String mode

Source 

@DomName('TextTrack.mode')
@DocsEditable()
String get mode => _blink.BlinkTextTrack.instance.mode_Getter_(this);
void mode=(String value)

Source 

@DomName('TextTrack.mode')
@DocsEditable()
set mode(String value) =>
    _blink.BlinkTextTrack.instance.mode_Setter_(this, value);