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

xfa/src/fxbarcode/qrcode/BC_QRCoderEncoder.h

 // 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_QRCODE_BC_QRCODERENCODER_H_
 #define XFA_SRC_FXBARCODE_QRCODE_BC_QRCODERENCODER_H_
 
+#include "core/include/fxcrt/fx_basic.h"
+#include "core/include/fxcrt/fx_string.h"
+
 class Make_Pair;
 class CBC_QRCoder;
 class CBC_QRCoderErrorCorrectionLevel;
 class CBC_QRCoderMode;
 class CBC_QRCoderBitVector;
 class CBC_CommonByteArray;
 class CBC_CommonByteMatrix;
-class CBC_QRCoderEncoder;
+
 class CBC_QRCoderEncoder {
  private:
   const static int32_t m_alphaNumbericTable[96];
 
  public:
   CBC_QRCoderEncoder();
   virtual ~CBC_QRCoderEncoder();
 
   static void Encode(const CFX_ByteString& content,
                      CBC_QRCoderErrorCorrectionLevel* ecLevel,
@@ skipping 94 matching lines @@
   static void SplitString(const CFX_ByteString& content, CFX_PtrArray& result);
   static void AppendDataModeLenghInfo(CFX_PtrArray& splitResult,
                                       CBC_QRCoderBitVector& headerAndDataBits,
                                       CBC_QRCoderMode* tempMode,
                                       CBC_QRCoder* qrCode,
                                       CFX_ByteString& encoding,
                                       int32_t& e);
 };
 
 #endif  // XFA_SRC_FXBARCODE_QRCODE_BC_QRCODERENCODER_H_