CPDF_Document and CPDF_DataAvail are no longer friends

core/fpdfapi/fpdf_parser/cpdf_data_avail.cpp

 // 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
 
 #include "core/fpdfapi/fpdf_parser/include/cpdf_data_avail.h"
 
 #include <algorithm>
 #include <memory>
@@ skipping 1381 matching lines @@
     switch (pNode->m_type) {
       case PDF_PAGENODE_UNKNOWN:
         if (!CheckUnkownPageNode(pNode->m_dwPageNo, pNode, pHints)) {
           return FALSE;
         }
         --i;
         break;
       case PDF_PAGENODE_PAGE:
         iCount++;
         if (iPage == iCount && m_pDocument)
-          m_pDocument->m_PageList.SetAt(iPage, pNode->m_dwPageNo);
+          m_pDocument->SetPageObjNum(iPage, pNode->m_dwPageNo);
         break;
       case PDF_PAGENODE_PAGES:
         if (!CheckPageNode(*pNode, iPage, iCount, pHints, level + 1))
           return FALSE;
         break;
       case PDF_PAGENODE_ARRAY:
         if (!CheckArrayPageNode(pNode->m_dwPageNo, pNode, pHints))
           return FALSE;
         --i;
         break;
     }
 
     if (iPage == iCount) {
       m_docStatus = PDF_DATAAVAIL_DONE;
       return TRUE;
     }
   }
   return TRUE;
 }
 
 FX_BOOL CPDF_DataAvail::LoadDocPage(uint32_t dwPage, DownloadHints* pHints) {
   FX_SAFE_INT32 safePage = pdfium::base::checked_cast<int32_t>(dwPage);
   int32_t iPage = safePage.ValueOrDie();
   if (m_pDocument->GetPageCount() <= iPage ||
-      m_pDocument->m_PageList.GetAt(iPage)) {
+      m_pDocument->IsPageLoaded(iPage)) {
     m_docStatus = PDF_DATAAVAIL_DONE;
     return TRUE;
   }
 
   if (m_pageNodes.m_type == PDF_PAGENODE_PAGE) {
     if (iPage == 0) {
       m_docStatus = PDF_DATAAVAIL_DONE;
       return TRUE;
     }
     m_docStatus = PDF_DATAAVAIL_ERROR;
@@ skipping 397 matching lines @@
   return FormAvailable;
 }
 
 CPDF_DataAvail::PageNode::PageNode() : m_type(PDF_PAGENODE_UNKNOWN) {}
 
 CPDF_DataAvail::PageNode::~PageNode() {
   for (int32_t i = 0; i < m_childNode.GetSize(); ++i)
     delete m_childNode[i];
   m_childNode.RemoveAll();
 }