Update inspector classes to use OVERRIDE / FINAL when needed

Source/core/inspector/InspectorHistory.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.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 21 matching lines @@
 #include "core/inspector/InspectorHistory.h"
 
 #include "bindings/v8/ExceptionState.h"
 #include "bindings/v8/ExceptionStatePlaceholder.h"
 #include "core/dom/Node.h"
 
 namespace WebCore {
 
 namespace {
 
-class UndoableStateMark : public InspectorHistory::Action {
+class UndoableStateMark FINAL : public InspectorHistory::Action {
 public:
     UndoableStateMark() : InspectorHistory::Action("[UndoableState]") { }
 
-    virtual bool perform(ExceptionState&) { return true; }
+    virtual bool perform(ExceptionState&) OVERRIDE { return true; }
 
-    virtual bool undo(ExceptionState&) { return true; }
+    virtual bool undo(ExceptionState&) OVERRIDE { return true; }
 
-    virtual bool redo(ExceptionState&) { return true; }
+    virtual bool redo(ExceptionState&) OVERRIDE { return true; }
 
-    virtual bool isUndoableStateMark() { return true; }
+    virtual bool isUndoableStateMark() OVERRIDE { return true; }
 };
 
 }
 
 InspectorHistory::Action::Action(const String& name) : m_name(name)
 {
 }
 
 InspectorHistory::Action::~Action()
 {
@@ skipping 78 matching lines @@
 }
 
 void InspectorHistory::reset()
 {
     m_afterLastActionIndex = 0;
     m_history.clear();
 }
 
 } // namespace WebCore