Replacing the OVERRIDE with override and FINAL with final

Source/platform/Timer.h

Index: Source/platform/Timer.h
diff --git a/Source/platform/Timer.h b/Source/platform/Timer.h
index ee84463122fd6c51a86e1af69b4c26b376c6a4aa..4922805314335132d7a3e9203f5440d09e9efb49 100644
--- a/Source/platform/Timer.h
+++ b/Source/platform/Timer.h
@@ -114,7 +114,7 @@ private:
 };
 
 template <typename TimerFiredClass>
-class Timer FINAL : public TimerBase {
+class Timer final : public TimerBase {
 public:
     typedef void (TimerFiredClass::*TimerFiredFunction)(Timer*);
 
@@ -139,7 +139,7 @@ inline bool TimerBase::isActive() const
 }
 
 template <typename TimerFiredClass>
-class DeferrableOneShotTimer FINAL : private TimerBase {
+class DeferrableOneShotTimer final : private TimerBase {
 public:
     typedef void (TimerFiredClass::*TimerFiredFunction)(DeferrableOneShotTimer*);