Update inspector classes to use OVERRIDE / FINAL when needed

Source/core/inspector/InjectedScript.h

 /*
  * 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 27 matching lines @@
 #include "core/inspector/ScriptArguments.h"
 #include "wtf/Forward.h"
 
 namespace WebCore {
 
 class InjectedScriptModule;
 class Node;
 class SerializedScriptValue;
 
 
-class InjectedScript : public InjectedScriptBase {
+class InjectedScript FINAL : public InjectedScriptBase {
 public:
     InjectedScript();
-    ~InjectedScript() { }
+    virtual ~InjectedScript() { }
 
     void evaluate(ErrorString*,
                   const String& expression,
                   const String& objectGroup,
                   bool includeCommandLineAPI,
                   bool returnByValue,
                   bool generatePreview,
                   RefPtr<TypeBuilder::Runtime::RemoteObject>* result,
                   TypeBuilder::OptOutput<bool>* wasThrown);
     void callFunctionOn(ErrorString*,
@@ skipping 39 matching lines @@
     friend InjectedScript InjectedScriptManager::injectedScriptFor(ScriptState*);
     InjectedScript(ScriptObject, InspectedStateAccessCheck);
 
     ScriptValue nodeAsScriptValue(Node*);
 };
 
 
 } // namespace WebCore
 
 #endif