Remove 'initializeTestEnvironment' from 'analyzer'.

pkg/analyzer/test/src/task/inputs_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.test.src.task.inputs_test;
 
 import 'package:analyzer/src/task/inputs.dart';
 import 'package:analyzer/src/task/model.dart';
 import 'package:analyzer/task/model.dart';
 import 'package:test/test.dart';
 import 'package:test_reflective_loader/test_reflective_loader.dart';
 
 import '../../generated/test_support.dart';
-import '../../utils.dart';
 
 main() {
-  initializeTestEnvironment();
   defineReflectiveSuite(() {
     defineReflectiveTests(ConstantTaskInputBuilderTest);
     defineReflectiveTests(ConstantTaskInputTest);
     defineReflectiveTests(ListTaskInputImplTest);
     defineReflectiveTests(ListToListTaskInputTest);
     defineReflectiveTests(ListToListTaskInputBuilderTest);
     defineReflectiveTests(ListToMapTaskInputBuilderTest);
     defineReflectiveTests(ListToMapTaskInputTest);
     defineReflectiveTests(ObjectToListTaskInputBuilderTest);
     defineReflectiveTests(ObjectToListTaskInputTest);
@@ skipping 1041 matching lines @@
   test_moveNext_withSet() {
     Map<String, TaskInput> inputDescriptors = {'one': input1};
     TopLevelTaskInputBuilder builder =
         new TopLevelTaskInputBuilder(inputDescriptors);
     expect(builder.moveNext(), true);
     builder.currentValue = 'value1';
     expect(builder.moveNext(), false);
     expect(builder.moveNext(), false);
   }
 }