Fix virtual/override/final usage in the rest of Source/core/.

Source/core/inspector/InspectorStyleSheet.cpp

 /*
  * Copyright (C) 2010, Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
  *     notice, this list of conditions and the following disclaimer in the
@@ skipping 64 matching lines @@
     StyleSheetHandler(const String& parsedText, Document* document, RuleSourceDataList* result)
         : m_parsedText(parsedText)
         , m_document(document)
         , m_result(result)
         , m_mediaQueryExpValueRangeStart(UINT_MAX)
     {
         ASSERT(m_result);
     }
 
 private:
-    virtual void startRuleHeader(StyleRule::Type, unsigned) override;
-    virtual void endRuleHeader(unsigned) override;
-    virtual void observeSelector(unsigned startOffset, unsigned endOffset) override;
-    virtual void startRuleBody(unsigned) override;
-    virtual void endRuleBody(unsigned) override;
-    virtual void observeProperty(unsigned startOffset, unsigned endOffset, bool isImportant, bool isParsed) override;
-    virtual void observeComment(unsigned startOffset, unsigned endOffset) override;
-    virtual void startMediaQueryExp(unsigned offset) override;
-    virtual void endMediaQueryExp(unsigned offset) override;
-    virtual void startMediaQuery() override;
-    virtual void endMediaQuery() override;
+    void startRuleHeader(StyleRule::Type, unsigned) override;
+    void endRuleHeader(unsigned) override;
+    void observeSelector(unsigned startOffset, unsigned endOffset) override;
+    void startRuleBody(unsigned) override;
+    void endRuleBody(unsigned) override;
+    void observeProperty(unsigned startOffset, unsigned endOffset, bool isImportant, bool isParsed) override;
+    void observeComment(unsigned startOffset, unsigned endOffset) override;
+    void startMediaQueryExp(unsigned offset) override;
+    void endMediaQueryExp(unsigned offset) override;
+    void startMediaQuery() override;
+    void endMediaQuery() override;
 
     void addNewRuleToSourceTree(PassRefPtrWillBeRawPtr<CSSRuleSourceData>);
     PassRefPtrWillBeRawPtr<CSSRuleSourceData> popRuleData();
     template <typename CharacterType> inline void setRuleHeaderEnd(const CharacterType*, unsigned);
     void fixUnparsedPropertyRanges(CSSRuleSourceData*);
 
     const String& m_parsedText;
     RawPtrWillBeMember<Document> m_document;
     RuleSourceDataList* m_result;
     RuleSourceDataList m_currentRuleDataStack;
@@ skipping 1605 matching lines @@
 }
 
 DEFINE_TRACE(InspectorStyleSheetForInlineStyle)
 {
     visitor->trace(m_element);
     visitor->trace(m_inspectorStyle);
     InspectorStyleSheetBase::trace(visitor);
 }
 
 } // namespace blink