Replace FINAL and OVERRIDE with their C++11 counterparts in Source/core/html

Source/core/html/ImageData.h

Index: Source/core/html/ImageData.h
diff --git a/Source/core/html/ImageData.h b/Source/core/html/ImageData.h
index 7c5f1f53bafc4f236204411daed039de501566f5..9dbe28130ecba1dff2b9be03edd2cbd620f976b3 100644
--- a/Source/core/html/ImageData.h
+++ b/Source/core/html/ImageData.h
@@ -40,7 +40,7 @@ namespace blink {
 
 class ExceptionState;
 
-class ImageData FINAL : public RefCountedWillBeGarbageCollectedFinalized<ImageData>, public ScriptWrappable {
+class ImageData final : public RefCountedWillBeGarbageCollectedFinalized<ImageData>, public ScriptWrappable {
     DEFINE_WRAPPERTYPEINFO();
 public:
     static PassRefPtrWillBeRawPtr<ImageData> create(const IntSize&);
@@ -55,7 +55,7 @@ public:
 
     void trace(Visitor*) { }
 
-    virtual v8::Handle<v8::Object> associateWithWrapper(const WrapperTypeInfo*, v8::Handle<v8::Object> wrapper, v8::Isolate*) OVERRIDE;
+    virtual v8::Handle<v8::Object> associateWithWrapper(const WrapperTypeInfo*, v8::Handle<v8::Object> wrapper, v8::Isolate*) override;
 
 private:
     explicit ImageData(const IntSize&);