Change CXFA_Node::GetClassName to return

xfa/fxfa/parser/xfa_object.h

 // 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
 
 #ifndef XFA_FXFA_PARSER_XFA_OBJECT_H_
 #define XFA_FXFA_PARSER_XFA_OBJECT_H_
 
 #include <unordered_set>
@@ skipping 66 matching lines @@
     return m_objectType == XFA_ObjectType::VariablesThis;
   }
 
   CXFA_Node* AsNode();
   CXFA_NodeList* AsNodeList();
 
   const CXFA_Node* AsNode() const;
   const CXFA_NodeList* AsNodeList() const;
 
   XFA_Element GetElementType() const;
-  void GetClassName(CFX_WideStringC& wsName) const;
+  CFX_WideStringC GetClassName() const;
   uint32_t GetClassHashCode() const;
   void Script_ObjectClass_ClassName(CFXJSE_Value* pValue,
                                     FX_BOOL bSetting,
                                     XFA_ATTRIBUTE eAttribute);
   void ThrowException(int32_t iStringID, ...);
 
  protected:
   CXFA_Document* const m_pDocument;
   const XFA_ObjectType m_objectType;
   const XFA_Element m_elementType;
@@ skipping 703 matching lines @@
 
 inline CXFA_Node* ToNode(CXFA_Object* pObj) {
   return pObj ? pObj->AsNode() : nullptr;
 }
 
 inline const CXFA_Node* ToNode(const CXFA_Object* pObj) {
   return pObj ? pObj->AsNode() : nullptr;
 }
 
 #endif  // XFA_FXFA_PARSER_XFA_OBJECT_H_