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

Source/core/html/imports/HTMLImportTreeRoot.h

Index: Source/core/html/imports/HTMLImportTreeRoot.h
diff --git a/Source/core/html/imports/HTMLImportTreeRoot.h b/Source/core/html/imports/HTMLImportTreeRoot.h
index 91947115ead70a37ad96ac34def58c5e4fd64e2f..be30a5c552d96d84925e28bd3f5aff2b2043c174 100644
--- a/Source/core/html/imports/HTMLImportTreeRoot.h
+++ b/Source/core/html/imports/HTMLImportTreeRoot.h
@@ -21,17 +21,17 @@ public:
     virtual ~HTMLImportTreeRoot();
 
     // HTMLImport
-    virtual Document* document() const OVERRIDE;
-    virtual bool isDone() const OVERRIDE;
-    virtual void stateWillChange() OVERRIDE;
-    virtual void stateDidChange() OVERRIDE;
+    virtual Document* document() const override;
+    virtual bool isDone() const override;
+    virtual void stateWillChange() override;
+    virtual void stateDidChange() override;
 
     void scheduleRecalcState();
 
     HTMLImportChild* add(PassOwnPtrWillBeRawPtr<HTMLImportChild>);
     HTMLImportChild* find(const KURL&) const;
 
-    virtual void trace(Visitor*) OVERRIDE;
+    virtual void trace(Visitor*) override;
 
 private:
     explicit HTMLImportTreeRoot(Document*);