| Index: pkg/collection_helpers/lib/wrappers.dart
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| diff --git a/pkg/collection_helpers/lib/wrappers.dart b/pkg/collection_helpers/lib/wrappers.dart
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| index 36b9b033e13a2949ceee97e15838bd42915f8da7..6891eb49e6096299c0ea9994fff9a8426c987ca3 100644
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| --- a/pkg/collection_helpers/lib/wrappers.dart
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| +++ b/pkg/collection_helpers/lib/wrappers.dart
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| @@ -4,12 +4,20 @@
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|  
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|  /**
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|   * Delegating wrappers for [Iterable], [List], [Set], [Queue] and [Map].
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| + *
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| + * Also adds unmodifiable views for `Set` and `Map`, and a fixed length
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| + * view for `List`. The unmodifable list view from `dart:collection` is exported
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| + * as well, just for completeness.
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|   */
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| -library dart.collection_helper.wrappers;
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| +library dart.collection_helpers.wrappers;
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|  
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|  import "dart:collection";
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|  import "dart:math" show Random;
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|  
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| +export "dart:collection" show UnmodifiableListView;
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| +
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| +part "unmodifiable_wrappers.dart";
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| +
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|  /**
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|   * Creates an [Iterable] that delegates all operations to a base iterable.
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|   *
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| 
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