Replace OVERRIDE and FINAL with their C++11 counterparts in WTF

Source/wtf/text/TextCodecUTF16.h

Index: Source/wtf/text/TextCodecUTF16.h
diff --git a/Source/wtf/text/TextCodecUTF16.h b/Source/wtf/text/TextCodecUTF16.h
index 41174b78ab474690d12fd4b6aab66cb7d5b86e6f..d548f275db30cd06d382df29f9d2c360d8c41bda 100644
--- a/Source/wtf/text/TextCodecUTF16.h
+++ b/Source/wtf/text/TextCodecUTF16.h
@@ -30,16 +30,16 @@
 
 namespace WTF {
 
-    class TextCodecUTF16 FINAL : public TextCodec {
+    class TextCodecUTF16 final : public TextCodec {
     public:
         static void registerEncodingNames(EncodingNameRegistrar);
         static void registerCodecs(TextCodecRegistrar);
 
         TextCodecUTF16(bool littleEndian) : m_littleEndian(littleEndian), m_haveBufferedByte(false) { }
 
-        virtual String decode(const char*, size_t length, FlushBehavior, bool stopOnError, bool& sawError) OVERRIDE;
-        virtual CString encode(const UChar*, size_t length, UnencodableHandling) OVERRIDE;
-        virtual CString encode(const LChar*, size_t length, UnencodableHandling) OVERRIDE;
+        virtual String decode(const char*, size_t length, FlushBehavior, bool stopOnError, bool& sawError) override;
+        virtual CString encode(const UChar*, size_t length, UnencodableHandling) override;
+        virtual CString encode(const LChar*, size_t length, UnencodableHandling) override;
 
     private:
         bool m_littleEndian;