Fix virtual/override/final usage in Source/core/dom/.

Source/core/dom/DOMArrayBufferView.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef DOMArrayBufferView_h
 #define DOMArrayBufferView_h
 
 #include "bindings/core/v8/ScriptWrappable.h"
 #include "core/CoreExport.h"
 #include "core/dom/DOMArrayBuffer.h"
@@ skipping 50 matching lines @@
     WTF::ArrayBufferView* view() { return m_bufferView.get(); }
 
     ViewType type() const { return view()->type(); }
     const char* typeName() { return view()->typeName(); }
     void* baseAddress() const { return view()->baseAddress(); }
     unsigned byteOffset() const { return view()->byteOffset(); }
     unsigned byteLength() const { return view()->byteLength(); }
     void setNeuterable(bool flag) { return view()->setNeuterable(flag); }
     bool isShared() const { return view()->isShared(); }
 
-    virtual v8::Local<v8::Object> wrap(v8::Isolate*, v8::Local<v8::Object> creationContext) override
+    v8::Local<v8::Object> wrap(v8::Isolate*, v8::Local<v8::Object> creationContext) override
     {
         ASSERT_NOT_REACHED();
         return v8::Local<v8::Object>();
     }
-    virtual v8::Local<v8::Object> associateWithWrapper(v8::Isolate*, const WrapperTypeInfo*, v8::Local<v8::Object> wrapper) override
+    v8::Local<v8::Object> associateWithWrapper(v8::Isolate*, const WrapperTypeInfo*, v8::Local<v8::Object> wrapper) override
     {
         ASSERT_NOT_REACHED();
         return v8::Local<v8::Object>();
     }
 
 protected:
     explicit DOMArrayBufferView(PassRefPtr<WTF::ArrayBufferView> bufferView)
         : m_bufferView(bufferView)
     {
         ASSERT(m_bufferView);
     }
     DOMArrayBufferView(PassRefPtr<WTF::ArrayBufferView> bufferView, PassRefPtr<DOMArrayBufferBase> domArrayBuffer)
         : m_bufferView(bufferView), m_domArrayBuffer(domArrayBuffer)
     {
         ASSERT(m_bufferView);
         ASSERT(m_domArrayBuffer);
         ASSERT(m_domArrayBuffer->buffer() == m_bufferView->buffer());
     }
 
 private:
     RefPtr<WTF::ArrayBufferView> m_bufferView;
     mutable RefPtr<DOMArrayBufferBase> m_domArrayBuffer;
 };
 
 } // namespace blink
 
 #endif // DOMArrayBufferView_h