Oilpan: move core/fileapi to oilpan's heap.

Source/core/clipboard/Clipboard.cpp

 /*
  * Copyright (C) 2006, 2007, 2008 Apple 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 178 matching lines @@
 {
     Vector<String> types;
     if (!canReadTypes())
         return types;
 
     ListHashSet<String> typesSet = m_dataObject->types();
     types.appendRange(typesSet.begin(), typesSet.end());
     return types;
 }
 
-PassRefPtr<FileList> Clipboard::files() const
+PassRefPtrWillBeRawPtr<FileList> Clipboard::files() const
 {
-    RefPtr<FileList> files = FileList::create();
+    RefPtrWillBeRawPtr<FileList> files = FileList::create();
     if (!canReadData())
         return files.release();
 
     for (size_t i = 0; i < m_dataObject->length(); ++i) {
         if (m_dataObject->item(i)->kind() == DataObjectItem::FileKind) {
-            RefPtr<Blob> blob = m_dataObject->item(i)->getAsFile();
+            RefPtrWillBeRawPtr<Blob> blob = m_dataObject->item(i)->getAsFile();
             if (blob && blob->isFile())
                 files->append(toFile(blob.get()));
         }
     }
 
     return files.release();
 }
 
 void Clipboard::setDragImage(Element* image, int x, int y, ExceptionState& exceptionState)
 {
@@ skipping 255 matching lines @@
     m_dragImage = image;
     m_dragLoc = loc;
     m_dragImageElement = node;
 }
 
 bool Clipboard::hasFileOfType(const String& type) const
 {
     if (!canReadTypes())
         return false;
 
-    RefPtr<FileList> fileList = files();
+    RefPtrWillBeRawPtr<FileList> fileList = files();
     if (fileList->isEmpty())
         return false;
 
     for (unsigned f = 0; f < fileList->length(); f++) {
         if (equalIgnoringCase(fileList->item(f)->type(), type))
             return true;
     }
     return false;
 }
 
@@ skipping 29 matching lines @@
         return String("copy");
     }
 }
 
 void Clipboard::trace(Visitor* visitor)
 {
     visitor->trace(m_dataObject);
 }
 
 } // namespace WebCore