InlinedVisitor: Migrate dom to use inlined tracing

Source/core/dom/DocumentParser.cpp

 /*
  * Copyright (C) 2010 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:
  * 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 33 matching lines @@
 DocumentParser::~DocumentParser()
 {
 #if !ENABLE(OILPAN)
     // Document is expected to call detach() before releasing its ref.
     // This ASSERT is slightly awkward for parsers with a fragment case
     // as there is no Document to release the ref.
     ASSERT(!m_document);
 #endif
 }
 
-void DocumentParser::trace(Visitor* visitor)
+DEFINE_TRACE(DocumentParser)
 {
     visitor->trace(m_document);
 #if ENABLE(OILPAN)
     visitor->trace(m_clients);
 #endif
 }
 
 void DocumentParser::setDecoder(PassOwnPtr<TextResourceDecoder>)
 {
     ASSERT_NOT_REACHED();
@@ skipping 45 matching lines @@
     m_clients.add(client);
 }
 
 void DocumentParser::removeClient(DocumentParserClient* client)
 {
     m_clients.remove(client);
 }
 
 };