Use unique_ptr for CXFA_XMLParser.

xfa/fxfa/parser/cxfa_xml_parser.h

Index: xfa/fxfa/parser/cxfa_xml_parser.h
diff --git a/xfa/fxfa/parser/cxfa_xml_parser.h b/xfa/fxfa/parser/cxfa_xml_parser.h
index 4c64ee2f8c5c8c1ecaa540da0281eb4ed7ef8158..e49a9dd127ab0c4ca406d9a6329e2d6a31b0f10d 100644
--- a/xfa/fxfa/parser/cxfa_xml_parser.h
+++ b/xfa/fxfa/parser/cxfa_xml_parser.h
@@ -14,14 +14,13 @@
 class IFGAS_Stream;
 class IFX_Pause;
 
-class CXFA_XMLParser : public CFDE_XMLParser {
+class CXFA_XMLParser : public IFDE_XMLParser {
  public:
   CXFA_XMLParser(CFDE_XMLNode* pRoot,
                  const CFX_RetainPtr<IFGAS_Stream>& pStream);
   ~CXFA_XMLParser() override;
 
-  // CFDE_XMLParser
-  void Release() override;
+  // IFDE_XMLParser
   int32_t DoParser(IFX_Pause* pPause) override;
 
   FX_FILESIZE m_nStart[2];