Add -> operators to CFX_CountRef.

core/fpdfapi/fpdf_page/fpdf_page_parser_old.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
 
 #include "core/fpdfapi/fpdf_page/pageint.h"
 
 #include <limits.h>
 
@@ skipping 693 matching lines @@
   m_pParser.reset(new CPDF_StreamContentParser(
       pForm->m_pDocument, pForm->m_pPageResources, pForm->m_pResources,
       pParentMatrix, pForm, pResources, &form_bbox, pGraphicStates, level));
   m_pParser->GetCurStates()->m_CTM = form_matrix;
   m_pParser->GetCurStates()->m_ParentMatrix = form_matrix;
   if (ClipPath) {
     m_pParser->GetCurStates()->m_ClipPath.AppendPath(ClipPath, FXFILL_WINDING,
                                                      TRUE);
   }
   if (pForm->m_Transparency & PDFTRANS_GROUP) {
+    m_pParser->GetCurStates()->m_GeneralState.MakePrivateCopy();
     CPDF_GeneralStateData* pData =
-        m_pParser->GetCurStates()->m_GeneralState.GetPrivateCopy();
+        m_pParser->GetCurStates()->m_GeneralState.GetObject();
     pData->m_BlendType = FXDIB_BLEND_NORMAL;
     pData->m_StrokeAlpha = 1.0f;
     pData->m_FillAlpha = 1.0f;
     pData->m_pSoftMask = nullptr;
   }
   m_nStreams = 0;
   m_pSingleStream.reset(new CPDF_StreamAcc);
   m_pSingleStream->LoadAllData(pForm->m_pFormStream, FALSE);
   m_pData = (uint8_t*)m_pSingleStream->GetData();
   m_Size = m_pSingleStream->GetSize();
@@ skipping 41 matching lines @@
         m_StreamArray[m_CurrentOffset]->LoadAllData(pStreamObj, FALSE);
         m_CurrentOffset++;
       }
     }
     if (m_InternalStage == STAGE_PARSE) {
       if (!m_pParser) {
         m_pParser.reset(new CPDF_StreamContentParser(
             m_pObjectHolder->m_pDocument, m_pObjectHolder->m_pPageResources,
             nullptr, nullptr, m_pObjectHolder, m_pObjectHolder->m_pResources,
             &m_pObjectHolder->m_BBox, nullptr, 0));
-        m_pParser->GetCurStates()->m_ColorState.GetPrivateCopy()->Default();
+        m_pParser->GetCurStates()->m_ColorState.MakePrivateCopy();
+        m_pParser->GetCurStates()->m_ColorState->Default();
       }
       if (m_CurrentOffset >= m_Size) {
         m_InternalStage = STAGE_CHECKCLIP;
       } else {
         m_CurrentOffset +=
             m_pParser->Parse(m_pData + m_CurrentOffset,
                              m_Size - m_CurrentOffset, PARSE_STEP_LIMIT);
       }
     }
     if (m_InternalStage == STAGE_CHECKCLIP) {
@@ skipping 17 matching lines @@
           continue;
         if (pObj->m_ClipPath.GetTextCount())
           continue;
         CPDF_Path ClipPath = pObj->m_ClipPath.GetPath(0);
         if (!ClipPath.IsRect() || pObj->IsShading())
           continue;
         CFX_FloatRect old_rect(ClipPath.GetPointX(0), ClipPath.GetPointY(0),
                                ClipPath.GetPointX(2), ClipPath.GetPointY(2));
         CFX_FloatRect obj_rect(pObj->m_Left, pObj->m_Bottom, pObj->m_Right,
                                pObj->m_Top);
-        if (old_rect.Contains(obj_rect)) {
-          pObj->m_ClipPath.SetNull();
-        }
+        if (old_rect.Contains(obj_rect))
+          pObj->m_ClipPath.Clear();
       }
       m_Status = Done;
       return;
     }
     steps++;
     if (pPause && pPause->NeedToPauseNow()) {
       break;
     }
   }
 }