Make integration tests a bit cleaner.

utils/tests/pub/install/git/check_out_and_update_test.dart

Index: utils/tests/pub/install/git/check_out_and_update_test.dart
diff --git a/utils/tests/pub/install/git/check_out_and_update_test.dart b/utils/tests/pub/install/git/check_out_and_update_test.dart
index 4bcbba600ce19f3b6b34e98df2ee05c86afbd928..22fed5013e6a0c22e7009774d5af9da80c67ee39 100644
--- a/utils/tests/pub/install/git/check_out_and_update_test.dart
+++ b/utils/tests/pub/install/git/check_out_and_update_test.dart
@@ -7,10 +7,9 @@ library pub_tests;
 import 'dart:io';
 
 import '../../test_pub.dart';
-import '../../../../../pkg/unittest/lib/unittest.dart';
 
 main() {
-  test('checks out and updates a package from Git', () {
+  integration('checks out and updates a package from Git', () {
     ensureGit();
 
     git('foo.git', [
@@ -63,7 +62,5 @@ main() {
         file('foo.dart', 'main() => "foo 2";')
       ])
     ]).scheduleValidate();
-
-    run();
   });
 }