Change CXFA_Node::GetClassName to return

xfa/fxfa/parser/xfa_script_nodehelper.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_script_nodehelper.h"
 
 #include "core/fxcrt/include/fx_ext.h"
 #include "xfa/fxfa/parser/xfa_doclayout.h"
@@ skipping 266 matching lines @@
     while (parent) {
       XFA_GetNameExpression(parent, wsParent, FALSE, eLogicType);
       wsParent += L".";
       wsParent += wsName;
       wsName = wsParent;
       parent = XFA_ResolveNodes_GetParent(parent, XFA_LOGIC_NoTransparent);
     }
     return;
   }
 
-  CFX_WideStringC wsTagName;
   CFX_WideString ws;
   FX_BOOL bIsProperty = XFA_NodeIsProperty(refNode);
   if (refNode->IsUnnamed() ||
       (bIsProperty && refNode->GetElementType() != XFA_Element::PageSet)) {
-    refNode->GetClassName(wsTagName);
-    ws = wsTagName;
+    ws = refNode->GetClassName();
     wsName.Format(L"#%s[%d]", ws.c_str(),
                   XFA_GetIndex(refNode, eLogicType, bIsProperty, TRUE));
     return;
   }
   ws = refNode->GetCData(XFA_ATTRIBUTE_Name);
   ws.Replace(L".", L"\\.");
   wsName.Format(L"%s[%d]", ws.c_str(),
                 XFA_GetIndex(refNode, eLogicType, bIsProperty, FALSE));
 }
 
@@ skipping 126 matching lines @@
 }
 
 FX_BOOL CXFA_NodeHelper::XFA_NodeIsProperty(CXFA_Node* refNode) {
   CXFA_Node* parent =
       XFA_ResolveNodes_GetParent(refNode, XFA_LOGIC_NoTransparent);
   return parent && refNode &&
          XFA_GetPropertyOfElement(parent->GetElementType(),
                                   refNode->GetElementType(),
                                   XFA_XDPPACKET_UNKNOWN);
 }