Have HTMLFrameOwnerElement / SubframeLoadingDisabler deal with references

Source/core/dom/ContainerNodeAlgorithms.h

 /*
  * Copyright (C) 2007 Apple Inc. All rights reserved.
  *           (C) 2008 Nikolas Zimmermann <zimmermann@kde.org>
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 295 matching lines @@
 
     ElementShadow* shadow = root.isElementNode() ? toElement(root).shadow() : 0;
     if (shadow)
         collectFrameOwners(*shadow);
 }
 
 inline void ChildFrameDisconnector::disconnectCollectedFrameOwners()
 {
     // Must disable frame loading in the subtree so an unload handler cannot
     // insert more frames and create loaded frames in detached subtrees.
-    SubframeLoadingDisabler disabler(&m_root);
+    SubframeLoadingDisabler disabler(m_root);
 
     for (unsigned i = 0; i < m_frameOwners.size(); ++i) {
         HTMLFrameOwnerElement* owner = m_frameOwners[i].get();
         // Don't need to traverse up the tree for the first owner since no
         // script could have moved it.
         if (!i || m_root.containsIncludingShadowDOM(owner))
             owner->disconnectContentFrame();
     }
 }
 
@@ skipping 12 matching lines @@
         for (Node* child = m_root.firstChild(); child; child = child->nextSibling())
             collectFrameOwners(*child);
     }
 
     disconnectCollectedFrameOwners();
 }
 
 } // namespace WebCore
 
 #endif // ContainerNodeAlgorithms_h