Compile Time Constants cycle check

corelib/src/duration.dart

Index: corelib/src/duration.dart
diff --git a/corelib/src/duration.dart b/corelib/src/duration.dart
index 87a65cd03d743ce4a280d7094d545778dd02321f..7b31171bf748dd5a7146542e329ed8f43908d6ba 100644
--- a/corelib/src/duration.dart
+++ b/corelib/src/duration.dart
@@ -1,66 +1,22 @@
-// Copyright (c) 2011, 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.
-
-// Dart core library.
-
-/**
- * A [Duration] represents a time span. A duration can be negative.
- */
 interface Duration extends Comparable factory DurationImplementation {
-  /**
-   * The duration is the sum of all individual parts. This means that individual
-   * parts don't need to be less than the next-bigger unit. For example [hours]
-   * is allowed to have a value greater than 23.
-   *
-   * All individual parts are allowed to be negative.
-   * All arguments are by default 0.
-   */
   const Duration([int days, int hours, int minutes, int seconds,
                   int milliseconds]);
-
- /**
-   * Returns this [Duration] in days. Incomplete days are discarded.
-   */
   final int inDays;
-
-  /**
-   * Returns this [Duration] in days. Incomplete hours are discarded.
-   * The returned value can be greater than 23.
-   */
   final int inHours;
-
-  /**
-   * Returns this [Duration] in minutes. Incomplete minutes are discarded.
-   * The returned value can be greater than 59.
-   */
   final int inMinutes;
-
-  /**
-   * Returns this [Duration] in seconds. Incomplete seconds are discarded.
-   * The returned value can be greater than 59.
-   */
   final int inSeconds;
-
-  /**
-   * Returns this [Duration] in milliseconds.
-   */
   final int inMilliseconds;
-
   static final int MILLISECONDS_PER_SECOND = 1000;
   static final int SECONDS_PER_MINUTE = 60;
   static final int MINUTES_PER_HOUR = 60;
   static final int HOURS_PER_DAY = 24;
-
   static final int MILLISECONDS_PER_MINUTE =
       MILLISECONDS_PER_SECOND * SECONDS_PER_MINUTE;
   static final int MILLISECONDS_PER_HOUR =
       MILLISECONDS_PER_MINUTE * MINUTES_PER_HOUR;
   static final int MILLISECONDS_PER_DAY =
       MILLISECONDS_PER_HOUR * HOURS_PER_DAY;
-
   static final int SECONDS_PER_HOUR = SECONDS_PER_MINUTE * MINUTES_PER_HOUR;
   static final int SECONDS_PER_DAY = SECONDS_PER_HOUR * HOURS_PER_DAY;
-
   static final int MINUTES_PER_DAY = MINUTES_PER_HOUR * HOURS_PER_DAY;
 }