Remove 'initializeTestEnvironment' from 'analysis_server'.

pkg/analysis_server/test/integration/server/test_all.dart

Index: pkg/analysis_server/test/integration/server/test_all.dart
diff --git a/pkg/analysis_server/test/integration/server/test_all.dart b/pkg/analysis_server/test/integration/server/test_all.dart
index 9402f5f8e6ce6f4d9ec8855c68d056390e77b0df..b2a8af0b439b487c023480c2aaa519ce170adb05 100644
--- a/pkg/analysis_server/test/integration/server/test_all.dart
+++ b/pkg/analysis_server/test/integration/server/test_all.dart
@@ -6,7 +6,6 @@ library test.integration.server.all;
 
 import 'package:test_reflective_loader/test_reflective_loader.dart';
 
-import '../../utils.dart';
 import 'get_version_test.dart' as get_version_test;
 import 'set_subscriptions_invalid_service_test.dart'
     as set_subscriptions_invalid_service_test;
@@ -18,7 +17,6 @@ import 'status_test.dart' as status_test;
  * Utility for manually running all integration tests.
  */
 main() {
-  initializeTestEnvironment();
   defineReflectiveSuite(() {
     get_version_test.main();
     set_subscriptions_test.main();