Oilpan: Move core/clipboard/ to oilpan's heap

Source/core/clipboard/DataTransferItem.cpp

 /*
  * Copyright (C) 2011 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 21 matching lines @@
 #include "core/clipboard/DataTransferItem.h"
 
 #include "bindings/v8/V8Binding.h"
 #include "core/clipboard/Clipboard.h"
 #include "core/clipboard/DataObjectItem.h"
 #include "core/dom/StringCallback.h"
 #include "wtf/StdLibExtras.h"
 
 namespace WebCore {
 
-PassRefPtr<DataTransferItem> DataTransferItem::create(PassRefPtr<Clipboard> clipboard, PassRefPtr<DataObjectItem> item)
+DEFINE_GC_INFO(DataTransferItem);
+
+PassRefPtrWillBeRawPtr<DataTransferItem> DataTransferItem::create(PassRefPtrWillBeRawPtr<Clipboard> clipboard, PassRefPtrWillBeRawPtr<DataObjectItem> item)
 {
-    return adoptRef(new DataTransferItem(clipboard, item));
+    return adoptRefWillBeNoop(new DataTransferItem(clipboard, item));
 }
 
 DataTransferItem::~DataTransferItem()
 {
 }
 
 String DataTransferItem::kind() const
 {
     DEFINE_STATIC_LOCAL(const String, kindString, ("string"));
     DEFINE_STATIC_LOCAL(const String, kindFile, ("file"));
@@ skipping 27 matching lines @@
 }
 
 PassRefPtr<Blob> DataTransferItem::getAsFile() const
 {
     if (!m_clipboard->canReadData())
         return nullptr;
 
     return m_item->getAsFile();
 }
 
-DataTransferItem::DataTransferItem(PassRefPtr<Clipboard> clipboard, PassRefPtr<DataObjectItem> item)
+DataTransferItem::DataTransferItem(PassRefPtrWillBeRawPtr<Clipboard> clipboard, PassRefPtrWillBeRawPtr<DataObjectItem> item)
     : m_clipboard(clipboard)
     , m_item(item)
 {
     ScriptWrappable::init(this);
 }
 
+void DataTransferItem::trace(Visitor* visitor)
+{
+    visitor->trace(m_clipboard);
+    visitor->trace(m_item);
+}
 
 } // namespace WebCore