Tried to move AudioSummingJuction to oilpan

Source/modules/webaudio/OfflineAudioCompletionEvent.h

Index: Source/modules/webaudio/OfflineAudioCompletionEvent.h
diff --git a/Source/modules/webaudio/OfflineAudioCompletionEvent.h b/Source/modules/webaudio/OfflineAudioCompletionEvent.h
index 2e6187b68a4b4709aa5c9a8feb25a601c69f39f1..64b6448de123b66333a8f56045e56e589859e88d 100644
--- a/Source/modules/webaudio/OfflineAudioCompletionEvent.h
+++ b/Source/modules/webaudio/OfflineAudioCompletionEvent.h
@@ -37,7 +37,7 @@ class AudioBuffer;
 class OfflineAudioCompletionEvent FINAL : public Event {
 public:
     static PassRefPtrWillBeRawPtr<OfflineAudioCompletionEvent> create();
-    static PassRefPtrWillBeRawPtr<OfflineAudioCompletionEvent> create(PassRefPtr<AudioBuffer> renderedBuffer);
+    static PassRefPtrWillBeRawPtr<OfflineAudioCompletionEvent> create(PassRefPtrWillBeRawPtr<AudioBuffer> renderedBuffer);
 
     virtual ~OfflineAudioCompletionEvent();
 
@@ -49,9 +49,9 @@ public:
 
 private:
     OfflineAudioCompletionEvent();
-    explicit OfflineAudioCompletionEvent(PassRefPtr<AudioBuffer> renderedBuffer);
+    explicit OfflineAudioCompletionEvent(PassRefPtrWillBeRawPtr<AudioBuffer> renderedBuffer);
 
-    RefPtr<AudioBuffer> m_renderedBuffer;
+    RefPtrWillBeMember<AudioBuffer> m_renderedBuffer;
 };
 
 } // namespace WebCore