Replace FINAL and OVERRIDE with their C++11 counterparts in Source/core/html

Source/core/html/shadow/DetailsMarkerControl.h

Index: Source/core/html/shadow/DetailsMarkerControl.h
diff --git a/Source/core/html/shadow/DetailsMarkerControl.h b/Source/core/html/shadow/DetailsMarkerControl.h
index e68f6d7d3302339aa129b344525484bb254884df..bb0c5fd25ee72a50073efcd39c4735d998a9488f 100644
--- a/Source/core/html/shadow/DetailsMarkerControl.h
+++ b/Source/core/html/shadow/DetailsMarkerControl.h
@@ -38,14 +38,14 @@ namespace blink {
 
 class HTMLSummaryElement;
 
-class DetailsMarkerControl FINAL : public HTMLDivElement {
+class DetailsMarkerControl final : public HTMLDivElement {
 public:
     explicit DetailsMarkerControl(Document&);
     static PassRefPtrWillBeRawPtr<DetailsMarkerControl> create(Document&);
 
 private:
-    virtual RenderObject* createRenderer(RenderStyle*) OVERRIDE;
-    virtual bool rendererIsNeeded(const RenderStyle&) OVERRIDE;
+    virtual RenderObject* createRenderer(RenderStyle*) override;
+    virtual bool rendererIsNeeded(const RenderStyle&) override;
 
     HTMLSummaryElement* summaryElement();
 };