Update XML classes to use OVERRIDE / FINAL when needed

Source/core/xml/XMLHttpRequest.h

 /*
  *  Copyright (C) 2003, 2006, 2008 Apple Inc. All rights reserved.
  *  Copyright (C) 2005, 2006 Alexey Proskuryakov <ap@nypop.com>
  *  Copyright (C) 2011 Google Inc. All rights reserved.
  *  Copyright (C) 2012 Intel Corporation
  *
  *  This library is free software; you can redistribute it and/or
  *  modify it under the terms of the GNU Lesser General Public
  *  License as published by the Free Software Foundation; either
  *  version 2 of the License, or (at your option) any later version.
@@ skipping 35 matching lines @@
 class ExceptionState;
 class ResourceRequest;
 class SecurityOrigin;
 class SharedBuffer;
 class Stream;
 class TextResourceDecoder;
 class ThreadableLoader;
 
 typedef int ExceptionCode;
 
-class XMLHttpRequest : public ScriptWrappable, public RefCounted<XMLHttpRequest>, public XMLHttpRequestEventTarget, private ThreadableLoaderClient, public ActiveDOMObject {
+class XMLHttpRequest FINAL : public ScriptWrappable, public RefCounted<XMLHttpRequest>, public XMLHttpRequestEventTarget, private ThreadableLoaderClient, public ActiveDOMObject {
     WTF_MAKE_FAST_ALLOCATED;
     REFCOUNTED_EVENT_TARGET(XMLHttpRequest);
 public:
     static PassRefPtr<XMLHttpRequest> create(ExecutionContext*, PassRefPtr<SecurityOrigin> = 0);
-    ~XMLHttpRequest();
+    virtual ~XMLHttpRequest();
 
     // These exact numeric values are important because JS expects them.
     enum State {
         UNSENT = 0,
         OPENED = 1,
         HEADERS_RECEIVED = 2,
         LOADING = 3,
         DONE = 4
     };
 
     enum ResponseTypeCode {
         ResponseTypeDefault,
         ResponseTypeText,
         ResponseTypeJSON,
         ResponseTypeDocument,
         ResponseTypeBlob,
         ResponseTypeArrayBuffer,
         ResponseTypeStream
     };
 
     enum DropProtection {
         DropProtectionSync,
         DropProtectionAsync,
     };
 
-    virtual void contextDestroyed();
-    virtual void suspend();
-    virtual void resume();
-    virtual void stop();
+    virtual void contextDestroyed() OVERRIDE;
+    virtual void suspend() OVERRIDE;
+    virtual void resume() OVERRIDE;
+    virtual void stop() OVERRIDE;
 
     virtual const AtomicString& interfaceName() const OVERRIDE;
     virtual ExecutionContext* executionContext() const OVERRIDE;
 
     const KURL& url() const { return m_url; }
     String statusText() const;
     int status() const;
     State readyState() const;
     bool withCredentials() const { return m_includeCredentials; }
     void setWithCredentials(bool, ExceptionState&);
@@ skipping 41 matching lines @@
     XMLHttpRequestUpload* upload();
 
     DEFINE_ATTRIBUTE_EVENT_LISTENER(readystatechange);
 
 private:
     XMLHttpRequest(ExecutionContext*, PassRefPtr<SecurityOrigin>);
 
     Document* document() const;
     SecurityOrigin* securityOrigin() const;
 
-    virtual void didSendData(unsigned long long bytesSent, unsigned long long totalBytesToBeSent);
-    virtual void didReceiveResponse(unsigned long identifier, const ResourceResponse&);
-    virtual void didReceiveData(const char* data, int dataLength);
+    virtual void didSendData(unsigned long long bytesSent, unsigned long long totalBytesToBeSent) OVERRIDE;
+    virtual void didReceiveResponse(unsigned long identifier, const ResourceResponse&) OVERRIDE;
+    virtual void didReceiveData(const char* data, int dataLength) OVERRIDE;
     // When "blob" is specified as the responseType attribute, didDownloadData
     // is called instead of didReceiveData.
-    virtual void didDownloadData(int dataLength);
-    virtual void didFinishLoading(unsigned long identifier, double finishTime);
-    virtual void didFail(const ResourceError&);
-    virtual void didFailRedirectCheck();
+    virtual void didDownloadData(int dataLength) OVERRIDE;
+    virtual void didFinishLoading(unsigned long identifier, double finishTime) OVERRIDE;
+    virtual void didFail(const ResourceError&) OVERRIDE;
+    virtual void didFailRedirectCheck() OVERRIDE;
 
     AtomicString responseMIMEType() const;
     bool responseIsXML() const;
 
     bool areMethodAndURLValidForSend();
 
     bool initSend(ExceptionState&);
     void sendBytesData(const void*, size_t, ExceptionState&);
 
     const AtomicString& getRequestHeader(const AtomicString& name) const;
@@ skipping 90 matching lines @@
 
     // An enum corresponding to the allowed string values for the responseType attribute.
     ResponseTypeCode m_responseTypeCode;
     AsyncMethodRunner<XMLHttpRequest> m_dropProtectionRunner;
     RefPtr<SecurityOrigin> m_securityOrigin;
 };
 
 } // namespace WebCore
 
 #endif // XMLHttpRequest_h