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

Source/core/xml/XPathResult.h

 /*
  * Copyright (C) 2005 Frerich Raabe <raabe@kde.org>
  * Copyright (C) 2006, 2009 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.
@@ skipping 11 matching lines @@
  * 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.
  */
 
 #ifndef XPathResult_h
 #define XPathResult_h
 
 #include "bindings/v8/ScriptWrappable.h"
 #include "core/xml/XPathValue.h"
+#include "heap/Handle.h"
 #include "wtf/Forward.h"
 #include "wtf/RefCounted.h"
 
 namespace WebCore {
 
 class Document;
 class ExceptionState;
 class Node;
 
-class XPathResult : public RefCounted<XPathResult>, public ScriptWrappable {
+class XPathResult : public RefCountedWillBeGarbageCollectedFinalized<XPathResult>, public ScriptWrappable {
+    DECLARE_GC_INFO;
 public:
     enum XPathResultType {
         ANY_TYPE = 0,
         NUMBER_TYPE = 1,
         STRING_TYPE = 2,
         BOOLEAN_TYPE = 3,
         UNORDERED_NODE_ITERATOR_TYPE = 4,
         ORDERED_NODE_ITERATOR_TYPE = 5,
         UNORDERED_NODE_SNAPSHOT_TYPE = 6,
         ORDERED_NODE_SNAPSHOT_TYPE = 7,
         ANY_UNORDERED_NODE_TYPE = 8,
         FIRST_ORDERED_NODE_TYPE = 9
     };
 
-    static PassRefPtr<XPathResult> create(Document* document, const XPath::Value& value) { return adoptRef(new XPathResult(document, value)); }
+    static PassRefPtrWillBeRawPtr<XPathResult> create(Document* document, const XPath::Value& value)
+    {
+        return adoptRefWillBeNoop(new XPathResult(document, value));
+    }
     ~XPathResult();
 
     void convertTo(unsigned short type, ExceptionState&);
 
     unsigned short resultType() const;
 
     double numberValue(ExceptionState&) const;
     String stringValue(ExceptionState&) const;
     bool booleanValue(ExceptionState&) const;
     Node* singleNodeValue(ExceptionState&) const;
 
     bool invalidIteratorState() const;
     unsigned long snapshotLength(ExceptionState&) const;
     Node* iterateNext(ExceptionState&);
     Node* snapshotItem(unsigned long index, ExceptionState&);
 
     const XPath::Value& value() const { return m_value; }
 
+    void trace(Visitor*) { }
+
 private:
     XPathResult(Document*, const XPath::Value&);
 
     XPath::Value m_value;
     unsigned m_nodeSetPosition;
     XPath::NodeSet m_nodeSet; // FIXME: why duplicate the node set stored in m_value?
     unsigned short m_resultType;
     RefPtr<Document> m_document;
     uint64_t m_domTreeVersion;
 };
 
 } // namespace WebCore
 
 #endif // XPathResult_h