String autocapitalize

Source 

@DomName('HTMLTextAreaElement.autocapitalize')
@DocsEditable()
@Experimental() // untriaged
String get autocapitalize =>
    _blink.BlinkHTMLTextAreaElement.instance.autocapitalize_Getter_(this);
void autocapitalize=(String value)

Source 

@DomName('HTMLTextAreaElement.autocapitalize')
@DocsEditable()
@Experimental() // untriaged
set autocapitalize(String value) => _blink.BlinkHTMLTextAreaElement.instance
    .autocapitalize_Setter_(this, value);