Oilpan: Enable oilpan for callback classes

Source/modules/webaudio/AudioContext.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
@@ skipping 216 matching lines @@
 {
     // According to spec AudioContext must die only after page navigates.
     return !m_isCleared;
 }
 
 AudioBuffer* AudioContext::createBuffer(unsigned numberOfChannels, size_t numberOfFrames, float sampleRate, ExceptionState& exceptionState)
 {
     return AudioBuffer::create(numberOfChannels, numberOfFrames, sampleRate, exceptionState);
 }
 
-void AudioContext::decodeAudioData(ArrayBuffer* audioData, PassOwnPtrWillBeRawPtr<AudioBufferCallback> successCallback, PassOwnPtrWillBeRawPtr<AudioBufferCallback> errorCallback, ExceptionState& exceptionState)
+void AudioContext::decodeAudioData(ArrayBuffer* audioData, AudioBufferCallback* successCallback, AudioBufferCallback* errorCallback, ExceptionState& exceptionState)
 {
     if (!audioData) {
         exceptionState.throwDOMException(
             SyntaxError,
             "invalid ArrayBuffer for audioData.");
         return;
     }
     m_audioDecoder.decodeAsync(audioData, sampleRate(), successCallback, errorCallback);
 }
 
@@ skipping 661 matching lines @@
 
     for (HashSet<AudioNode*>::iterator k = m_deferredCountModeChange.begin(); k != m_deferredCountModeChange.end(); ++k)
         (*k)->updateChannelCountMode();
 
     m_deferredCountModeChange.clear();
 }
 
 } // namespace blink
 
 #endif // ENABLE(WEB_AUDIO)