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

Source/core/dom/CSSSelectorWatch.h

Index: Source/core/dom/CSSSelectorWatch.h
diff --git a/Source/core/dom/CSSSelectorWatch.h b/Source/core/dom/CSSSelectorWatch.h
index 4c0e4fd47ce9b74329d7133720d17e621d51e109..f5d8657530eba9c05814ab80bd0b53a1f13dfc7b 100644
--- a/Source/core/dom/CSSSelectorWatch.h
+++ b/Source/core/dom/CSSSelectorWatch.h
@@ -43,7 +43,7 @@
 
 namespace blink {
 
-class CSSSelectorWatch FINAL : public NoBaseWillBeGarbageCollectedFinalized<CSSSelectorWatch>, public DocumentSupplement {
+class CSSSelectorWatch final : public NoBaseWillBeGarbageCollectedFinalized<CSSSelectorWatch>, public DocumentSupplement {
     WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(CSSSelectorWatch);
 public:
     virtual ~CSSSelectorWatch() { }
@@ -55,7 +55,7 @@ public:
 
     void updateSelectorMatches(const Vector<String>& removedSelectors, const Vector<String>& addedSelectors);
 
-    virtual void trace(Visitor*) OVERRIDE;
+    virtual void trace(Visitor*) override;
 
 private:
     explicit CSSSelectorWatch(Document&);