anchor.diff:  
   const _CATEGORY_DEFAULT = "other";
   
  +@Deprecated('Copy into your own project if needed, no longer supported')
   abstract class NgLocalization {
     String getPluralCategory(dynamic value);
   }
  
positive.code: ///   }
  /// }
  /// ```
  @Directive(selector: "[ngPluralCase]")
  class NgPluralCase {
    String value;
  
negative.code:   }
  }
  
  @Deprecated('Copy into your own project if needed, no longer supported')
  @Directive(selector: "[ngPlural]")
  class NgPlural implements AfterContentInit {
    NgLocalization _localization;
  