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diff --git a/WebCore/platform/audio/ReverbConvolver.h b/WebCore/platform/audio/ReverbConvolver.h
deleted file mode 100644
index 013b684..0000000
--- a/WebCore/platform/audio/ReverbConvolver.h
+++ /dev/null
@@ -1,97 +0,0 @@
-/*
- * Copyright (C) 2010 Google Inc. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1.  Redistributions of source code must retain the above copyright
- *     notice, this list of conditions and the following disclaimer.
- * 2.  Redistributions in binary form must reproduce the above copyright
- *     notice, this list of conditions and the following disclaimer in the
- *     documentation and/or other materials provided with the distribution.
- * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
- *     its contributors may be used to endorse or promote products derived
- *     from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
- * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#ifndef ReverbConvolver_h
-#define ReverbConvolver_h
-
-#include "AudioArray.h"
-#include "FFTConvolver.h"
-#include "ReverbAccumulationBuffer.h"
-#include "ReverbConvolverStage.h"
-#include "ReverbInputBuffer.h"
-#include <wtf/OwnPtr.h>
-#include <wtf/RefCounted.h>
-#include <wtf/Threading.h>
-#include <wtf/Vector.h>
-
-namespace WebCore {
-
-class AudioChannel;
-
-class ReverbConvolver {
-public:
-    // maxFFTSize can be adjusted (from say 2048 to 32768) depending on how much precision is necessary.
-    // For certain tweaky de-convolving applications the phase errors add up quickly and lead to non-sensical results with
-    // larger FFT sizes and single-precision floats.  In these cases 2048 is a good size.
-    // If not doing multi-threaded convolution, then should not go > 8192.
-    ReverbConvolver(AudioChannel* impulseResponse, size_t renderSliceSize, size_t maxFFTSize, size_t convolverRenderPhase, bool useBackgroundThreads);
-    ~ReverbConvolver();
-
-    void process(AudioChannel* sourceChannel, AudioChannel* destinationChannel, size_t framesToProcess);
-    void reset();
-
-    size_t impulseResponseLength() const { return m_impulseResponseLength; }
-
-    ReverbInputBuffer* inputBuffer() { return &m_inputBuffer; }
-
-    bool useBackgroundThreads() const { return m_useBackgroundThreads; }
-    void backgroundThreadEntry();
-
-private:
-    Vector<OwnPtr<ReverbConvolverStage> > m_stages;
-    Vector<OwnPtr<ReverbConvolverStage> > m_backgroundStages;
-    size_t m_impulseResponseLength;
-
-    ReverbAccumulationBuffer m_accumulationBuffer;
-
-    // One or more background threads read from this input buffer which is fed from the realtime thread.
-    ReverbInputBuffer m_inputBuffer;
-
-    // We're given a rendering hint, so the FFTs can be optimized to not all occur at the same time
-    // (very bad when rendering on a real-time thread).
-    size_t m_renderSliceSize;
-
-    // First stage will be of size m_minFFTSize.  Each next stage will be twice as big until we hit m_maxFFTSize.
-    size_t m_minFFTSize;
-    size_t m_maxFFTSize;
-
-    // But don't exceed this size in the real-time thread (if we're doing background processing).
-    size_t m_maxRealtimeFFTSize;
-
-    // Background thread and synchronization
-    bool m_useBackgroundThreads;
-    ThreadIdentifier m_backgroundThread;
-    bool m_wantsToExit;
-    bool m_moreInputBuffered;
-    mutable Mutex m_backgroundThreadLock;
-    mutable ThreadCondition m_backgroundThreadCondition;
-};
-
-} // namespace WebCore
-
-#endif // ReverbConvolver_h