Replace FINAL and OVERRIDE with their C++11 counterparts in Source/modules/serviceworkers

Source/modules/serviceworkers/RespondWithObserver.h

Index: Source/modules/serviceworkers/RespondWithObserver.h
diff --git a/Source/modules/serviceworkers/RespondWithObserver.h b/Source/modules/serviceworkers/RespondWithObserver.h
index b0a8d531d6ed375e3186b25822a5fa693fc4ddd8..5265f7a4d27edec1baeee502b2a7d31890c6c00d 100644
--- a/Source/modules/serviceworkers/RespondWithObserver.h
+++ b/Source/modules/serviceworkers/RespondWithObserver.h
@@ -21,11 +21,11 @@ class ScriptValue;
 
 // This class observes the service worker's handling of a FetchEvent and
 // notifies the client.
-class RespondWithObserver FINAL : public GarbageCollectedFinalized<RespondWithObserver>, public ContextLifecycleObserver {
+class RespondWithObserver final : public GarbageCollectedFinalized<RespondWithObserver>, public ContextLifecycleObserver {
 public:
     static RespondWithObserver* create(ExecutionContext*, int eventID, WebURLRequest::FetchRequestMode, WebURLRequest::FrameType);
 
-    virtual void contextDestroyed() OVERRIDE;
+    virtual void contextDestroyed() override;
 
     void didDispatchEvent();