Remove 'initializeTestEnvironment' from 'analysis_server'.

pkg/analysis_server/test/services/search/test_all.dart

Index: pkg/analysis_server/test/services/search/test_all.dart
diff --git a/pkg/analysis_server/test/services/search/test_all.dart b/pkg/analysis_server/test/services/search/test_all.dart
index f3d733d8896c6d3478562cf2b3f93680202e86cf..39251a568540f8c3ebe7bb384b8f697f704e853a 100644
--- a/pkg/analysis_server/test/services/search/test_all.dart
+++ b/pkg/analysis_server/test/services/search/test_all.dart
@@ -6,7 +6,6 @@ library test.services.src.search.all;
 
 import 'package:test_reflective_loader/test_reflective_loader.dart';
 
-import '../../utils.dart';
 import 'hierarchy_test.dart' as hierarchy_test;
 import 'search_engine_test.dart' as search_engine_test;
 
@@ -14,7 +13,6 @@ import 'search_engine_test.dart' as search_engine_test;
  * Utility for manually running all tests.
  */
 main() {
-  initializeTestEnvironment();
   defineReflectiveSuite(() {
     hierarchy_test.main();
     search_engine_test.main();