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

Source/wtf/Float32Array.h

Index: Source/wtf/Float32Array.h
diff --git a/Source/wtf/Float32Array.h b/Source/wtf/Float32Array.h
index f50f878252453c5d9d7616d7e973dc59b75a14ed..74ce044ae0413cdfd70eab2a7bdcf8fb80677649 100644
--- a/Source/wtf/Float32Array.h
+++ b/Source/wtf/Float32Array.h
@@ -32,7 +32,7 @@
 
 namespace WTF {
 
-class Float32Array FINAL : public TypedArrayBase<float> {
+class Float32Array final : public TypedArrayBase<float> {
 public:
     static inline PassRefPtr<Float32Array> create(unsigned length);
     static inline PassRefPtr<Float32Array> create(const float* array, unsigned length);
@@ -54,7 +54,7 @@ public:
     inline PassRefPtr<Float32Array> subarray(int start) const;
     inline PassRefPtr<Float32Array> subarray(int start, int end) const;
 
-    virtual ViewType type() const OVERRIDE
+    virtual ViewType type() const override
     {
         return TypeFloat32;
     }