const nsTextFragment* frag = nsnull; tc->GetText(&frag);
const nsTextFragment* frag = tc->Text();
NeedFirstLetterContinuation(nsIContent* aContent){  NS_PRECONDITION(aContent, "null ptr");  PRBool result = PR_FALSE;  if (aContent) {    nsCOMPtr<nsITextContent> tc(do_QueryInterface(aContent));    if (tc) {      const nsTextFragment* frag = nsnull;      tc->GetText(&frag);      PRInt32 flc = FirstLetterCount(frag);      PRInt32 tl = frag->GetLength();      if (flc < tl) {        result = PR_TRUE;      }    }  }  return result;}