Change CXFA_Node::GetClassName to return

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 329 matching lines @@
           XFA_DataExporter_RegenerateFormFile_Changed(pChild, newBuf, bSaveXML);
           wsChildren += newBuf.AsStringC();
           newBuf.Clear();
           pChild = pChild->GetNodeItem(XFA_NODEITEM_NextSibling);
         }
       }
       break;
   }
   if (!wsChildren.IsEmpty() || !wsAttrs.IsEmpty() ||
       pNode->HasAttribute(XFA_ATTRIBUTE_Name)) {
-    CFX_WideStringC wsElement;
-    pNode->GetClassName(wsElement);
+    CFX_WideStringC wsElement = pNode->GetClassName();
     CFX_WideString wsName;
     XFA_SaveAttribute(pNode, XFA_ATTRIBUTE_Name, FX_WSTRC(L"name"), TRUE,
                       wsName);
     buf << FX_WSTRC(L"<");
     buf << wsElement;
     buf << wsName;
     buf << wsAttrs;
     if (wsChildren.IsEmpty()) {
       buf << FX_WSTRC(L"\n/>");
     } else {
@@ skipping 13 matching lines @@
   if (eType == XFA_Element::Field || eType == XFA_Element::Draw ||
       !pNode->IsContainerNode()) {
     CFX_WideTextBuf buf;
     XFA_DataExporter_RegenerateFormFile_Changed(pNode, buf, bSaveXML);
     FX_STRSIZE nLen = buf.GetLength();
     if (nLen > 0) {
       pStream->WriteString((const FX_WCHAR*)buf.GetBuffer(), nLen);
     }
     return;
   }
-  CFX_WideStringC wsElement;
-  pNode->GetClassName(wsElement);
+  CFX_WideStringC wsElement = pNode->GetClassName();
   pStream->WriteString(L"<", 1);
   pStream->WriteString(wsElement.c_str(), wsElement.GetLength());
   CFX_WideString wsOutput;
   XFA_SaveAttribute(pNode, XFA_ATTRIBUTE_Name, FX_WSTRC(L"name"), TRUE,
                     wsOutput);
   CFX_WideString wsAttrs;
   int32_t iAttrs = 0;
   const uint8_t* pAttrs =
       XFA_GetElementAttributes(pNode->GetElementType(), iAttrs);
   while (iAttrs--) {
@@ skipping 175 matching lines @@
         pXMLElement->RemoveAttribute(L"xfa:dataNode");
       }
     } else {
       CFDE_XMLNode* pXMLNode = pDataNode->GetXMLMappingNode();
       ASSERT(pXMLNode->GetType() == FDE_XMLNODE_Element);
       static_cast<CFDE_XMLElement*>(pXMLNode)->SetString(L"xfa:dataNode",
                                                          L"dataGroup");
     }
   }
 }