anchor.diff:    }
   }
   
  +List<int> computeSHA1(GaeExportRecord record) {
  +  crypto.SHA1 sha1 = new crypto.SHA1();
  +  convert.Utf8Encoder utf8 = new convert.Utf8Encoder();
  +  sha1.add(utf8.convert("blob  'n ${record.getDart} ${record.getHtml} ${record.getCss}"));
  +  return sha1.close();
  +}
  +
   // SHA1 set the id
   void sha1SetUUID(GaeExportRecord record) {
  -  crypto.SHA1 sha1 = new crypto.SHA1();
  -  convert.Utf8Encoder utf8 = new convert.Utf8Encoder();
  -  sha1.add(utf8.convert('blob  \n ${record.html} ${record.css} ${record.dart}'));
  -  record.UUID = crypto.CryptoUtils.bytesToHex(sha1.close());
  +  record.UUID = crypto.CryptoUtils.bytesToHex(computeSHA1(record));
   }
positive.code:       throw(e);
      });
      _logger.info("PERF: Deleted Export with ID ${record.UUID}");
      return new Future.value(new DataSaveObject.FromData(record.dart, record.html, record.css));
    }
  }
  
  
negative.code: import 'package:gcloud/db.dart' as db;
  import 'package:crypto/crypto.dart' as crypto;
  import 'dart:convert' as convert;
  import 'dart:io' as io;
  import 'package:logging/logging.dart';
  
  final Logger _logger = new Logger('dartpad_support_server');
  