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

xfa/src/fxbarcode/common/BC_CommonPerspectiveTransform.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 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/common/BC_CommonPerspectiveTransform.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,
@@ skipping 19 matching lines @@
                                                              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) {
-  CBC_AutoPtr<CBC_CommonPerspectiveTransform> qToS(
+  std::unique_ptr<CBC_CommonPerspectiveTransform> qToS(
       QuadrilateralToSquare(x0, y0, x1, y1, x2, y2, x3, y3));
-  CBC_AutoPtr<CBC_CommonPerspectiveTransform> sToQ(
+  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;
@@ skipping 39 matching lines @@
 }
 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) {
-  CBC_AutoPtr<CBC_CommonPerspectiveTransform> temp1(
+  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);
 }