Replace FINAL and OVERRIDE with their C++11 counterparts in Source/core/[css|rendering|clipboard]

Source/core/streams/ReadableStreamImpl.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 ReadableStreamImpl_h
 #define ReadableStreamImpl_h
 
 #include "bindings/core/v8/ExceptionState.h"
 #include "bindings/core/v8/ScriptState.h"
 #include "bindings/core/v8/ScriptValue.h"
@@ skipping 44 matching lines @@
 // ReadableStream pure virtual methods.
 template <typename ChunkTypeTraits>
 class ReadableStreamImpl : public ReadableStream {
 public:
     ReadableStreamImpl(ExecutionContext* executionContext, UnderlyingSource* source)
         : ReadableStream(executionContext, source)
         , m_totalQueueSize(0) { }
     virtual ~ReadableStreamImpl() { }
 
     // ReadableStream methods
-    virtual ScriptValue read(ScriptState*, ExceptionState&) OVERRIDE;
+    virtual ScriptValue read(ScriptState*, ExceptionState&) override;
 
     bool enqueue(typename ChunkTypeTraits::PassType);
 
-    virtual void trace(Visitor* visitor) OVERRIDE
+    virtual void trace(Visitor* visitor) override
     {
         ReadableStream::trace(visitor);
     }
 
 private:
     // ReadableStream methods
-    virtual bool isQueueEmpty() const OVERRIDE { return m_queue.isEmpty(); }
-    virtual void clearQueue() OVERRIDE
+    virtual bool isQueueEmpty() const override { return m_queue.isEmpty(); }
+    virtual void clearQueue() override
     {
         m_queue.clear();
         m_totalQueueSize = 0;
     }
 
     Deque<typename ChunkTypeTraits::HoldType> m_queue;
     size_t m_totalQueueSize;
 };
 
 template <typename ChunkTypeTraits>
@@ skipping 18 matching lines @@
     typename ChunkTypeTraits::HoldType chunk = m_queue.takeFirst();
     m_totalQueueSize -= ChunkTypeTraits::size(chunk);
     readPostAction();
     return ChunkTypeTraits::toScriptValue(scriptState, chunk);
 }
 
 } // namespace blink
 
 #endif // ReadableStreamImpl_h