Remove implicit cast from CFX_WideString to (const wchar_t*)

xfa/fxfa/parser/xfa_document_serialize.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/parser/xfa_document_serialize.h"
 
 #include "xfa/fde/xml/fde_xml_imp.h"
 #include "xfa/fgas/crt/fgas_codepage.h"
@@ skipping 389 matching lines @@
     const XFA_ATTRIBUTEINFO* pAttr =
         XFA_GetAttributeByID((XFA_ATTRIBUTE)pAttrs[iAttrs]);
     if (pAttr->eName == XFA_ATTRIBUTE_Name) {
       continue;
     }
     CFX_WideString wsAttr;
     XFA_SaveAttribute(pNode, pAttr->eName, pAttr->pName, FALSE, wsAttr);
     wsOutput += wsAttr;
   }
   if (!wsOutput.IsEmpty()) {
-    pStream->WriteString((const FX_WCHAR*)wsOutput, wsOutput.GetLength());
+    pStream->WriteString(wsOutput.c_str(), wsOutput.GetLength());
   }
   CXFA_Node* pChildNode = pNode->GetNodeItem(XFA_NODEITEM_FirstChild);
   if (pChildNode) {
     pStream->WriteString(L"\n>", 2);
     while (pChildNode) {
       XFA_DataExporter_RegenerateFormFile_Container(pChildNode, pStream,
                                                     bSaveXML);
       pChildNode = pChildNode->GetNodeItem(XFA_NODEITEM_NextSibling);
     }
     pStream->WriteString(L"</", 2);
     pStream->WriteString(wsElement.c_str(), wsElement.GetLength());
     pStream->WriteString(L"\n>", 2);
   } else {
     pStream->WriteString(L"\n/>", 3);
   }
 }
 void XFA_DataExporter_RegenerateFormFile(CXFA_Node* pNode,
                                          IFX_Stream* pStream,
                                          const FX_CHAR* pChecksum,
                                          FX_BOOL bSaveXML) {
   if (pNode->GetObjectType() == XFA_OBJECTTYPE_ModelNode) {
     static const FX_WCHAR s_pwsTagName[] = L"<form";
     static const FX_WCHAR s_pwsClose[] = L"</form\n>";
     pStream->WriteString(s_pwsTagName, FXSYS_wcslen(s_pwsTagName));
     if (pChecksum) {
       static const FX_WCHAR s_pwChecksum[] = L" checksum=\"";
       CFX_WideString wsChecksum = CFX_WideString::FromUTF8(pChecksum);
       pStream->WriteString(s_pwChecksum, FXSYS_wcslen(s_pwChecksum));
-      pStream->WriteString((const FX_WCHAR*)wsChecksum, wsChecksum.GetLength());
+      pStream->WriteString(wsChecksum.c_str(), wsChecksum.GetLength());
       pStream->WriteString(L"\"", 1);
     }
     pStream->WriteString(L" xmlns=\"", FXSYS_wcslen(L" xmlns=\""));
     const FX_WCHAR* pURI = XFA_GetPacketByIndex(XFA_PACKET_Form)->pURI;
     pStream->WriteString(pURI, FXSYS_wcslen(pURI));
     CFX_WideString wsVersionNumber;
     XFA_DataExporter_RecognizeXFAVersionNumber(
         ToNode(pNode->GetDocument()->GetXFAObject(XFA_XDPPACKET_Template)),
         wsVersionNumber);
     if (wsVersionNumber.IsEmpty()) {
       wsVersionNumber = FX_WSTRC(L"2.8");
     }
     wsVersionNumber += FX_WSTRC(L"/\"\n>");
-    pStream->WriteString((const FX_WCHAR*)wsVersionNumber,
-                         wsVersionNumber.GetLength());
+    pStream->WriteString(wsVersionNumber.c_str(), wsVersionNumber.GetLength());
     CXFA_Node* pChildNode = pNode->GetNodeItem(XFA_NODEITEM_FirstChild);
     while (pChildNode) {
       XFA_DataExporter_RegenerateFormFile_Container(pChildNode, pStream);
       pChildNode = pChildNode->GetNodeItem(XFA_NODEITEM_NextSibling);
     }
     pStream->WriteString(s_pwsClose, FXSYS_wcslen(s_pwsClose));
   } else {
     XFA_DataExporter_RegenerateFormFile_Container(pNode, pStream, bSaveXML);
   }
 }
@@ skipping 111 matching lines @@
         pXMLElement->RemoveAttribute(L"xfa:dataNode");
       }
     } else {
       CFDE_XMLNode* pXMLNode = pDataNode->GetXMLMappingNode();
       FXSYS_assert(pXMLNode->GetType() == FDE_XMLNODE_Element);
       static_cast<CFDE_XMLElement*>(pXMLNode)
           ->SetString(FX_WSTRC(L"xfa:dataNode"), FX_WSTRC(L"dataGroup"));
     }
   }
 }