Update more core classes to use OVERRIDE / FINAL when needed

Source/core/inspector/InspectorStyleSheet.h

Index: Source/core/inspector/InspectorStyleSheet.h
diff --git a/Source/core/inspector/InspectorStyleSheet.h b/Source/core/inspector/InspectorStyleSheet.h
index 56a0ccafc32ca4eb0ae50cc316a91cd39d84af39..a82cb895b4f40ef313e55540163508a67e7183e7 100644
--- a/Source/core/inspector/InspectorStyleSheet.h
+++ b/Source/core/inspector/InspectorStyleSheet.h
@@ -254,29 +254,29 @@ private:
     mutable String m_sourceURL;
 };
 
-class InspectorStyleSheetForInlineStyle : public InspectorStyleSheet {
+class InspectorStyleSheetForInlineStyle FINAL : public InspectorStyleSheet {
 public:
     static PassRefPtr<InspectorStyleSheetForInlineStyle> create(InspectorPageAgent*, InspectorResourceAgent*, const String& id, PassRefPtr<Element>, TypeBuilder::CSS::StyleSheetOrigin::Enum, Listener*);
 
     void didModifyElementAttribute();
-    virtual bool getText(String* result) const;
-    virtual CSSStyleDeclaration* styleForId(const InspectorCSSId& id) const { ASSERT_UNUSED(id, !id.ordinal()); return inlineStyle(); }
-    virtual TypeBuilder::CSS::StyleSheetOrigin::Enum origin() const { return TypeBuilder::CSS::StyleSheetOrigin::Regular; }
+    virtual bool getText(String* result) const OVERRIDE;
+    virtual CSSStyleDeclaration* styleForId(const InspectorCSSId& id) const OVERRIDE { ASSERT_UNUSED(id, !id.ordinal()); return inlineStyle(); }
+    virtual TypeBuilder::CSS::StyleSheetOrigin::Enum origin() const OVERRIDE { return TypeBuilder::CSS::StyleSheetOrigin::Regular; }
 
 protected:
     InspectorStyleSheetForInlineStyle(InspectorPageAgent*, InspectorResourceAgent*, const String& id, PassRefPtr<Element>, TypeBuilder::CSS::StyleSheetOrigin::Enum, Listener*);
 
-    virtual Document* ownerDocument() const;
-    virtual PassRefPtr<CSSRuleSourceData> ruleSourceDataFor(CSSStyleDeclaration* style) const { ASSERT_UNUSED(style, style == inlineStyle()); return m_ruleSourceData; }
-    virtual unsigned ruleIndexByStyle(CSSStyleDeclaration*) const { return 0; }
-    virtual bool ensureParsedDataReady();
-    virtual PassRefPtr<InspectorStyle> inspectorStyleForId(const InspectorCSSId&);
+    virtual Document* ownerDocument() const OVERRIDE;
+    virtual PassRefPtr<CSSRuleSourceData> ruleSourceDataFor(CSSStyleDeclaration* style) const OVERRIDE { ASSERT_UNUSED(style, style == inlineStyle()); return m_ruleSourceData; }
+    virtual unsigned ruleIndexByStyle(CSSStyleDeclaration*) const OVERRIDE { return 0; }
+    virtual bool ensureParsedDataReady() OVERRIDE;
+    virtual PassRefPtr<InspectorStyle> inspectorStyleForId(const InspectorCSSId&) OVERRIDE;
     virtual String sourceMapURL() const OVERRIDE { return String(); }
     virtual String sourceURL() const OVERRIDE { return String(); }
 
     // Also accessed by friend class InspectorStyle.
-    virtual bool setStyleText(CSSStyleDeclaration*, const String&);
-    virtual PassOwnPtr<Vector<unsigned> > lineEndings() const;
+    virtual bool setStyleText(CSSStyleDeclaration*, const String&) OVERRIDE;
+    virtual PassOwnPtr<Vector<unsigned> > lineEndings() const OVERRIDE;
 
 private:
     CSSStyleDeclaration* inlineStyle() const;