Remove unused code in CPDFXFA_Document

xfa/fxfa/app/xfa_ffdoc.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 "xfa/fxfa/include/xfa_ffdoc.h"
 
 #include <algorithm>
 
@@ skipping 217 matching lines @@
     } else {
       CXFA_Node* pNextSibling =
           pChildNode->GetNodeItem(XFA_NODEITEM_NextSibling);
       pNewRoot->RemoveChild(pChildNode);
       pOriginRoot->InsertChild(pChildNode);
       pChildNode = pNextSibling;
       pNextSibling = nullptr;
     }
   }
 }
+
 int32_t CXFA_FFDoc::DoLoad(IFX_Pause* pPause) {
   int32_t iStatus = m_pDocumentParser->DoParse(pPause);
-  if (iStatus == XFA_PARSESTATUS_Done && !m_pPDFDoc) {
-    CXFA_Node* pPDFNode = ToNode(
-        m_pDocumentParser->GetDocument()->GetXFAObject(XFA_HASHCODE_Pdf));
-    if (!pPDFNode) {
-      return XFA_PARSESTATUS_SyntaxErr;
-    }
-    CFDE_XMLNode* pPDFXML = pPDFNode->GetXMLMappingNode();
-    if (pPDFXML->GetType() != FDE_XMLNODE_Element) {
-      return XFA_PARSESTATUS_SyntaxErr;
-    }
-    int32_t iBufferSize = 0;
-    uint8_t* pByteBuffer = nullptr;
-    IFX_FileRead* pXFAReader = nullptr;
-    if (XFA_GetPDFContentsFromPDFXML(pPDFXML, pByteBuffer, iBufferSize)) {
-      pXFAReader = FX_CreateMemoryStream(pByteBuffer, iBufferSize, TRUE);
-    } else {
-      CFX_WideString wsHref;
-      static_cast<CFDE_XMLElement*>(pPDFXML)->GetString(L"href", wsHref);
-      if (!wsHref.IsEmpty()) {
-        pXFAReader = GetDocProvider()->OpenLinkedFile(this, wsHref);
-      }
-    }
-    if (!pXFAReader)
-      return XFA_PARSESTATUS_SyntaxErr;
-
-    CPDF_Document* pPDFDocument =
-        GetDocProvider()->OpenPDF(this, pXFAReader, TRUE);
-    ASSERT(!m_pPDFDoc);
-    if (!OpenDoc(pPDFDocument))
-      return XFA_PARSESTATUS_SyntaxErr;
-
-    CXFA_Document* doc = m_pDocumentParser->GetDocument();
-    std::unique_ptr<CXFA_SimpleParser> pParser(
-        new CXFA_SimpleParser(doc, true));
-    if (!pParser)
-      return XFA_PARSESTATUS_SyntaxErr;
-
-    CXFA_Node* pRootNode = nullptr;
-    if (pParser->StartParse(m_pStream, XFA_XDPPACKET_XDP) ==
-            XFA_PARSESTATUS_Ready &&
-        pParser->DoParse(nullptr) == XFA_PARSESTATUS_Done) {
-      pRootNode = pParser->GetRootNode();
-    }
-    if (pRootNode && doc->GetRoot()) {
-      XFA_XPDPacket_MergeRootNode(doc->GetRoot(), pRootNode);
-      iStatus = XFA_PARSESTATUS_Done;
-    } else {
-      iStatus = XFA_PARSESTATUS_StatusErr;
-    }
-  }
+  if (iStatus == XFA_PARSESTATUS_Done && !m_pPDFDoc)
+    return XFA_PARSESTATUS_SyntaxErr;
   return iStatus;
 }
+
 void CXFA_FFDoc::StopLoad() {
   m_pApp->GetXFAFontMgr()->LoadDocFonts(this);
   m_dwDocType = XFA_DOCTYPE_Static;
   CXFA_Node* pConfig = ToNode(
       m_pDocumentParser->GetDocument()->GetXFAObject(XFA_HASHCODE_Config));
   if (!pConfig) {
     return;
   }
   CXFA_Node* pAcrobat = pConfig->GetFirstChildByClass(XFA_Element::Acrobat);
   if (!pAcrobat) {
@@ skipping 187 matching lines @@
 
   return !!pExport->Export(
       pFile, pNode, 0, bsChecksum.GetLength() ? bsChecksum.c_str() : nullptr);
 }
 
 FX_BOOL CXFA_FFDoc::ImportData(IFX_FileRead* pStream, FX_BOOL bXDP) {
   std::unique_ptr<CXFA_DataImporter> importer(
       new CXFA_DataImporter(m_pDocumentParser->GetDocument()));
   return importer->ImportData(pStream);
 }