anchor.diff:  
     @override
     String toString() => '$stores';
  +
  +  /// Get the list of all records
  +  List<ImmutableSembastRecord> get records {
  +    var records = <ImmutableSembastRecord>[];
  +    for (var store in stores) {
  +      records.addAll(store.records);
  +    }
  +    return records;
  +  }
   }
   
   /// Import result.
  
positive.code:     do {
        if (reloadData) {
          await transactionLock.synchronized(() async {
            await txnJdbDeltaImport(jdbIncrementRevisionStatus.revision);
          });
          reloadData = false;
        }
  
negative.code:         }
        }
      }
    }
  
    /// Delta import. Must not be in a transaction
    Future jdbDeltaImport(int revision) async {
      var result = await transaction((txn) async {
        return await txnJdbDeltaImport(revision);
      });
      _notifyJdbImportResult(result);
    }
  
    /// Delta import. Must be in a transaction
  