT_SIZE) >> 1;
-  m_rightInit = (m_width + INIT_SIZE) >> 1;
-  m_upInit = (m_height - INIT_SIZE) >> 1;
-  m_downInit = (m_height + INIT_SIZE) >> 1;
-}
-void CBC_WhiteRectangleDetector::Init(int32_t& e) {
-  if (m_upInit < 0 || m_leftInit < 0 || m_downInit >= m_height ||
-      m_rightInit >= m_width) {
-    e = BCExceptionNotFound;
-    BC_EXCEPTION_CHECK_ReturnVoid(e);
-  }
-}
-CBC_WhiteRectangleDetector::CBC_WhiteRectangleDetector(
-    CBC_CommonBitMatrix* image,
-    int32_t initSize,
-    int32_t x,
-    int32_t y) {
-  m_image = image;
-  m_height = image->GetHeight();
-  m_width = image->GetWidth();
-  int32_t halfsize = initSize >> 1;
-  m_leftInit = x - halfsize;
-  m_rightInit = x + halfsize;
-  m_upInit = y - halfsize;
-  m_downInit = y + halfsize;
-}
-CBC_WhiteRectangleDetector::~CBC_WhiteRectangleDetector() {}
-CFX_PtrArray* CBC_WhiteRectangleDetector::Detect(int32_t& e) {
-  int32_t left = m_leftInit;
-  int32_t right = m_rightInit;
-  int32_t up = m_upInit;
-  int32_t down = m_downInit;
-  FX_BOOL sizeExceeded = FALSE;
-  FX_BOOL aBlackPointFoundOnBorder = TRUE;
-  FX_BOOL atLeastOneBlackPointFoundOnBorder = FALSE;
-  while (aBlackPointFoundOnBorder) {
-    aBlackPointFoundOnBorder = FALSE;
-    FX_BOOL rightBorderNotWhite = TRUE;
-    while (rightBorderNotWhite && right < m_width) {
-      rightBorderNotWhite = ContainsBlackPoint(up, down, right, FALSE);
-      if (rightBorderNotWhite) {
-        right++;
-        aBlackPointFoundOnBorder = TRUE;
-      }
-    }
-    if (right >= m_width) {
-      sizeExceeded = TRUE;
-      break;
-    }
-    FX_BOOL bottomBorderNotWhite = TRUE;
-    while (bottomBorderNotWhite && down < m_height) {
-      bottomBorderNotWhite = ContainsBlackPoint(left, right, down, TRUE);
-      if (bottomBorderNotWhite) {
-        down++;
-        aBlackPointFoundOnBorder = TRUE;
-      }
-    }
-    if (down >= m_height) {
-      sizeExceeded = TRUE;
-      break;
-    }
-    FX_BOOL leftBorderNotWhite = TRUE;
-    while (leftBorderNotWhite && left >= 0) {
-      leftBorderNotWhite = ContainsBlackPoint(up, down, left, FALSE);
-      if (leftBorderNotWhite) {
-        left--;
-        aBlackPointFoundOnBorder = TRUE;
-      }
-    }
-    if (left < 0) {
-      sizeExceeded = TRUE;
-      break;
-    }
-    FX_BOOL topBorderNotWhite = TRUE;
-    while (topBorderNotWhite && up >= 0) {
-      topBorderNotWhite = ContainsBlackPoint(left, right, up, TRUE);
-      if (topBorderNotWhite) {
-        up--;
-        aBlackPointFoundOnBorder = TRUE;
-      }
-    }
-    if (up < 0) {
-      sizeExceeded = TRUE;
-      break;
-    }
-    if (aBlackPointFoundOnBorder) {
-      atLeastOneBlackPointFoundOnBorder = TRUE;
-    }
-  }
-  if (!sizeExceeded && atLeastOneBlackPointFoundOnBorder) {
-    int32_t maxSize = right - left;
-    std::unique_ptr<CBC_ResultPoint> z;
-    for (int32_t i = 1; i < maxSize; i++) {
-      z.reset(GetBlackPointOnSegment((FX_FLOAT)left, (FX_FLOAT)(down - i),
-                                     (FX_FLOAT)(left + i), (FX_FLOAT)(down)));
-      if (z)
-        break;
-    }
-    if (z.get() == NULL) {
-      e = BCExceptionNotFound;
-      BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-    }
-    std::unique_ptr<CBC_ResultPoint> t;
-    for (int32_t j = 1; j < maxSize; j++) {
-      t.reset(GetBlackPointOnSegment((FX_FLOAT)left, (FX_FLOAT)(up + j),
-                                     (FX_FLOAT)(left + j), (FX_FLOAT)up));
-      if (t)
-        break;
-    }
-    if (t.get() == NULL) {
-      e = BCExceptionNotFound;
-      BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-    }
-    std::unique_ptr<CBC_ResultPoint> x;
-    for (int32_t k = 1; k < maxSize; k++) {
-      x.reset(GetBlackPointOnSegment((FX_FLOAT)right, (FX_FLOAT)(up + k),
-                                     (FX_FLOAT)(right - k), (FX_FLOAT)up));
-      if (x)
-        break;
-    }
-    if (x.get() == NULL) {
-      e = BCExceptionNotFound;
-      BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-    }
-    std::unique_ptr<CBC_ResultPoint> y;
-    for (int32_t m = 1; m < maxSize; m++) {
-      y.reset(GetBlackPointOnSegment((FX_FLOAT)right, (FX_FLOAT)(down - m),
-                                     (FX_FLOAT)(right - m), (FX_FLOAT)down));
-      if (y)
-        break;
-    }
-    if (y.get() == NULL) {
-      e = BCExceptionNotFound;
-      BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-    }
-    return CenterEdges(y.get(), z.get(), x.get(), t.get());
-  } else {
-    e = BCExceptionNotFound;
-    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-  }
-  return NULL;
-}
-int32_t CBC_WhiteRectangleDetector::Round(FX_FLOAT d) {
-  return (int32_t)(d + 0.5f);
-}
-CBC_ResultPoint* CBC_WhiteRectangleDetector::GetBlackPointOnSegment(
-    FX_FLOAT aX,
-    FX_FLOAT aY,
-    FX_FLOAT bX,
-    FX_FLOAT bY) {
-  int32_t dist = DistanceL2(aX, aY, bX, bY);
-  float xStep = (bX - aX) / dist;
-  float yStep = (bY - aY) / dist;
-  for (int32_t i = 0; i < dist; i++) {
-    int32_t x = Round(aX + i * xStep);
-    int32_t y = Round(aY + i * yStep);
-    if (m_image->Get(x, y)) {
-      return new CBC_ResultPoint((FX_FLOAT)x, (FX_FLOAT)y);
-    }
-  }
-  return NULL;
-}
-int32_t CBC_WhiteRectangleDetector::DistanceL2(FX_FLOAT aX,
-                                               FX_FLOAT aY,
-                                               FX_FLOAT bX,
-                                               FX_FLOAT bY) {
-  float xDiff = aX - bX;
-  float yDiff = aY - bY;
-  return Round((float)sqrt(xDiff * xDiff + yDiff * yDiff));
-}
-CFX_PtrArray* CBC_WhiteRectangleDetector::CenterEdges(CBC_ResultPoint* y,
-                                                      CBC_ResultPoint* z,
-                                                      CBC_ResultPoint* x,
-                                                      CBC_ResultPoint* t) {
-  float yi = y->GetX();
-  float yj = y->GetY();
-  float zi = z->GetX();
-  float zj = z->GetY();
-  float xi = x->GetX();
-  float xj = x->GetY();
-  float ti = t->GetX();
-  float tj = t->GetY();
-  if (yi < m_width / 2) {
-    CFX_PtrArray* result = new CFX_PtrArray;
-    result->SetSize(4);
-    (*result)[0] = new CBC_ResultPoint(ti - CORR, tj + CORR);
-    (*result)[1] = new CBC_ResultPoint(zi + CORR, zj + CORR);
-    (*result)[2] = new CBC_ResultPoint(xi - CORR, xj - CORR);
-    (*result)[3] = new CBC_ResultPoint(yi + CORR, yj - CORR);
-    return result;
-  } else {
-    CFX_PtrArray* result = new CFX_PtrArray;
-    result->SetSize(4);
-    (*result)[0] = new CBC_ResultPoint(ti + CORR, tj + CORR);
-    (*result)[1] = new CBC_ResultPoint(zi + CORR, zj - CORR);
-    (*result)[2] = new CBC_ResultPoint(xi - CORR, xj + CORR);
-    (*result)[3] = new CBC_ResultPoint(yi - CORR, yj - CORR);
-    return result;
-  }
-}
-FX_BOOL CBC_WhiteRectangleDetector::ContainsBlackPoint(int32_t a,
-                                                       int32_t b,
-                                                       int32_t fixed,
-                                                       FX_BOOL horizontal) {
-  if (horizontal) {
-    for (int32_t x = a; x <= b; x++) {
-      if (m_image->Get(x, fixed)) {
-        return TRUE;
-      }
-    }
-  } else {
-    for (int32_t y = a; y <= b; y++) {
-      if (m_image->Get(fixed, y)) {
-        return TRUE;
-      }
-    }
-  }
-  return FALSE;
-}
diff --git a/xfa/src/fxbarcode/common/BC_WhiteRectangleDetector.h b/xfa/src/fxbarcode/common/BC_WhiteRectangleDetector.h
deleted file mode 100644
index 4af04ac1fc..0000000000
--- a/xfa/src/fxbarcode/common/BC_WhiteRectangleDetector.h
+++ /dev/null
@@ -1,54 +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_SRC_FXBARCODE_COMMON_BC_WHITERECTANGLEDETECTOR_H_
-#define XFA_SRC_FXBARCODE_COMMON_BC_WHITERECTANGLEDETECTOR_H_
-
-#include "core/include/fxcrt/fx_basic.h"
-
-class CBC_CommonBitMatrix;
-class CBC_ResultPoint;
-
-class CBC_WhiteRectangleDetector {
- public:
-  CBC_WhiteRectangleDetector(CBC_CommonBitMatrix* image);
-  CBC_WhiteRectangleDetector(CBC_CommonBitMatrix* image,
-                             int32_t initSize,
-                             int32_t x,
-                             int32_t y);
-  virtual ~CBC_WhiteRectangleDetector();
-  CFX_PtrArray* Detect(int32_t& e);
-  virtual void Init(int32_t& e);
-
- private:
-  int32_t Round(float d);
-  CBC_ResultPoint* GetBlackPointOnSegment(FX_FLOAT aX,
-                                          FX_FLOAT aY,
-                                          FX_FLOAT bX,
-                                          FX_FLOAT bY);
-  int32_t DistanceL2(FX_FLOAT aX, FX_FLOAT aY, FX_FLOAT bX, FX_FLOAT bY);
-  CFX_PtrArray* CenterEdges(CBC_ResultPoint* y,
-                            CBC_ResultPoint* z,
-                            CBC_ResultPoint* x,
-                            CBC_ResultPoint* t);
-  FX_BOOL ContainsBlackPoint(int32_t a,
-                             int32_t b,
-                             int32_t fixed,
-                             FX_BOOL horizontal);
-
-  static const int32_t INIT_SIZE = 30;
-  static const int32_t CORR = 1;
-
-  CBC_CommonBitMatrix* m_image;
-  int32_t m_height;
-  int32_t m_width;
-  int32_t m_leftInit;
-  int32_t m_rightInit;
-  int32_t m_downInit;
-  int32_t m_upInit;
-};
-
-#endif  // XFA_SRC_FXBARCODE_COMMON_BC_WHITERECTANGLEDETECTOR_H_
diff --git a/xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomon.cpp b/xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomon.cpp
deleted file mode 100644
index 3e6de6ef06..0000000000
--- a/xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomon.cpp
+++ /dev/null
@@ -1,104 +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
-// Original code is licensed as follows:
-/*
- * Copyright 2007 ZXing authors
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include "xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomon.h"
-
-#include <memory>
-
-#include "xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h"
-#include "xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256Poly.h"
-
-CBC_ReedSolomonEncoder::CBC_ReedSolomonEncoder(CBC_ReedSolomonGF256* field) {
-  m_field = field;
-}
-void CBC_ReedSolomonEncoder::Init() {
-  m_cachedGenerators.Add(new CBC_ReedSolomonGF256Poly(m_field, 1));
-}
-CBC_ReedSolomonGF256Poly* CBC_ReedSolomonEncoder::BuildGenerator(int32_t degree,
-                                                                 int32_t& e) {
-  if (degree >= m_cachedGenerators.GetSize()) {
-    CBC_ReedSolomonGF256Poly* lastGenerator =
-        (CBC_ReedSolomonGF256Poly*)(m_cachedGenerators
-                                        [m_cachedGenerators.GetSize() - 1]);
-    for (int32_t d = m_cachedGenerators.GetSize(); d <= degree; d++) {
-      CFX_Int32Array temp;
-      temp.Add(1);
-      temp.Add(m_field->Exp(d - 1));
-      CBC_ReedSolomonGF256Poly temp_poly;
-      temp_poly.Init(m_field, &temp, e);
-      BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-      CBC_ReedSolomonGF256Poly* nextGenerator =
-          lastGenerator->Multiply(&temp_poly, e);
-      BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-      m_cachedGenerators.Add(nextGenerator);
-      lastGenerator = nextGenerator;
-    }
-  }
-  return (CBC_ReedSolomonGF256Poly*)(m_cachedGenerators[degree]);
-}
-void CBC_ReedSolomonEncoder::Encode(CFX_Int32Array* toEncode,
-                                    int32_t ecBytes,
-                                    int32_t& e) {
-  if (ecBytes == 0) {
-    e = BCExceptionNoCorrectionBytes;
-    BC_EXCEPTION_CHECK_ReturnVoid(e);
-  }
-  int32_t dataBytes = toEncode->GetSize() - ecBytes;
-  if (dataBytes <= 0) {
-    e = BCExceptionNoDataBytesProvided;
-    BC_EXCEPTION_CHECK_ReturnVoid(e);
-  }
-  CBC_ReedSolomonGF256Poly* generator = BuildGenerator(ecBytes, e);
-  BC_EXCEPTION_CHECK_ReturnVoid(e);
-  CFX_Int32Array infoCoefficients;
-  infoCoefficients.SetSize(dataBytes);
-  for (int32_t x = 0; x < dataBytes; x++) {
-    infoCoefficients[x] = toEncode->operator[](x);
-  }
-  CBC_ReedSolomonGF256Poly info;
-  info.Init(m_field, &infoCoefficients, e);
-  BC_EXCEPTION_CHECK_ReturnVoid(e);
-  std::unique_ptr<CBC_ReedSolomonGF256Poly> infoTemp(
-      info.MultiplyByMonomial(ecBytes, 1, e));
-  BC_EXCEPTION_CHECK_ReturnVoid(e);
-  std::unique_ptr<CFX_PtrArray> temp(infoTemp->Divide(generator, e));
-  BC_EXCEPTION_CHECK_ReturnVoid(e);
-  CBC_ReedSolomonGF256Poly* remainder =
-      (CBC_ReedSolomonGF256Poly*)(temp->operator[](1));
-  CFX_Int32Array* coefficients = remainder->GetCoefficients();
-  int32_t numZeroCoefficients = ecBytes - coefficients->GetSize();
-  for (int32_t i = 0; i < numZeroCoefficients; i++) {
-    (*toEncode)[dataBytes + i] = 0;
-  }
-  for (int32_t y = 0; y < coefficients->GetSize(); y++) {
-    (*toEncode)[dataBytes + numZeroCoefficients + y] =
-        coefficients->operator[](y);
-  }
-  for (int32_t k = 0; k < temp->GetSize(); k++) {
-    delete (CBC_ReedSolomonGF256Poly*)(*temp)[k];
-  }
-}
-CBC_ReedSolomonEncoder::~CBC_ReedSolomonEncoder() {
-  for (int32_t i = 0; i < m_cachedGenerators.GetSize(); i++) {
-    delete (CBC_ReedSolomonGF256Poly*)m_cachedGenerators[i];
-  }
-}
diff --git a/xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomon.h b/xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomon.h
deleted file mode 100644
index 71eacc5e76..0000000000
--- a/xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomon.h
+++ /dev/null
@@ -1,29 +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_SRC_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMON_H_
-#define XFA_SRC_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMON_H_
-
-#include "core/include/fxcrt/fx_basic.h"
-
-class CBC_ReedSolomonGF256;
-class CBC_ReedSolomonGF256Poly;
-
-class CBC_ReedSolomonEncoder {
- private:
-  CBC_ReedSolomonGF256* m_field;
-  CFX_PtrArray m_cachedGenerators;
-  CBC_ReedSolomonGF256Poly* BuildGenerator(int32_t degree, int32_t& e);
-
- public:
-  CBC_ReedSolomonEncoder(CBC_ReedSolomonGF256* field);
-  virtual ~CBC_ReedSolomonEncoder();
-
-  void Encode(CFX_Int32Array* toEncode, int32_t ecBytes, int32_t& e);
-  virtual void Init();
-};
-
-#endif  // XFA_SRC_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMON_H_
diff --git a/xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonDecoder.cpp b/xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonDecoder.cpp
deleted file mode 100644
index abdcaf0c88..0000000000
--- a/xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonDecoder.cpp
+++ /dev/null
@@ -1,221 +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
-// Original code is licensed as follows:
-/*
- * Copyright 2007 ZXing authors
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include "xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonDecoder.h"
-
-#include <memory>
-#include <utility>
-
-#include "xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h"
-#include "xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256Poly.h"
-
-CBC_ReedSolomonDecoder::CBC_ReedSolomonDecoder(CBC_ReedSolomonGF256* field) {
-  m_field = field;
-}
-CBC_ReedSolomonDecoder::~CBC_ReedSolomonDecoder() {}
-void CBC_ReedSolomonDecoder::Decode(CFX_Int32Array* received,
-                                    int32_t twoS,
-                                    int32_t& e) {
-  CBC_ReedSolomonGF256Poly poly;
-  poly.Init(m_field, received, e);
-  BC_EXCEPTION_CHECK_ReturnVoid(e);
-  CFX_Int32Array syndromeCoefficients;
-  syndromeCoefficients.SetSize(twoS);
-  FX_BOOL dataMatrix = FALSE;
-  FX_BOOL noError = TRUE;
-  for (int32_t i = 0; i < twoS; i++) {
-    int32_t eval = poly.EvaluateAt(m_field->Exp(dataMatrix ? i + 1 : i));
-    syndromeCoefficients[twoS - 1 - i] = eval;
-    if (eval != 0) {
-      noError = FALSE;
-    }
-  }
-  if (noError) {
-    return;
-  }
-  CBC_ReedSolomonGF256Poly syndrome;
-  syndrome.Init(m_field, &syndromeCoefficients, e);
-  BC_EXCEPTION_CHECK_ReturnVoid(e);
-  std::unique_ptr<CBC_ReedSolomonGF256Poly> temp(
-      m_field->BuildMonomial(twoS, 1, e));
-  BC_EXCEPTION_CHECK_ReturnVoid(e);
-  std::unique_ptr<CFX_PtrArray> sigmaOmega(
-      RunEuclideanAlgorithm(temp.get(), &syndrome, twoS, e));
-  BC_EXCEPTION_CHECK_ReturnVoid(e);
-  std::unique_ptr<CBC_ReedSolomonGF256Poly> sigma(
-      (CBC_ReedSolomonGF256Poly*)(*sigmaOmega)[0]);
-  std::unique_ptr<CBC_ReedSolomonGF256Poly> omega(
-      (CBC_ReedSolomonGF256Poly*)(*sigmaOmega)[1]);
-  std::unique_ptr<CFX_Int32Array> errorLocations(
-      FindErrorLocations(sigma.get(), e));
-  BC_EXCEPTION_CHECK_ReturnVoid(e);
-  std::unique_ptr<CFX_Int32Array> errorMagnitudes(
-      FindErrorMagnitudes(omega.get(), errorLocations.get(), dataMatrix, e));
-  BC_EXCEPTION_CHECK_ReturnVoid(e);
-  for (int32_t k = 0; k < errorLocations->GetSize(); k++) {
-    int32_t position =
-        received->GetSize() - 1 - m_field->Log((*errorLocations)[k], e);
-    BC_EXCEPTION_CHECK_ReturnVoid(e);
-    if (position < 0) {
-      e = BCExceptionBadErrorLocation;
-      BC_EXCEPTION_CHECK_ReturnVoid(e);
-    }
-    (*received)[position] = CBC_ReedSolomonGF256::AddOrSubtract(
-        (*received)[position], (*errorMagnitudes)[k]);
-  }
-}
-CFX_PtrArray* CBC_ReedSolomonDecoder::RunEuclideanAlgorithm(
-    CBC_ReedSolomonGF256Poly* a,
-    CBC_ReedSolomonGF256Poly* b,
-    int32_t R,
-    int32_t& e) {
-  if (a->GetDegree() < b->GetDegree()) {
-    CBC_ReedSolomonGF256Poly* temp = a;
-    a = b;
-    b = temp;
-  }
-  std::unique_ptr<CBC_ReedSolomonGF256Poly> rLast(a->Clone(e));
-  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-  std::unique_ptr<CBC_ReedSolomonGF256Poly> r(b->Clone(e));
-  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-  std::unique_ptr<CBC_ReedSolomonGF256Poly> sLast(m_field->GetOne()->Clone(e));
-  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-  std::unique_ptr<CBC_ReedSolomonGF256Poly> s(m_field->GetZero()->Clone(e));
-  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-  std::unique_ptr<CBC_ReedSolomonGF256Poly> tLast(m_field->GetZero()->Clone(e));
-  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-  std::unique_ptr<CBC_ReedSolomonGF256Poly> t(m_field->GetOne()->Clone(e));
-  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-  while (r->GetDegree() >= R / 2) {
-    std::unique_ptr<CBC_ReedSolomonGF256Poly> rLastLast = std::move(rLast);
-    std::unique_ptr<CBC_ReedSolomonGF256Poly> sLastLast = std::move(sLast);
-    std::unique_ptr<CBC_ReedSolomonGF256Poly> tLastlast = std::move(tLast);
-    rLast = std::move(r);
-    sLast = std::move(s);
-    tLast = std::move(t);
-    if (rLast->IsZero()) {
-      e = BCExceptionR_I_1IsZero;
-      BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-    }
-    r.reset(rLastLast->Clone(e));
-    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-    std::unique_ptr<CBC_ReedSolomonGF256Poly> q(m_field->GetZero()->Clone(e));
-    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-    int32_t denominatorLeadingTerm = rLast->GetCoefficients(rLast->GetDegree());
-    int32_t dltInverse = m_field->Inverse(denominatorLeadingTerm, e);
-    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-    while (r->GetDegree() >= rLast->GetDegree() && !(r->IsZero())) {
-      int32_t degreeDiff = r->GetDegree() - rLast->GetDegree();
-      int32_t scale =
-          m_field->Multiply(r->GetCoefficients(r->GetDegree()), dltInverse);
-      std::unique_ptr<CBC_ReedSolomonGF256Poly> build(
-          m_field->BuildMonomial(degreeDiff, scale, e));
-      BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-      q.reset(q->AddOrSubtract(build.get(), e));
-      BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-      std::unique_ptr<CBC_ReedSolomonGF256Poly> multiply(
-          rLast->MultiplyByMonomial(degreeDiff, scale, e));
-      BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-      r.reset(r->AddOrSubtract(multiply.get(), e));
-      BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-    }
-    std::unique_ptr<CBC_ReedSolomonGF256Poly> temp1(
-        q->Multiply(sLast.get(), e));
-    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-    s.reset(temp1->AddOrSubtract(sLastLast.get(), e));
-    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-    std::unique_ptr<CBC_ReedSolomonGF256Poly> temp5(
-        q->Multiply(tLast.get(), e));
-    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-    t.reset(temp5->AddOrSubtract(tLastlast.get(), e));
-    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-  }
-  int32_t sigmaTildeAtZero = t->GetCoefficients(0);
-  if (sigmaTildeAtZero == 0) {
-    e = BCExceptionIsZero;
-    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-  }
-  int32_t inverse = m_field->Inverse(sigmaTildeAtZero, e);
-  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-  std::unique_ptr<CBC_ReedSolomonGF256Poly> sigma(t->Multiply(inverse, e));
-  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-  std::unique_ptr<CBC_ReedSolomonGF256Poly> omega(r->Multiply(inverse, e));
-  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-  CFX_PtrArray* temp = new CFX_PtrArray;
-  temp->Add(sigma.release());
-  temp->Add(omega.release());
-  return temp;
-}
-CFX_Int32Array* CBC_ReedSolomonDecoder::FindErrorLocations(
-    CBC_ReedSolomonGF256Poly* errorLocator,
-    int32_t& e) {
-  int32_t numErrors = errorLocator->GetDegree();
-  if (numErrors == 1) {
-    std::unique_ptr<CFX_Int32Array> temp(new CFX_Int32Array);
-    temp->Add(errorLocator->GetCoefficients(1));
-    return temp.release();
-  }
-  CFX_Int32Array* tempT = new CFX_Int32Array;
-  tempT->SetSize(numErrors);
-  std::unique_ptr<CFX_Int32Array> result(tempT);
-  int32_t ie = 0;
-  for (int32_t i = 1; i < 256 && ie < numErrors; i++) {
-    if (errorLocator->EvaluateAt(i) == 0) {
-      (*result)[ie] = m_field->Inverse(i, ie);
-      BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-      ie++;
-    }
-  }
-  if (ie != numErrors) {
-    e = BCExceptionDegreeNotMatchRoots;
-    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-  }
-  return result.release();
-}
-CFX_Int32Array* CBC_ReedSolomonDecoder::FindErrorMagnitudes(
-    CBC_ReedSolomonGF256Poly* errorEvaluator,
-    CFX_Int32Array* errorLocations,
-    FX_BOOL dataMatrix,
-    int32_t& e) {
-  int32_t s = errorLocations->GetSize();
-  CFX_Int32Array* temp = new CFX_Int32Array;
-  temp->SetSize(s);
-  std::unique_ptr<CFX_Int32Array> result(temp);
-  for (int32_t i = 0; i < s; i++) {
-    int32_t xiInverse = m_field->Inverse(errorLocations->operator[](i), e);
-    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-    int32_t denominator = 1;
-    for (int32_t j = 0; j < s; j++) {
-      if (i != j) {
-        denominator = m_field->Multiply(
-            denominator, CBC_ReedSolomonGF256::AddOrSubtract(
-                             1, m_field->Multiply(errorLocations->operator[](j),
-                                                  xiInverse)));
-      }
-    }
-    int32_t temp = m_field->Inverse(denominator, temp);
-    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-    (*result)[i] =
-        m_field->Multiply(errorEvaluator->EvaluateAt(xiInverse), temp);
-  }
-  return result.release();
-}
diff --git a/xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonDecoder.h b/xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonDecoder.h
deleted file mode 100644
index 092033ca39..0000000000
--- a/xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonDecoder.h
+++ /dev/null
@@ -1,35 +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_SRC_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONDECODER_H_
-#define XFA_SRC_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONDECODER_H_
-
-#include "core/include/fxcrt/fx_basic.h"
-
-class CBC_ReedSolomonGF256;
-class CBC_ReedSolomonGF256Poly;
-
-class CBC_ReedSolomonDecoder {
- private:
-  CBC_ReedSolomonGF256* m_field;
-
- public:
-  CBC_ReedSolomonDecoder(CBC_ReedSolomonGF256* field);
-  virtual ~CBC_ReedSolomonDecoder();
-  void Decode(CFX_Int32Array* received, int32_t twoS, int32_t& e);
-  CFX_PtrArray* RunEuclideanAlgorithm(CBC_ReedSolomonGF256Poly* a,
-                                      CBC_ReedSolomonGF256Poly* b,
-                                      int32_t R,
-                                      int32_t& e);
-  CFX_Int32Array* FindErrorLocations(CBC_ReedSolomonGF256Poly* errorLocator,
-                                     int32_t& e);
-  CFX_Int32Array* FindErrorMagnitudes(CBC_ReedSolomonGF256Poly* errorEvaluator,
-                                      CFX_Int32Array* errorLocations,
-                                      FX_BOOL dataMatrix,
-                                      int32_t& e);
-};
-
-#endif  // XFA_SRC_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONDECODER_H_
diff --git a/xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.cpp b/xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.cpp
deleted file mode 100644
index e5002ce6ee..0000000000
--- a/xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.cpp
+++ /dev/null
@@ -1,124 +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
-// Original code is licensed as follows:
-/*
- * Copyright 2007 ZXing authors
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include "xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h"
-#include "xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256Poly.h"
-
-CBC_ReedSolomonGF256* CBC_ReedSolomonGF256::QRCodeFild = NULL;
-CBC_ReedSolomonGF256* CBC_ReedSolomonGF256::DataMatrixField = NULL;
-void CBC_ReedSolomonGF256::Initialize() {
-  QRCodeFild = new CBC_ReedSolomonGF256(0x011D);
-  QRCodeFild->Init();
-  DataMatrixField = new CBC_ReedSolomonGF256(0x012D);
-  DataMatrixField->Init();
-}
-void CBC_ReedSolomonGF256::Finalize() {
-  if (QRCodeFild) {
-    delete QRCodeFild;
-  }
-  QRCodeFild = NULL;
-  if (DataMatrixField) {
-    delete DataMatrixField;
-  }
-  DataMatrixField = NULL;
-}
-CBC_ReedSolomonGF256::CBC_ReedSolomonGF256(int32_t primitive) {
-  int32_t x = 1;
-  for (int32_t j = 0; j < 256; j++) {
-    m_expTable[j] = x;
-    x <<= 1;
-    if (x >= 0x100) {
-      x ^= primitive;
-    }
-  }
-  for (int32_t i = 0; i < 255; i++) {
-    m_logTable[m_expTable[i]] = i;
-  }
-  m_logTable[0] = 0;
-}
-void CBC_ReedSolomonGF256::Init() {
-  m_zero = new CBC_ReedSolomonGF256Poly(this, 0);
-  m_one = new CBC_ReedSolomonGF256Poly(this, 1);
-}
-CBC_ReedSolomonGF256::~CBC_ReedSolomonGF256() {
-  delete m_zero;
-  delete m_one;
-}
-CBC_ReedSolomonGF256Poly* CBC_ReedSolomonGF256::GetZero() {
-  return m_zero;
-}
-CBC_ReedSolomonGF256Poly* CBC_ReedSolomonGF256::GetOne() {
-  return m_one;
-}
-CBC_ReedSolomonGF256Poly* CBC_ReedSolomonGF256::BuildMonomial(
-    int32_t degree,
-    int32_t coefficient,
-    int32_t& e) {
-  if (degree < 0) {
-    e = BCExceptionDegreeIsNegative;
-    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-  }
-  if (coefficient == 0) {
-    CBC_ReedSolomonGF256Poly* temp = m_zero->Clone(e);
-    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-    return temp;
-  }
-  CFX_Int32Array coefficients;
-  coefficients.SetSize(degree + 1);
-  coefficients[0] = coefficient;
-  CBC_ReedSolomonGF256Poly* temp = new CBC_ReedSolomonGF256Poly();
-  temp->Init(this, &coefficients, e);
-  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-  return temp;
-}
-int32_t CBC_ReedSolomonGF256::AddOrSubtract(int32_t a, int32_t b) {
-  return a ^ b;
-}
-int32_t CBC_ReedSolomonGF256::Exp(int32_t a) {
-  return m_expTable[a];
-}
-int32_t CBC_ReedSolomonGF256::Log(int32_t a, int32_t& e) {
-  if (a == 0) {
-    e = BCExceptionAIsZero;
-    BC_EXCEPTION_CHECK_ReturnValue(e, 0);
-  }
-  return m_logTable[a];
-}
-int32_t CBC_ReedSolomonGF256::Inverse(int32_t a, int32_t& e) {
-  if (a == 0) {
-    e = BCExceptionAIsZero;
-    BC_EXCEPTION_CHECK_ReturnValue(e, 0);
-  }
-  return m_expTable[255 - m_logTable[a]];
-}
-int32_t CBC_ReedSolomonGF256::Multiply(int32_t a, int32_t b) {
-  if (a == 0 || b == 0) {
-    return 0;
-  }
-  if (a == 1) {
-    return b;
-  }
-  if (b == 1) {
-    return a;
-  }
-  return m_expTable[(m_logTable[a] + m_logTable[b]) % 255];
-}
diff --git a/xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h b/xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h
deleted file mode 100644
index b351a03079..0000000000
--- a/xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h
+++ /dev/null
@@ -1,41 +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_SRC_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONGF256_H_
-#define XFA_SRC_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONGF256_H_
-
-#include "core/include/fxcrt/fx_basic.h"
-#include "xfa/src/fxbarcode/utils.h"
-
-class CBC_ReedSolomonGF256Poly;
-class CBC_ReedSolomonGF256 {
- public:
-  static void Initialize();
-  static void Finalize();
-  static CBC_ReedSolomonGF256* QRCodeFild;
-  static CBC_ReedSolomonGF256* DataMatrixField;
-  CBC_ReedSolomonGF256(int32_t primitive);
-  virtual ~CBC_ReedSolomonGF256();
-  CBC_ReedSolomonGF256Poly* GetZero();
-  CBC_ReedSolomonGF256Poly* GetOne();
-  CBC_ReedSolomonGF256Poly* BuildMonomial(int32_t degree,
-                                          int32_t coefficient,
-                                          int32_t& e);
-  static int32_t AddOrSubtract(int32_t a, int32_t b);
-  int32_t Exp(int32_t a);
-  int32_t Log(int32_t a, int32_t& e);
-  int32_t Inverse(int32_t a, int32_t& e);
-  int32_t Multiply(int32_t a, int32_t b);
-  virtual void Init();
-
- private:
-  int32_t m_expTable[256];
-  int32_t m_logTable[256];
-  CBC_ReedSolomonGF256Poly* m_zero;
-  CBC_ReedSolomonGF256Poly* m_one;
-};
-
-#endif  // XFA_SRC_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONGF256_H_
diff --git a/xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256Poly.cpp b/xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256Poly.cpp
deleted file mode 100644
index f138009ffa..0000000000
--- a/xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256Poly.cpp
+++ /dev/null
@@ -1,254 +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
-// Original code is licensed as follows:
-/*
- * Copyright 2007 ZXing authors
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include "xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256Poly.h"
-
-#include <memory>
-
-#include "xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h"
-
-CBC_ReedSolomonGF256Poly::CBC_ReedSolomonGF256Poly(CBC_ReedSolomonGF256* field,
-                                                   int32_t coefficients) {
-  if (field == NULL) {
-    return;
-  }
-  m_field = field;
-  m_coefficients.Add(coefficients);
-}
-CBC_ReedSolomonGF256Poly::CBC_ReedSolomonGF256Poly() {
-  m_field = NULL;
-}
-void CBC_ReedSolomonGF256Poly::Init(CBC_ReedSolomonGF256* field,
-                                    CFX_Int32Array* coefficients,
-                                    int32_t& e) {
-  if (coefficients == NULL || coefficients->GetSize() == 0) {
-    e = BCExceptionCoefficientsSizeIsNull;
-    BC_EXCEPTION_CHECK_ReturnVoid(e);
-  }
-  m_field = field;
-  int32_t coefficientsLength = coefficients->GetSize();
-  if ((coefficientsLength > 1 && (*coefficients)[0] == 0)) {
-    int32_t firstNonZero = 1;
-    while ((firstNonZero < coefficientsLength) &&
-           ((*coefficients)[firstNonZero] == 0)) {
-      firstNonZero++;
-    }
-    if (firstNonZero == coefficientsLength) {
-      m_coefficients.Copy(*(m_field->GetZero()->GetCoefficients()));
-    } else {
-      m_coefficients.SetSize(coefficientsLength - firstNonZero);
-      for (int32_t i = firstNonZero, j = 0; i < coefficientsLength; i++, j++) {
-        m_coefficients[j] = coefficients->operator[](i);
-      }
-    }
-  } else {
-    m_coefficients.Copy(*coefficients);
-  }
-}
-CFX_Int32Array* CBC_ReedSolomonGF256Poly::GetCoefficients() {
-  return &m_coefficients;
-}
-int32_t CBC_ReedSolomonGF256Poly::GetDegree() {
-  return m_coefficients.GetSize() - 1;
-}
-FX_BOOL CBC_ReedSolomonGF256Poly::IsZero() {
-  return m_coefficients[0] == 0;
-}
-int32_t CBC_ReedSolomonGF256Poly::GetCoefficients(int32_t degree) {
-  return m_coefficients[m_coefficients.GetSize() - 1 - degree];
-}
-int32_t CBC_ReedSolomonGF256Poly::EvaluateAt(int32_t a) {
-  if (a == 0) {
-    return GetCoefficients(0);
-  }
-  int32_t size = m_coefficients.GetSize();
-  if (a == 1) {
-    int32_t result = 0;
-    for (int32_t i = 0; i < size; i++) {
-      result = CBC_ReedSolomonGF256::AddOrSubtract(result, m_coefficients[i]);
-    }
-    return result;
-  }
-  int32_t result = m_coefficients[0];
-  for (int32_t j = 1; j < size; j++) {
-    result = CBC_ReedSolomonGF256::AddOrSubtract(m_field->Multiply(a, result),
-                                                 m_coefficients[j]);
-  }
-  return result;
-}
-CBC_ReedSolomonGF256Poly* CBC_ReedSolomonGF256Poly::Clone(int32_t& e) {
-  CBC_ReedSolomonGF256Poly* temp = new CBC_ReedSolomonGF256Poly();
-  temp->Init(m_field, &m_coefficients, e);
-  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-  return temp;
-}
-CBC_ReedSolomonGF256Poly* CBC_ReedSolomonGF256Poly::AddOrSubtract(
-    CBC_ReedSolomonGF256Poly* other,
-    int32_t& e) {
-  if (IsZero()) {
-    return other->Clone(e);
-    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-  }
-  if (other->IsZero()) {
-    return Clone(e);
-    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-  }
-  CFX_Int32Array smallerCoefficients;
-  smallerCoefficients.Copy(m_coefficients);
-  CFX_Int32Array largerCoefficients;
-  largerCoefficients.Copy(*(other->GetCoefficients()));
-  if (smallerCoefficients.GetSize() > largerCoefficients.GetSize()) {
-    CFX_Int32Array temp;
-    temp.Copy(smallerCoefficients);
-    smallerCoefficients.Copy(largerCoefficients);
-    largerCoefficients.Copy(temp);
-  }
-  CFX_Int32Array sumDiff;
-  sumDiff.SetSize(largerCoefficients.GetSize());
-  int32_t lengthDiff =
-      largerCoefficients.GetSize() - smallerCoefficients.GetSize();
-  for (int32_t i = 0; i < lengthDiff; i++) {
-    sumDiff[i] = largerCoefficients[i];
-  }
-  for (int32_t j = lengthDiff; j < largerCoefficients.GetSize(); j++) {
-    sumDiff[j] = (CBC_ReedSolomonGF256::AddOrSubtract(
-        smallerCoefficients[j - lengthDiff], largerCoefficients[j]));
-  }
-  CBC_ReedSolomonGF256Poly* temp = new CBC_ReedSolomonGF256Poly();
-  temp->Init(m_field, &sumDiff, e);
-  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-  return temp;
-}
-CBC_ReedSolomonGF256Poly* CBC_ReedSolomonGF256Poly::Multiply(
-    CBC_ReedSolomonGF256Poly* other,
-    int32_t& e) {
-  if (IsZero() || other->IsZero()) {
-    CBC_ReedSolomonGF256Poly* temp = m_field->GetZero()->Clone(e);
-    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-    return temp;
-  }
-  CFX_Int32Array aCoefficients;
-  aCoefficients.Copy(m_coefficients);
-  int32_t aLength = m_coefficients.GetSize();
-  CFX_Int32Array bCoefficients;
-  bCoefficients.Copy(*(other->GetCoefficients()));
-  int32_t bLength = other->GetCoefficients()->GetSize();
-  CFX_Int32Array product;
-  product.SetSize(aLength + bLength - 1);
-  for (int32_t i = 0; i < aLength; i++) {
-    int32_t aCoeff = m_coefficients[i];
-    for (int32_t j = 0; j < bLength; j++) {
-      product[i + j] = CBC_ReedSolomonGF256::AddOrSubtract(
-          product[i + j],
-          m_field->Multiply(aCoeff, other->GetCoefficients()->operator[](j)));
-    }
-  }
-  CBC_ReedSolomonGF256Poly* temp = new CBC_ReedSolomonGF256Poly();
-  temp->Init(m_field, &product, e);
-  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-  return temp;
-}
-CBC_ReedSolomonGF256Poly* CBC_ReedSolomonGF256Poly::Multiply(int32_t scalar,
-                                                             int32_t& e) {
-  if (scalar == 0) {
-    CBC_ReedSolomonGF256Poly* temp = m_field->GetZero()->Clone(e);
-    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-    return temp;
-  }
-  if (scalar == 1) {
-    return Clone(e);
-    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-  }
-  int32_t size = m_coefficients.GetSize();
-  CFX_Int32Array product;
-  product.SetSize(size);
-  for (int32_t i = 0; i < size; i++) {
-    product[i] = m_field->Multiply(m_coefficients[i], scalar);
-  }
-  CBC_ReedSolomonGF256Poly* temp = new CBC_ReedSolomonGF256Poly();
-  temp->Init(m_field, &product, e);
-  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-  return temp;
-}
-CBC_ReedSolomonGF256Poly* CBC_ReedSolomonGF256Poly::MultiplyByMonomial(
-    int32_t degree,
-    int32_t coefficient,
-    int32_t& e) {
-  if (degree < 0) {
-    e = BCExceptionDegreeIsNegative;
-    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-  }
-  if (coefficient == 0) {
-    CBC_ReedSolomonGF256Poly* temp = m_field->GetZero()->Clone(e);
-    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-    return temp;
-  }
-  int32_t size = m_coefficients.GetSize();
-  CFX_Int32Array product;
-  product.SetSize(size + degree);
-  for (int32_t i = 0; i < size; i++) {
-    product[i] = (m_field->Multiply(m_coefficients[i], coefficient));
-  }
-  CBC_ReedSolomonGF256Poly* temp = new CBC_ReedSolomonGF256Poly();
-  temp->Init(m_field, &product, e);
-  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-  return temp;
-}
-CFX_PtrArray* CBC_ReedSolomonGF256Poly::Divide(CBC_ReedSolomonGF256Poly* other,
-                                               int32_t& e) {
-  if (other->IsZero()) {
-    e = BCExceptionDivideByZero;
-    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-  }
-  std::unique_ptr<CBC_ReedSolomonGF256Poly> quotient(
-      m_field->GetZero()->Clone(e));
-  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-  std::unique_ptr<CBC_ReedSolomonGF256Poly> remainder(Clone(e));
-  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-  int32_t denominatorLeadingTerm = other->GetCoefficients(other->GetDegree());
-  int32_t inverseDenominatorLeadingTeam =
-      m_field->Inverse(denominatorLeadingTerm, e);
-  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-  while (remainder->GetDegree() >= other->GetDegree() && !remainder->IsZero()) {
-    int32_t degreeDifference = remainder->GetDegree() - other->GetDegree();
-    int32_t scale =
-        m_field->Multiply(remainder->GetCoefficients((remainder->GetDegree())),
-                          inverseDenominatorLeadingTeam);
-    std::unique_ptr<CBC_ReedSolomonGF256Poly> term(
-        other->MultiplyByMonomial(degreeDifference, scale, e));
-    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-    std::unique_ptr<CBC_ReedSolomonGF256Poly> iteratorQuotient(
-        m_field->BuildMonomial(degreeDifference, scale, e));
-    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-    quotient.reset(quotient->AddOrSubtract(iteratorQuotient.get(), e));
-    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-    remainder.reset(remainder->AddOrSubtract(term.get(), e));
-    BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
-  }
-  CFX_PtrArray* tempPtrA = new CFX_PtrArray;
-  tempPtrA->Add(quotient.release());
-  tempPtrA->Add(remainder.release());
-  return tempPtrA;
-}
-CBC_ReedSolomonGF256Poly::~CBC_ReedSolomonGF256Poly() {
-  m_coefficients.RemoveAll();
-}
diff --git a/xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256Poly.h b/xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256Poly.h
deleted file mode 100644
index 71e4a09dd3..0000000000
--- a/xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256Poly.h
+++ /dev/null
@@ -1,43 +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_SRC_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONGF256POLY_H_
-#define XFA_SRC_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONGF256POLY_H_
-
-#include "core/include/fxcrt/fx_basic.h"
-
-class CBC_ReedSolomonGF256;
-
-class CBC_ReedSolomonGF256Poly {
- public:
-  CBC_ReedSolomonGF256Poly(CBC_ReedSolomonGF256* field, int32_t coefficients);
-  CBC_ReedSolomonGF256Poly();
-  virtual ~CBC_ReedSolomonGF256Poly();
-  int32_t GetCoefficients(int32_t degree);
-  CFX_Int32Array* GetCoefficients();
-  int32_t GetDegree();
-  FX_BOOL IsZero();
-  int32_t EvaluateAt(int32_t a);
-  CBC_ReedSolomonGF256Poly* AddOrSubtract(CBC_ReedSolomonGF256Poly* other,
-                                          int32_t& e);
-  CBC_ReedSolomonGF256Poly* Multiply(CBC_ReedSolomonGF256Poly* other,
-                                     int32_t& e);
-  CBC_ReedSolomonGF256Poly* Multiply(int32_t scalar, int32_t& e);
-  CBC_ReedSolomonGF256Poly* MultiplyByMonomial(int32_t degree,
-                                               int32_t coefficient,
-                                               int32_t& e);
-  CFX_PtrArray* Divide(CBC_ReedSolomonGF256Poly* other, int32_t& e);
-  CBC_ReedSolomonGF256Poly* Clone(int32_t& e);
-  virtual void Init(CBC_ReedSolomonGF256* field,
-                    CFX_Int32Array* coefficients,
-                    int32_t& e);
-
- private:
-  CBC_ReedSolomonGF256* m_field;
-  CFX_Int32Array m_coefficients;
-};
-
-#endif  // XFA_SRC_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONGF256POLY_H_