Use LIBRARY_SPECIFIC_UNITS instead of UNITS.

pkg/analyzer/lib/task/model.dart

 // Copyright (c) 2015, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 library analyzer.task.model;
 
 import 'dart:collection';
 import 'dart:developer';
 
 import 'package:analyzer/src/generated/engine.dart' hide AnalysisTask;
@@ skipping 324 matching lines @@
 }
 
 /**
  * A description of an input to an [AnalysisTask] that can be used to compute
  * that input.
  *
  * Clients may not extend, implement or mix-in this class.
  */
 abstract class ListTaskInput<E> extends TaskInput<List<E>> {
   /**
+   * Return a task input that can be used to compute a flatten list whose
+   * elements are combined [subListResult]'s associated with those elements.
+   */
+  ListTaskInput /*<V>*/ toFlattenListOf(
+      ListResultDescriptor /*<V>*/ subListResult);
+
+  /**
    * Return a task input that can be used to compute a list whose elements are
    * the result of passing the elements of this input to the [mapper] function.
    */
   ListTaskInput /*<V>*/ toList(UnaryFunction<E, dynamic /*<V>*/ > mapper);
 
   /**
    * Return a task input that can be used to compute a list whose elements are
    * [valueResult]'s associated with those elements.
    */
   ListTaskInput /*<V>*/ toListOf(ResultDescriptor /*<V>*/ valueResult);
@@ skipping 363 matching lines @@
   /**
    * A work should be done, but without any special urgency.
    */
   NORMAL,
 
   /**
    * Nothing to do.
    */
   NONE
 }