THPDFHeadlessRichTextFontFamilyNames
THPDFHeadlessRichTextFontFamilyNames = array of UnicodeString;
Optional bounded labels that THPDFHeadlessRichTextDecodeOptions.FontFamilyNames uses to enable explicit XHTML font-family selection
An empty array keeps the existing single-family profile; a configured array holds at most sixteen distinct nonempty labels matching the supplied actual font families