Third step towards loading core library scripts directly from the sources

runtime/lib/date_patch.dart

 // Copyright (c) 2012, 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.
 
 // VM implementation of DateTime.
 patch class DateTime {
+  // Natives.
+  // The natives have been moved up here to work around Issue 10401.
+  static int _getCurrentMs() native "DateNatives_currentTimeMillis";
+
+  static String _timeZoneNameForClampedSeconds(int secondsSinceEpoch)
+      native "DateNatives_timeZoneName";
+
+  static int _timeZoneOffsetInSecondsForClampedSeconds(int secondsSinceEpoch)
+      native "DateNatives_timeZoneOffsetInSeconds";
+
+  static int _localTimeZoneAdjustmentInSeconds()
+      native "DateNatives_localTimeZoneAdjustmentInSeconds";
+
   /* patch */ DateTime._internal(int year,
                                  int month,
                                  int day,
                                  int hour,
                                  int minute,
                                  int second,
                                  int millisecond,
                                  bool isUtc)
       : this.isUtc = isUtc,
         this.millisecondsSinceEpoch = _brokenDownDateToMillisecondsSinceEpoch(
@@ skipping 285 matching lines @@
 
   static int _timeZoneOffsetInSeconds(int millisecondsSinceEpoch) {
     int equivalentSeconds = _equivalentSeconds(millisecondsSinceEpoch);
     return _timeZoneOffsetInSecondsForClampedSeconds(equivalentSeconds);
   }
 
   static String _timeZoneName(int millisecondsSinceEpoch) {
     int equivalentSeconds = _equivalentSeconds(millisecondsSinceEpoch);
     return _timeZoneNameForClampedSeconds(equivalentSeconds);
   }
-
-  // Natives
-  static int _getCurrentMs() native "DateNatives_currentTimeMillis";
-
-  static String _timeZoneNameForClampedSeconds(int secondsSinceEpoch)
-      native "DateNatives_timeZoneName";
-
-  static int _timeZoneOffsetInSecondsForClampedSeconds(int secondsSinceEpoch)
-      native "DateNatives_timeZoneOffsetInSeconds";
-
-  static int _localTimeZoneAdjustmentInSeconds()
-      native "DateNatives_localTimeZoneAdjustmentInSeconds";
 }