Get rid of CBC_AutoPtr and use std::unique_ptr instead.

xfa/src/fxbarcode/qrcode/BC_QRCoderEncoder.cpp

 // 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/qrcode/BC_QRCoderEncoder.h"
+
 #include <algorithm>
+#include <memory>
 
 #include "xfa/src/fxbarcode/BC_UtilCodingConvert.h"
 #include "xfa/src/fxbarcode/common/BC_CommonByteArray.h"
 #include "xfa/src/fxbarcode/common/BC_CommonByteMatrix.h"
 #include "xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomon.h"
 #include "xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h"
 #include "xfa/src/fxbarcode/qrcode/BC_QRCoder.h"
 #include "xfa/src/fxbarcode/qrcode/BC_QRCoderBitVector.h"
 #include "xfa/src/fxbarcode/qrcode/BC_QRCoderBlockPair.h"
 #include "xfa/src/fxbarcode/qrcode/BC_QRCoderECBlocks.h"
-#include "xfa/src/fxbarcode/qrcode/BC_QRCoderEncoder.h"
-#include "xfa/src/fxbarcode/qrcode/BC_QRCoderEncoder.h"
 #include "xfa/src/fxbarcode/qrcode/BC_QRCoderMaskUtil.h"
 #include "xfa/src/fxbarcode/qrcode/BC_QRCoderMatrixUtil.h"
 #include "xfa/src/fxbarcode/qrcode/BC_QRCoderMode.h"
 #include "xfa/src/fxbarcode/qrcode/BC_QRCoderVersion.h"
 
 const int32_t CBC_QRCoderEncoder::m_alphaNumbericTable[] = {
     -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
     -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
     36, -1, -1, -1, 37, 38, -1, -1, -1, -1, 39, 40, -1, 41, 42, 43,
     0,  1,  2,  3,  4,  5,  6,  7,  8,  9,  44, -1, -1, -1, -1, -1,
@@ skipping 355 matching lines @@
   for (int32_t j = 0; j < splitResult.GetSize(); j++) {
     delete (Make_Pair*)splitResult[j];
   }
   splitResult.RemoveAll();
   CBC_QRCoderBitVector finalBits;
   finalBits.Init();
   InterleaveWithECBytes(&headerAndDataBits, qrCode->GetNumTotalBytes(),
                         qrCode->GetNumDataBytes(), qrCode->GetNumRSBlocks(),
                         &finalBits, e);
   BC_EXCEPTION_CHECK_ReturnVoid(e);
-  CBC_CommonByteMatrix* pDecoder = new CBC_CommonByteMatrix(
-      qrCode->GetMatrixWidth(), qrCode->GetMatrixWidth());
-  pDecoder->Init();
-  CBC_AutoPtr<CBC_CommonByteMatrix> matrix(pDecoder);
+  std::unique_ptr<CBC_CommonByteMatrix> matrix(new CBC_CommonByteMatrix(
+      qrCode->GetMatrixWidth(), qrCode->GetMatrixWidth()));
+  matrix->Init();
   int32_t maskPattern = ChooseMaskPattern(
       &finalBits, qrCode->GetECLevel(), qrCode->GetVersion(), matrix.get(), e);
   BC_EXCEPTION_CHECK_ReturnVoid(e);
   qrCode->SetMaskPattern(maskPattern);
   CBC_QRCoderMatrixUtil::BuildMatrix(&finalBits, qrCode->GetECLevel(),
                                      qrCode->GetVersion(),
                                      qrCode->GetMaskPattern(), matrix.get(), e);
   BC_EXCEPTION_CHECK_ReturnVoid(e);
   qrCode->SetMatrix(matrix.release());
   if (!qrCode->IsValid()) {
@@ skipping 67 matching lines @@
   for (int32_t k = 0; k < splitResult.GetSize(); k++) {
     delete (Make_Pair*)splitResult[k];
   }
   splitResult.RemoveAll();
   CBC_QRCoderBitVector finalBits;
   finalBits.Init();
   InterleaveWithECBytes(&headerAndDataBits, qrCode->GetNumTotalBytes(),
                         qrCode->GetNumDataBytes(), qrCode->GetNumRSBlocks(),
                         &finalBits, e);
   BC_EXCEPTION_CHECK_ReturnVoid(e);
-  CBC_CommonByteMatrix* pDecoder = new CBC_CommonByteMatrix(
-      qrCode->GetMatrixWidth(), qrCode->GetMatrixWidth());
-  pDecoder->Init();
-  CBC_AutoPtr<CBC_CommonByteMatrix> matrix(pDecoder);
+  std::unique_ptr<CBC_CommonByteMatrix> matrix(new CBC_CommonByteMatrix(
+      qrCode->GetMatrixWidth(), qrCode->GetMatrixWidth()));
+  matrix->Init();
   int32_t maskPattern = ChooseMaskPattern(
       &finalBits, qrCode->GetECLevel(), qrCode->GetVersion(), matrix.get(), e);
   BC_EXCEPTION_CHECK_ReturnVoid(e);
   qrCode->SetMaskPattern(maskPattern);
   CBC_QRCoderMatrixUtil::BuildMatrix(&finalBits, qrCode->GetECLevel(),
                                      qrCode->GetVersion(),
                                      qrCode->GetMaskPattern(), matrix.get(), e);
   BC_EXCEPTION_CHECK_ReturnVoid(e) qrCode->SetMatrix(matrix.release());
   if (!qrCode->IsValid()) {
     e = BCExceptionInvalidQRCode;
@@ skipping 27 matching lines @@
   headerAndDataBits.AppendBitVector(&dataBits, e);
   BC_EXCEPTION_CHECK_ReturnVoid(e)
       TerminateBits(qrCode->GetNumDataBytes(), &headerAndDataBits, e);
   BC_EXCEPTION_CHECK_ReturnVoid(e);
   CBC_QRCoderBitVector finalBits;
   finalBits.Init();
   InterleaveWithECBytes(&headerAndDataBits, qrCode->GetNumTotalBytes(),
                         qrCode->GetNumDataBytes(), qrCode->GetNumRSBlocks(),
                         &finalBits, e);
   BC_EXCEPTION_CHECK_ReturnVoid(e);
-  CBC_CommonByteMatrix* pDecoder = new CBC_CommonByteMatrix(
-      qrCode->GetMatrixWidth(), qrCode->GetMatrixWidth());
-  pDecoder->Init();
-  CBC_AutoPtr<CBC_CommonByteMatrix> matrix(pDecoder);
+  std::unique_ptr<CBC_CommonByteMatrix> matrix(new CBC_CommonByteMatrix(
+      qrCode->GetMatrixWidth(), qrCode->GetMatrixWidth()));
+  matrix->Init();
   int32_t maskPattern = ChooseMaskPattern(
       &finalBits, qrCode->GetECLevel(), qrCode->GetVersion(), matrix.get(), e);
   BC_EXCEPTION_CHECK_ReturnVoid(e);
   qrCode->SetMaskPattern(maskPattern);
   CBC_QRCoderMatrixUtil::BuildMatrix(&finalBits, qrCode->GetECLevel(),
                                      qrCode->GetVersion(),
                                      qrCode->GetMaskPattern(), matrix.get(), e);
   BC_EXCEPTION_CHECK_ReturnVoid(e) qrCode->SetMatrix(matrix.release());
   if (!qrCode->IsValid()) {
     e = BCExceptionInvalidQRCode;
@@ skipping 387 matching lines @@
   CBC_ReedSolomonEncoder encode(CBC_ReedSolomonGF256::QRCodeFild);
   encode.Init();
   encode.Encode(&toEncode, numEcBytesInBlock, e);
   BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
   CBC_CommonByteArray* ecBytes = new CBC_CommonByteArray(numEcBytesInBlock);
   for (int32_t j = 0; j < numEcBytesInBlock; j++) {
     ecBytes->Set(j, toEncode[numDataBytes + j]);
   }
   return ecBytes;
 }