NS_WARN_IF_FALSE(PR_FALSE, "Not Implemented");
mTreeOwner = aTreeOwner;  PRInt32 i, n = mChildren.Count(); for(i = 0; i < n; i++) { nsIDocShellTreeItem* child = (nsIDocShellTreeItem*) mChildren.ElementAt(i); NS_ENSURE_TRUE(child, NS_ERROR_FAILURE); PRInt32 childType = ~mItemType; child->GetItemType(&childType); if(childType == mItemType) child->SetTreeOwner(aTreeOwner); }
NS_IMETHODIMP nsWebShell::SetTreeOwner(nsIDocShellTreeOwner* aTreeOwner){   //XXXIMPL Implement this!   NS_WARN_IF_FALSE(PR_FALSE, "Not Implemented");   return NS_OK;}