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

Source/core/dom/shadow/ElementShadow.cpp

 /*
  * Copyright (C) 2012 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Neither the name of Google Inc. nor the names of its
@@ skipping 21 matching lines @@
 #include "core/dom/NodeTraversal.h"
 #include "core/dom/shadow/ContentDistribution.h"
 #include "core/html/HTMLContentElement.h"
 #include "core/html/HTMLShadowElement.h"
 #include "core/inspector/InspectorInstrumentation.h"
 #include "platform/EventDispatchForbiddenScope.h"
 #include "platform/ScriptForbiddenScope.h"
 
 namespace blink {
 
-class DistributionPool FINAL {
+class DistributionPool final {
     STACK_ALLOCATED();
 public:
     explicit DistributionPool(const ContainerNode&);
     void clear();
     ~DistributionPool();
     void distributeTo(InsertionPoint*, ElementShadow*);
     void populateChildren(const ContainerNode&);
 
 private:
     void detachNonDistributedNodes();
@@ skipping 308 matching lines @@
     visitor->trace(m_nodeToInsertionPoints);
     visitor->trace(m_selectFeatures);
     // Shadow roots are linked with previous and next pointers which are traced.
     // It is therefore enough to trace one of the shadow roots here and the
     // rest will be traced from there.
     visitor->trace(m_shadowRoots.head());
 #endif
 }
 
 } // namespace