Run the sorter to reduce code churn

pkg/analyzer_cli/test/driver_test.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_cli.test.driver;
 
 import 'dart:async';
 import 'dart:io';
 
 import 'package:analyzer/error/error.dart';
@@ skipping 592 matching lines @@
   throw new Exception('Could not find an SDK directory containing summaries.'
       '  Tried: ${triedDirectories.toList()}');
 }
 
 Map<String, YamlNode> parseOptions(String src) =>
     new AnalysisOptionsProvider().getOptionsFromString(src);
 
 ErrorProcessor processorFor(AnalysisError error) =>
     processors.firstWhere((p) => p.appliesTo(error));
 
+/// Normalize text with bullets.
+String _bulletToDash(item) => '$item'.replaceAll('•', '-');
+
 class TestSource implements Source {
   TestSource();
 
   @override
   noSuchMethod(Invocation invocation) => super.noSuchMethod(invocation);
 }
-
-/// Normalize text with bullets.
-String _bulletToDash(item) => '$item'.replaceAll('•', '-');