InlinedVisitor: Migrate html to use inlined tracing

Source/core/html/PluginDocument.cpp

 /*
  * Copyright (C) 2006, 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 33 matching lines @@
 using namespace HTMLNames;
 
 // FIXME: Share more code with MediaDocumentParser.
 class PluginDocumentParser : public RawDataDocumentParser {
 public:
     static PassRefPtrWillBeRawPtr<PluginDocumentParser> create(PluginDocument* document)
     {
         return adoptRefWillBeNoop(new PluginDocumentParser(document));
     }
 
-    virtual void trace(Visitor* visitor) override
+    DEFINE_INLINE_VIRTUAL_TRACE()
     {
         visitor->trace(m_embedElement);
         RawDataDocumentParser::trace(visitor);
     }
 
 private:
     PluginDocumentParser(Document* document)
         : RawDataDocumentParser(document)
         , m_embedElement(nullptr)
     {
@@ skipping 113 matching lines @@
     return m_pluginNode.get();
 }
 
 void PluginDocument::detach(const AttachContext& context)
 {
     // Release the plugin node so that we don't have a circular reference.
     m_pluginNode = nullptr;
     HTMLDocument::detach(context);
 }
 
-void PluginDocument::trace(Visitor* visitor)
+DEFINE_TRACE(PluginDocument)
 {
     visitor->trace(m_pluginNode);
     HTMLDocument::trace(visitor);
 }
 
 }