nsGlyphTableList::Has(nsGlyphTable* aGlyphTable)
nsGlyphTable::Has(nsIPresContext* aPresContext, PRUnichar aChar)
nsGlyphTableList::Has(nsGlyphTable* aGlyphTable){  nsGlyphTable* glyphTable = mFirstTable;  while (glyphTable) {    if (glyphTable == aGlyphTable) {      return PR_TRUE;    }    glyphTable = glyphTable->GetNextTable();  }  return PR_FALSE;}