Change getRange to sublist. Make getRange deprecated.

pkg/scheduled_test/lib/src/descriptor/directory.dart

 // Copyright (c) 2013, 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 descriptor.file;
 
 import 'dart:async';
 import 'dart:io' as io;
 
 import '../../../../../pkg/pathos/lib/path.dart' as path;
@@ skipping 44 matching lines @@
       var matchingEntries = contents.where((entry) =>
           entry.stringName == split.first).toList();
 
       if (matchingEntries.length == 0) {
         throw "Couldn't find an entry named '${split.first}' within "
             "$nameDescription.";
       } else if (matchingEntries.length > 1) {
         throw "Found multiple entries named '${split.first}' within "
             "$nameDescription.";
       } else {
-        var remainingPath = split.getRange(1, split.length - 1);
+        var remainingPath = split.sublist(1);
         if (remainingPath.isEmpty) {
           return matchingEntries.first.read();
         } else {
           return matchingEntries.first.load(_path.joinAll(remainingPath));
         }
       }
     }));
   }
 
   Stream<List<int>> read() => errorStream("Can't read the contents of "
@@ skipping 11 matching lines @@
           .replaceFirst('|   ', '|-- ');
       buffer.writeln(entryString);
     }
 
     var lastEntryString = prefixLines(contents.last.describe(), prefix: '    ')
         .replaceFirst('    ', "'-- ");
     buffer.write(lastEntryString);
     return buffer.toString();
   }
 }