return NS_OK;
RDFContentSinkImpl::PopNameSpaces(){    // Close a namespace scope by removing the topmost entries from    // the namespace stack.    PRInt32 top = mNameSpaceScopes.Count() - 1;    if (top < 0)        return NS_ERROR_UNEXPECTED; // XXX huh?    NameSpaceEntry* ns = NS_STATIC_CAST(NameSpaceEntry*, mNameSpaceScopes[top]);    mNameSpaceScopes.RemoveElementAt(top);    while (mNameSpaceStack && mNameSpaceStack != ns) {        NameSpaceEntry* doomed = mNameSpaceStack;        mNameSpaceStack = mNameSpaceStack->mNext;        delete doomed;    }    return NS_OK;}