Fix virtual/override/final usage in Source/core/layout/.

Source/core/layout/LayoutText.cpp

 /*
  * (C) 1999 Lars Knoll (knoll@kde.org)
  * (C) 2000 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007 Apple Inc. All rights reserved.
  * Copyright (C) 2006 Andrew Wellington (proton@wiretapped.net)
  * Copyright (C) 2006 Graham Dennis (graham.dennis@gmail.com)
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
@@ skipping 68 matching lines @@
     void restartWithNewText(unsigned lastTypedCharacterOffset)
     {
         m_lastTypedCharacterOffset = lastTypedCharacterOffset;
         if (Settings* settings = m_layoutText->document().settings())
             startOneShot(settings->passwordEchoDurationInSeconds(), FROM_HERE);
     }
     void invalidate() { m_lastTypedCharacterOffset = -1; }
     unsigned lastTypedCharacterOffset() { return m_lastTypedCharacterOffset; }
 
 private:
-    virtual void fired() override
+    void fired() override
     {
         ASSERT(gSecureTextTimers->contains(m_layoutText));
         m_layoutText->setText(m_layoutText->text().impl(), true /* forcing setting text as it may be masked later */);
     }
 
     LayoutText* m_layoutText;
     int m_lastTypedCharacterOffset;
 };
 
 static void makeCapitalized(String* string, UChar previous)
@@ skipping 1760 matching lines @@
     for (InlineTextBox* box = firstTextBox(); box; box = box->nextTextBox()) {
         paintInvalidationContainer.invalidateDisplayItemClientOnBacking(*box);
         if (box->truncation() != cNoTruncation) {
             if (EllipsisBox* ellipsisBox = box->root().ellipsisBox())
                 paintInvalidationContainer.invalidateDisplayItemClientOnBacking(*ellipsisBox);
         }
     }
 }
 
 } // namespace blink