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

Source/core/xml/DOMParser.h

Index: Source/core/xml/DOMParser.h
diff --git a/Source/core/xml/DOMParser.h b/Source/core/xml/DOMParser.h
index afe0d16433ce5ec935e5e4dce6c0c40c78a8da3d..0610f2b4a11167ad5a241dd5c239a5822974bc85 100644
--- a/Source/core/xml/DOMParser.h
+++ b/Source/core/xml/DOMParser.h
@@ -20,6 +20,7 @@
 #define DOMParser_h
 
 #include "bindings/v8/ScriptWrappable.h"
+#include "heap/Handle.h"
 #include "wtf/Forward.h"
 #include "wtf/RefCounted.h"
 #include "wtf/RefPtr.h"
@@ -29,12 +30,18 @@ namespace WebCore {
 class Document;
 class ExceptionState;
 
-class DOMParser : public RefCounted<DOMParser>, public ScriptWrappable {
+class DOMParser : public RefCountedWillBeGarbageCollectedFinalized<DOMParser>, public ScriptWrappable {
+    DECLARE_GC_INFO;
 public:
-    static PassRefPtr<DOMParser> create() { return adoptRef(new DOMParser); }
+    static PassRefPtrWillBeRawPtr<DOMParser> create()
+    {
+        return adoptRefWillBeNoop(new DOMParser);
+    }
 
     PassRefPtr<Document> parseFromString(const String&, const String& contentType, ExceptionState&);
 
+    void trace(Visitor*) { }
+
 private:
     DOMParser()
     {