Remove OwnPtr from Blink.

third_party/WebKit/Source/modules/webaudio/DelayProcessor.cpp

 /*
  * 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.
  *
  * THIS SOFTWARE IS PROVIDED BY APPLE INC. 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 INC. 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.
  */
 
+#include "modules/webaudio/DelayDSPKernel.h"
 #include "modules/webaudio/DelayProcessor.h"
-#include "modules/webaudio/DelayDSPKernel.h"
+#include "wtf/PtrUtil.h"
+#include <memory>
 
 namespace blink {
 
 DelayProcessor::DelayProcessor(float sampleRate, unsigned numberOfChannels, AudioParamHandler& delayTime, double maxDelayTime)
     : AudioDSPKernelProcessor(sampleRate, numberOfChannels)
     , m_delayTime(delayTime)
     , m_maxDelayTime(maxDelayTime)
 {
 }
 
 DelayProcessor::~DelayProcessor()
 {
     if (isInitialized())
         uninitialize();
 }
 
-PassOwnPtr<AudioDSPKernel> DelayProcessor::createKernel()
+std::unique_ptr<AudioDSPKernel> DelayProcessor::createKernel()
 {
-    return adoptPtr(new DelayDSPKernel(this));
+    return wrapUnique(new DelayDSPKernel(this));
 }
 
 } // namespace blink