scan method
Performs a document scan. On success, the PNG data will be sent to the callback. |options| : Object containing scan parameters. |callback| : Called with the result and data from the scan.
Implementation
Future<ScanResults> scan(ScanOptions options) async {
var $res = await promiseToFuture<$js.ScanResults>(
$js.chrome.documentScan.scan(options.toJS));
return ScanResults.fromJS($res);
}