More fixes for failures on the Windows bot

pkg/analyzer/test/src/task/model_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 test.src.task.model_test;
 
 import 'package:analyzer/src/generated/engine.dart' hide AnalysisTask;
 import 'package:analyzer/src/generated/java_engine.dart';
 import 'package:analyzer/src/task/model.dart';
 import 'package:analyzer/task/model.dart';
 import 'package:unittest/unittest.dart';
 
 import '../../generated/test_support.dart';
 import '../../reflective_tests.dart';
+import '../../utils.dart';
 import 'test_support.dart';
 
 main() {
-  groupSep = ' | ';
+  initializeTestEnvironment();
   runReflectiveTests(AnalysisTaskTest);
   runReflectiveTests(ResultDescriptorImplTest);
   runReflectiveTests(SimpleResultCachingPolicyTest);
   runReflectiveTests(TaskDescriptorImplTest);
 }
 
 @reflectiveTest
 class AnalysisTaskTest extends EngineTestCase {
   test_getRequiredInput_missingKey() {
     AnalysisTarget target = new TestSource();
@@ skipping 81 matching lines @@
     TaskDescriptorImpl descriptor =
         new TaskDescriptorImpl(name, buildTask, createTaskInputs, results);
     expect(descriptor, isNotNull);
     expect(descriptor.name, name);
     expect(descriptor.buildTask, equals(buildTask));
     expect(descriptor.createTaskInputs, equals(createTaskInputs));
     expect(descriptor.results, results);
   }
 
   test_createTask() {
-    BuildTask buildTask =
-        (context, target) => new TestAnalysisTask(context, target);
+    BuildTask buildTask = (context, target) =>
+        new TestAnalysisTask(context, target);
     CreateTaskInputs createTaskInputs = (target) {};
     List<ResultDescriptor> results = <ResultDescriptor>[];
     TaskDescriptorImpl descriptor =
         new TaskDescriptorImpl('name', buildTask, createTaskInputs, results);
     AnalysisContext context = null;
     AnalysisTarget target = new TestSource();
     Map<String, dynamic> inputs = {};
     AnalysisTask createTask = descriptor.createTask(context, target, inputs);
     expect(createTask, isNotNull);
     expect(createTask.context, context);
     expect(createTask.inputs, inputs);
     expect(createTask.target, target);
   }
 }