RAPTOR_STOPWATCH_DEBUGTRACE(("Stop: nsHTMLContentSink::CloseHead()\n"));
HTMLContentSink::CloseHead(const nsIParserNode& aNode){  NS_START_STOPWATCH(mWatch)  SINK_TRACE_NODE(SINK_TRACE_CALLS,                  "HTMLContentSink::CloseHead", aNode, this);  PRInt32 n = mContextStack.Count() - 1;  mCurrentContext = (SinkContext*) mContextStack.ElementAt(n);  mContextStack.RemoveElementAt(n);  NS_STOP_STOPWATCH(mWatch)  return NS_OK;}