Fix virtual/override/final usage in Source/core/xml/.

Source/core/xml/parser/XMLDocumentParser.h

 /*
  * Copyright (C) 2000 Peter Kelly (pmk@post.com)
  * Copyright (C) 2005, 2006, 2007 Apple Inc. All rights reserved.
  * Copyright (C) 2007 Samuel Weinig (sam@webkit.org)
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
@@ skipping 58 matching lines @@
     WTF_MAKE_FAST_ALLOCATED_WILL_BE_REMOVED(XMLDocumentParser);
 public:
     static PassRefPtrWillBeRawPtr<XMLDocumentParser> create(Document& document, FrameView* view)
     {
         return adoptRefWillBeNoop(new XMLDocumentParser(document, view));
     }
     static PassRefPtrWillBeRawPtr<XMLDocumentParser> create(DocumentFragment* fragment, Element* element, ParserContentPolicy parserContentPolicy)
     {
         return adoptRefWillBeNoop(new XMLDocumentParser(fragment, element, parserContentPolicy));
     }
-    virtual ~XMLDocumentParser();
+    ~XMLDocumentParser() override;
     DECLARE_VIRTUAL_TRACE();
 
     // Exposed for callbacks:
     void handleError(XMLErrors::ErrorType, const char* message, TextPosition);
 
     void setIsXHTMLDocument(bool isXHTML) { m_isXHTMLDocument = isXHTML; }
     bool isXHTMLDocument() const { return m_isXHTMLDocument; }
 
     bool isCurrentlyParsing8BitChunk() { return m_isCurrentlyParsing8BitChunk; }
 
     static bool parseDocumentFragment(const String&, DocumentFragment*, Element* parent = 0, ParserContentPolicy = AllowScriptingContent);
 
     // Used by the XMLHttpRequest to check if the responseXML was well formed.
-    virtual bool wellFormed() const override { return !m_sawError; }
+    bool wellFormed() const override { return !m_sawError; }
 
-    virtual TextPosition textPosition() const override;
+    TextPosition textPosition() const override;
 
     static bool supportsXMLVersion(const String&);
 
     class PendingCallback {
     public:
         virtual ~PendingCallback() { }
         virtual void call(XMLDocumentParser*) = 0;
     };
 
 private:
     explicit XMLDocumentParser(Document&, FrameView* = 0);
     XMLDocumentParser(DocumentFragment*, Element*, ParserContentPolicy);
 
     // From DocumentParser
-    virtual void insert(const SegmentedString&) override;
-    virtual void append(const String&) override;
-    virtual void finish() override;
-    virtual bool isWaitingForScripts() const override;
-    virtual void stopParsing() override;
-    virtual void detach() override;
-    virtual OrdinalNumber lineNumber() const override;
+    void insert(const SegmentedString&) override;
+    void append(const String&) override;
+    void finish() override;
+    bool isWaitingForScripts() const override;
+    void stopParsing() override;
+    void detach() override;
+    OrdinalNumber lineNumber() const override;
     OrdinalNumber columnNumber() const;
 
     // from ResourceClient
-    virtual void notifyFinished(Resource*) override;
+    void notifyFinished(Resource*) override;
 
     void end();
 
     void pauseParsing();
     void resumeParsing();
 
     bool appendFragmentSource(const String&);
 
 public:
     // Callbacks from parser SAX
@@ skipping 61 matching lines @@
     PrefixForNamespaceMap m_prefixToNamespaceMap;
     SegmentedString m_pendingSrc;
 };
 
 xmlDocPtr xmlDocPtrForString(Document*, const String& source, const String& url);
 HashMap<String, String> parseAttributes(const String&, bool& attrsOK);
 
 } // namespace blink
 
 #endif // XMLDocumentParser_h