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

Source/core/dom/Document.cpp

Index: Source/core/dom/Document.cpp
diff --git a/Source/core/dom/Document.cpp b/Source/core/dom/Document.cpp
index 2cef742dd1d62becb08fc8aadf007c9d11ab704c..4cdb4d6b5d86682727ee3a64f12aa83c68c76549 100644
--- a/Source/core/dom/Document.cpp
+++ b/Source/core/dom/Document.cpp
@@ -5670,7 +5670,7 @@ void Document::trace(Visitor* visitor)
     visitor->trace(m_styleSheetList);
     visitor->trace(m_visibilityObservers);
     visitor->registerWeakMembers<Document, &Document::clearWeakMembers>(this);
-    Supplementable<Document>::trace(visitor);
+    WillBeHeapSupplementable<Document>::trace(visitor);

[sof, 2014/04/29 13:40:21]

nit: DocumentSupplementable::trace() would be shorter.

[zerny-chromium, 2014/04/29 15:10:36]

Done.

     TreeScope::trace(visitor);
     ContainerNode::trace(visitor);
 }