Rework CFX_CountRef in terms of CFX_RetainPtr

core/fpdfapi/fpdf_page/include/cpdf_path.h

 // Copyright 2016 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 CORE_FPDFAPI_FPDF_PAGE_INCLUDE_CPDF_PATH_H_
 #define CORE_FPDFAPI_FPDF_PAGE_INCLUDE_CPDF_PATH_H_
 
 #include "core/fxcrt/include/fx_system.h"
 #include "core/fxge/include/cfx_fxgedevice.h"
 #include "core/fxge/include/cfx_pathdata.h"
 #include "core/fxge/include/cfx_renderdevice.h"
 
 class CPDF_Path : public CFX_CountRef<CFX_PathData> {
  public:
   int GetPointCount() const { return m_pObject->GetPointCount(); }
   int GetFlag(int index) const { return m_pObject->GetFlag(index); }
   FX_FLOAT GetPointX(int index) const { return m_pObject->GetPointX(index); }
   FX_FLOAT GetPointY(int index) const { return m_pObject->GetPointY(index); }
   FX_PATHPOINT* GetPoints() const { return m_pObject->GetPoints(); }
   CFX_FloatRect GetBoundingBox() const { return m_pObject->GetBoundingBox(); }
   CFX_FloatRect GetBoundingBox(FX_FLOAT line_width,
                                FX_FLOAT miter_limit) const {
     return m_pObject->GetBoundingBox(line_width, miter_limit);
   }
 
   FX_BOOL IsRect() const { return m_pObject->IsRect(); }
   void Transform(const CFX_Matrix* pMatrix) { GetModify()->Transform(pMatrix); }
-  void Append(CPDF_Path src, const CFX_Matrix* pMatrix) {
-    m_pObject->Append(src.m_pObject, pMatrix);
+  void Append(const CPDF_Path& other, const CFX_Matrix* pMatrix) {
+    m_pObject->Append(other.GetObject(), pMatrix);
   }
 
   void AppendRect(FX_FLOAT left,
                   FX_FLOAT bottom,
                   FX_FLOAT right,
                   FX_FLOAT top) {
     m_pObject->AppendRect(left, bottom, right, top);
   }
 };
 
 #endif  // CORE_FPDFAPI_FPDF_PAGE_INCLUDE_CPDF_PATH_H_