Revert 168384 "Use OwnPtrs for heap contains cache and persisten..."

trunk/Source/heap/Handle.h

Index: trunk/Source/heap/Handle.h
===================================================================
--- trunk/Source/heap/Handle.h	(revision 168675)
+++ trunk/Source/heap/Handle.h	(working copy)
@@ -193,6 +193,7 @@
             current->trace(visitor);
     }
 
+private:
     virtual ~PersistentAnchor()
     {
         // FIXME: oilpan: Ideally we should have no left-over persistents at this point. However currently there is a
@@ -200,8 +201,6 @@
         // persistent or e.g. be RefCountedGarbageCollected we cannot guarantee there are no remaining Persistents at
         // this point.
     }
-
-private:
     PersistentAnchor() : PersistentNode(TraceMethodDelegate<PersistentAnchor, &PersistentAnchor::trace>::trampoline)
     {
         m_next = this;