Remove implicit cast from CFX_ByteString to (const char*).

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/ipdf_data_avail.h"
 
 #include "core/fpdfapi/fpdf_parser/cpdf_data_avail.h"
 #include "core/fpdfapi/fpdf_parser/fpdf_parser_utility.h"
@@ skipping 774 matching lines @@
     uint32_t objnum,
     CPDF_IndirectObjectHolder* pObjList) {
   FX_FILESIZE SavedPos = m_syntaxParser.SavePos();
   m_syntaxParser.RestorePos(pos);
 
   bool bIsNumber;
   CFX_ByteString word = m_syntaxParser.GetNextWord(&bIsNumber);
   if (!bIsNumber)
     return nullptr;
 
-  uint32_t parser_objnum = FXSYS_atoui(word);
+  uint32_t parser_objnum = FXSYS_atoui(word.c_str());
   if (objnum && parser_objnum != objnum)
     return nullptr;
 
   word = m_syntaxParser.GetNextWord(&bIsNumber);
   if (!bIsNumber)
     return nullptr;
 
-  uint32_t gennum = FXSYS_atoui(word);
+  uint32_t gennum = FXSYS_atoui(word.c_str());
   if (m_syntaxParser.GetKeyword() != "obj") {
     m_syntaxParser.RestorePos(SavedPos);
     return nullptr;
   }
 
   CPDF_Object* pObj =
       m_syntaxParser.GetObject(pObjList, parser_objnum, gennum, true);
   m_syntaxParser.RestorePos(SavedPos);
   return pObj;
 }
@@ skipping 28 matching lines @@
 
   m_dwHeaderOffset = offset;
   m_syntaxParser.InitParser(file.get(), offset);
   m_syntaxParser.RestorePos(m_syntaxParser.m_HeaderOffset + 9);
 
   bool bNumber;
   CFX_ByteString wordObjNum = m_syntaxParser.GetNextWord(&bNumber);
   if (!bNumber)
     return FALSE;
 
-  uint32_t objnum = FXSYS_atoui(wordObjNum);
+  uint32_t objnum = FXSYS_atoui(wordObjNum.c_str());
   if (m_pLinearized) {
     m_pLinearized->Release();
     m_pLinearized = nullptr;
   }
 
   m_pLinearized =
       ParseIndirectObjectAt(m_syntaxParser.m_HeaderOffset + 9, objnum);
   if (!m_pLinearized)
     return FALSE;
 
@@ skipping 31 matching lines @@
     if (m_syntaxParser.SearchWord("startxref", TRUE, FALSE, dwSize)) {
       m_syntaxParser.GetNextWord(nullptr);
 
       bool bNumber;
       CFX_ByteString xrefpos_str = m_syntaxParser.GetNextWord(&bNumber);
       if (!bNumber) {
         m_docStatus = PDF_DATAAVAIL_ERROR;
         return FALSE;
       }
 
-      m_dwXRefOffset = (FX_FILESIZE)FXSYS_atoi64(xrefpos_str);
+      m_dwXRefOffset = (FX_FILESIZE)FXSYS_atoi64(xrefpos_str.c_str());
       if (!m_dwXRefOffset || m_dwXRefOffset > m_dwFileLen) {
         m_docStatus = PDF_DATAAVAIL_LOADALLFILE;
         return TRUE;
       }
 
       m_dwLastXRefOffset = m_dwXRefOffset;
       SetStartOffset(m_dwXRefOffset);
       m_docStatus = PDF_DATAAVAIL_CROSSREF;
       return TRUE;
     }
@@ skipping 21 matching lines @@
     m_pFileRead->ReadBlock(pBuf, m_dwCurrentXRefSteam, iSize);
 
     ScopedFileStream file(FX_CreateMemoryStream(pBuf, (size_t)iSize, FALSE));
     m_parser.m_pSyntax->InitParser(file.get(), 0);
 
     bool bNumber;
     CFX_ByteString objnum = m_parser.m_pSyntax->GetNextWord(&bNumber);
     if (!bNumber)
       return -1;
 
-    uint32_t objNum = FXSYS_atoui(objnum);
+    uint32_t objNum = FXSYS_atoui(objnum.c_str());
     CPDF_Object* pObj = m_parser.ParseIndirectObjectAt(nullptr, 0, objNum);
     if (!pObj) {
       m_Pos += m_parser.m_pSyntax->SavePos();
       return 0;
     }
 
     CPDF_Dictionary* pDict = pObj->GetDict();
     CPDF_Name* pName = ToName(pDict ? pDict->GetObjectBy("Type") : nullptr);
     if (pName) {
       if (pName->GetString() == "XRef") {
@@ skipping 875 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();
 }