Kill off some dodgy JS callbacks

core/src/fpdfapi/fpdf_parser/fpdf_parser_fdf.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 "../../../include/fpdfapi/fpdf_serial.h"
 CFDF_Document::CFDF_Document() : CPDF_IndirectObjects(NULL)
 {
     m_pRootDict = NULL;
     m_pFile = NULL;
     m_bOwnFile = FALSE;
 }
 CFDF_Document::~CFDF_Document()
 {
     if (m_bOwnFile && m_pFile) {
         m_pFile->Release();
     }
 }
 CFDF_Document* CFDF_Document::CreateNewDoc()
 {
     CFDF_Document* pDoc = FX_NEW CFDF_Document;
     pDoc->m_pRootDict = FX_NEW CPDF_Dictionary;
     pDoc->AddIndirectObject(pDoc->m_pRootDict);
     CPDF_Dictionary* pFDFDict = FX_NEW CPDF_Dictionary;
     pDoc->m_pRootDict->SetAt(FX_BSTRC("FDF"), pFDFDict);
     return pDoc;
 }
-CFDF_Document* CFDF_Document::ParseFile(FX_LPCSTR file_path)
-{
-    return CFDF_Document::ParseFile(FX_CreateFileRead(file_path), TRUE);
-}
-CFDF_Document* CFDF_Document::ParseFile(FX_LPCWSTR file_path)
-{
-    return CFDF_Document::ParseFile(FX_CreateFileRead(file_path), TRUE);
-}
 CFDF_Document* CFDF_Document::ParseFile(IFX_FileRead *pFile, FX_BOOL bOwnFile)
 {
-    if (!pFile) {
-        return NULL;
-    }
-    CFDF_Document* pDoc = FX_NEW CFDF_Document;
-    pDoc->ParseStream(pFile, bOwnFile);
-    if (pDoc->m_pRootDict == NULL) {
-        delete pDoc;
-        return NULL;
-    }
-    return pDoc;
+  if (!pFile) {
+    return NULL;
+  }
+  CFDF_Document* pDoc = FX_NEW CFDF_Document;
+  pDoc->ParseStream(pFile, bOwnFile);
+  if (pDoc->m_pRootDict == NULL) {
+    delete pDoc;
+    return NULL;
+  }
+  return pDoc;
 }
 CFDF_Document* CFDF_Document::ParseMemory(FX_LPCBYTE pData, FX_DWORD size)
 {
     return CFDF_Document::ParseFile(FX_CreateMemoryStream((FX_LPBYTE)pData, size), TRUE);
 }
 void CFDF_Document::ParseStream(IFX_FileRead *pFile, FX_BOOL bOwnFile)
 {
     m_pFile = pFile;
     m_bOwnFile = bOwnFile;
     CPDF_SyntaxParser parser;
@@ skipping 55 matching lines @@
     CPDF_Dictionary* pDict = m_pRootDict ? m_pRootDict->GetDict(FX_BSTRC("FDF")) : NULL;
     CPDF_Object* pFileSpec = pDict ? pDict->GetElementValue(FX_BSTRC("F")) : NULL;
     if (pFileSpec == NULL) {
         return CFX_WideString();
     }
     if (pFileSpec->GetType() == PDFOBJ_STRING) {
         return FPDF_FileSpec_GetWin32Path(m_pRootDict->GetDict(FX_BSTRC("FDF")));
     }
     return FPDF_FileSpec_GetWin32Path(pFileSpec);
 }
-FX_BOOL CFDF_Document::WriteFile(FX_LPCSTR file_path) const
-{
-    IFX_FileWrite *pFile = FX_CreateFileWrite(file_path);
-    if (!pFile) {
-        return FALSE;
-    }
-    FX_BOOL bRet = WriteFile(pFile);
-    pFile->Release();
-    return bRet;
-}
-FX_BOOL CFDF_Document::WriteFile(FX_LPCWSTR file_path) const
-{
-    IFX_FileWrite *pFile = FX_CreateFileWrite(file_path);
-    if (!pFile) {
-        return FALSE;
-    }
-    FX_BOOL bRet = WriteFile(pFile);
-    pFile->Release();
-    return bRet;
-}
-FX_BOOL CFDF_Document::WriteFile(IFX_FileWrite *pFile) const
-{
-    CFX_ByteTextBuf buf;
-    WriteBuf(buf);
-    FX_BOOL bRet = pFile->WriteBlock(buf.GetBuffer(), buf.GetSize());
-    if (bRet) {
-        pFile->Flush();
-    }
-    return bRet;
-}
 static CFX_WideString ChangeSlash(FX_LPCWSTR str)
 {
     CFX_WideString result;
     while (*str) {
         if (*str == '\\') {
             result += '/';
         } else if (*str == '/') {
             result += '\\';
         } else {
             result += *str;
@@ skipping 55 matching lines @@
         result += ':';
         result += ChangeSlash(wsFileName.c_str() + 2);
         return result;
     } else {
         CFX_WideString result;
         result += '\\';
         result += ChangeSlash(wsFileName);
         return result;
     }
 }