Update web classes to use OVERRIDE / FINAL when needed

Source/web/PopupContainer.h

 /*
  * Copyright (c) 2011, 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 24 matching lines @@
 #include "platform/PopupMenuStyle.h"
 #include "platform/geometry/FloatQuad.h"
 #include "platform/scroll/FramelessScrollView.h"
 
 namespace WebCore {
 
 class ChromeClient;
 class FrameView;
 class PopupMenuClient;
 
-class PopupContainer : public FramelessScrollView {
+class PopupContainer FINAL : public FramelessScrollView {
 public:
     enum PopupType {
         Select, // HTML select popup.
         Suggestion, // Autocomplete/autofill popup.
     };
 
     static PassRefPtr<PopupContainer> create(PopupMenuClient*, PopupType, bool deviceSupportsTouch);
 
     // Whether a key event should be sent to this popup.
     bool isInterestedInEventForKey(int keyCode);
@@ skipping 55 matching lines @@
     // While hovering popup menu window, we want to show tool tip message.
     String getSelectedItemToolTip();
 
     // This is public for testing.
     static IntRect layoutAndCalculateWidgetRectInternal(IntRect widgetRectInScreen, int targetControlHeight, const FloatRect& windowRect, const FloatRect& screen, bool isRTL, const int rtlOffset, const int verticalOffset, const IntSize& transformOffset, PopupContent*, bool& needToResizeView);
 
 private:
     friend class WTF::RefCounted<PopupContainer>;
 
     PopupContainer(PopupMenuClient*, PopupType, bool deviceSupportsTouch);
-    ~PopupContainer();
+    virtual ~PopupContainer();
 
     // Paint the border.
     void paintBorder(GraphicsContext*, const IntRect&);
 
     // Layout and calculate popup widget size and location and returns it as IntRect.
     IntRect layoutAndCalculateWidgetRect(int targetControlHeight, const IntSize& transformOffset, const IntPoint& popupInitialCoordinate);
 
     void fitToListBox();
 
     // Returns the ChromeClient of the page this popup is associated with.
@@ skipping 19 matching lines @@
     FloatQuad m_controlPosition;
     IntSize m_controlSize;
 
     // Whether the popup is currently open.
     bool m_popupOpen;
 };
 
 } // namespace WebCore
 
 #endif