Update HTML forms classes to use OVERRIDE / FINAL when needed

Source/core/html/forms/DateInputType.h

 /*
  * Copyright (C) 2010 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 26 matching lines @@
 namespace WebCore {
 
 class PickerIndicatorElement;
 
 #if ENABLE(INPUT_MULTIPLE_FIELDS_UI)
 typedef BaseMultipleFieldsDateAndTimeInputType BaseDateInputType;
 #else
 typedef BaseChooserOnlyDateAndTimeInputType BaseDateInputType;
 #endif
 
-class DateInputType : public BaseDateInputType {
+class DateInputType FINAL : public BaseDateInputType {
 public:
     static PassRefPtr<InputType> create(HTMLInputElement&);
 
 private:
     DateInputType(HTMLInputElement&);
     virtual void countUsage() OVERRIDE;
     virtual const AtomicString& formControlType() const OVERRIDE;
     virtual StepRange createStepRange(AnyStepHandling) const OVERRIDE;
     virtual bool parseToDateComponentsInternal(const String&, DateComponents*) const OVERRIDE;
     virtual bool setMillisecondToDateComponents(double, DateComponents*) const OVERRIDE;
     virtual bool isDateField() const OVERRIDE;
 
 #if ENABLE(INPUT_MULTIPLE_FIELDS_UI)
     // BaseMultipleFieldsDateAndTimeInputType functions
     virtual String formatDateTimeFieldsState(const DateTimeFieldsState&) const OVERRIDE;
     virtual void setupLayoutParameters(DateTimeEditElement::LayoutParameters&, const DateComponents&) const OVERRIDE;
-    virtual bool isValidFormat(bool hasYear, bool hasMonth, bool hasWeek, bool hasDay, bool hasAMPM, bool hasHour, bool hasMinute, bool hasSecond) const;
+    virtual bool isValidFormat(bool hasYear, bool hasMonth, bool hasWeek, bool hasDay, bool hasAMPM, bool hasHour, bool hasMinute, bool hasSecond) const OVERRIDE;
 #endif
 };
 
 } // namespace WebCore
 
 #endif // DateInputType_h