Oilpan: Move all supplements of Page, Document, and WorkerClients to the managed heap.

Source/core/xml/DocumentXPathEvaluator.h

 /*
  * Copyright (C) 2013, 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 18 matching lines @@
 #include "core/dom/DocumentSupplementable.h"
 #include "core/xml/XPathEvaluator.h"
 #include "core/xml/XPathNSResolver.h"
 
 namespace WebCore {
 
 class ExceptionState;
 class XPathExpression;
 class XPathResult;
 
-class DocumentXPathEvaluator FINAL : public DocumentSupplement {
+class DocumentXPathEvaluator FINAL : public NoBaseWillBeGarbageCollected<DocumentXPathEvaluator>, public DocumentSupplement {
+    WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(DocumentXPathEvaluator);
 public:
-    virtual ~DocumentXPathEvaluator();

[haraken, 2014/04/30 11:18:08]

You can use DECLARE_EMPTY_DESTRUCTOR_WILL_BE_REMOVED.

[zerny-chromium, 2014/04/30 11:46:53]

Again, is it not best to simply remove it now?

-
     static DocumentXPathEvaluator& from(DocumentSupplementable&);
 
     static PassRefPtrWillBeRawPtr<XPathExpression> createExpression(DocumentSupplementable&,
         const String& expression, PassRefPtrWillBeRawPtr<XPathNSResolver>, ExceptionState&);
     static PassRefPtrWillBeRawPtr<XPathNSResolver> createNSResolver(DocumentSupplementable&, Node* nodeResolver);
     static PassRefPtrWillBeRawPtr<XPathResult> evaluate(DocumentSupplementable&,
         const String& expression, Node* contextNode, PassRefPtrWillBeRawPtr<XPathNSResolver>,
         unsigned short type, XPathResult*, ExceptionState&);
 
-    virtual void trace(Visitor*) OVERRIDE { }
+    virtual void trace(Visitor*) OVERRIDE;
 
 private:
     DocumentXPathEvaluator();
 
     static const char* supplementName() { return "DocumentXPathEvaluator"; }
 
-    RefPtrWillBePersistent<XPathEvaluator> m_xpathEvaluator;
+    RefPtrWillBeMember<XPathEvaluator> m_xpathEvaluator;
 };
 
 } // namespace WebCore
 
 #endif // DocumentXPathEvaluator_h