Update modules classes to use OVERRIDE / FINAL when needed

Source/modules/webdatabase/SQLTransaction.h

 /*
  * Copyright (C) 2007, 2013 Apple 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:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 32 matching lines @@
 class Database;
 class ExceptionState;
 class SQLError;
 class SQLStatementCallback;
 class SQLStatementErrorCallback;
 class SQLTransactionCallback;
 class SQLTransactionErrorCallback;
 class SQLValue;
 class VoidCallback;
 
-class SQLTransaction : public SQLTransactionStateMachine<SQLTransaction>, public AbstractSQLTransaction, public ScriptWrappable {
+class SQLTransaction FINAL : public SQLTransactionStateMachine<SQLTransaction>, public AbstractSQLTransaction, public ScriptWrappable {
 public:
     static PassRefPtr<SQLTransaction> create(Database*, PassOwnPtr<SQLTransactionCallback>,
         PassOwnPtr<VoidCallback> successCallback, PassOwnPtr<SQLTransactionErrorCallback>,
         bool readOnly);
 
     void performPendingCallback();
 
     void executeSQL(const String& sqlStatement, const Vector<SQLValue>& arguments,
         PassOwnPtr<SQLStatementCallback>, PassOwnPtr<SQLStatementErrorCallback>, ExceptionState&);
 
@@ skipping 39 matching lines @@
 
     bool m_executeSqlAllowed;
     RefPtr<SQLError> m_transactionError;
 
     bool m_readOnly;
 };
 
 } // namespace WebCore
 
 #endif // SQLTransaction_h