anchor.diff:  [source, java]
   ----
   ListDataProvider<Person> dataProvider =
  -  DataProvider.fromCollection(persons);
  +  DataProvider.ofCollection(persons);
   
   ComboBox<Person> comboBox = new ComboBox<>();
   comboBox.setDataProvider(dataProvider);
  
positive.code: [source, java]
  ----
  ListDataProvider<Person> dataProvider =
    DataProvider.fromCollection(persons);
  
  comboBox.setDataProvider(dataProvider.filteringBy(
    (person, filterText) -> {
  
negative.code: [source, java]
  ----
  ListDataProvider<Person> dataProvider =
    DataProvider.ofCollection(persons);
  
  dataProvider.setSortOrder(Person::getName,
    SortDirection.ASCENDING);
  