Use native async/await support in pub.

sdk/lib/_internal/pub_generated/test/global/activate/snapshots_git_executables_test.dart

Index: sdk/lib/_internal/pub_generated/test/global/activate/snapshots_git_executables_test.dart
diff --git a/sdk/lib/_internal/pub_generated/test/global/activate/snapshots_git_executables_test.dart b/sdk/lib/_internal/pub_generated/test/global/activate/snapshots_git_executables_test.dart
deleted file mode 100644
index c6b2633bf3983bed1179418ca6bc06c70f958424..0000000000000000000000000000000000000000
--- a/sdk/lib/_internal/pub_generated/test/global/activate/snapshots_git_executables_test.dart
+++ /dev/null
@@ -1,52 +0,0 @@
-// Copyright (c) 2014, 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.
-
-import 'package:scheduled_test/scheduled_test.dart';
-
-import '../../descriptor.dart' as d;
-import '../../test_pub.dart';
-
-main() {
-  initConfig();
-  integration('snapshots the executables for a Git repo', () {
-    ensureGit();
-
-    d.git(
-        'foo.git',
-        [
-            d.libPubspec("foo", "1.0.0"),
-            d.dir(
-                "bin",
-                [
-                    d.file("hello.dart", "void main() => print('hello!');"),
-                    d.file("goodbye.dart", "void main() => print('goodbye!');"),
-                    d.file("shell.sh", "echo shell"),
-                    d.dir(
-                        "subdir",
-                        [d.file("sub.dart", "void main() => print('sub!');")])])]).create();
-
-    schedulePub(
-        args: ["global", "activate", "-sgit", "../foo.git"],
-        output: allOf(
-            [contains('Precompiled foo:hello.'), contains("Precompiled foo:goodbye.")]));
-
-    d.dir(
-        cachePath,
-        [
-            d.dir(
-                'global_packages',
-                [
-                    d.dir(
-                        'foo',
-                        [
-                            d.matcherFile('pubspec.lock', contains('1.0.0')),
-                            d.dir(
-                                'bin',
-                                [
-                                    d.matcherFile('hello.dart.snapshot', contains('hello!')),
-                                    d.matcherFile('goodbye.dart.snapshot', contains('goodbye!')),
-                                    d.nothing('shell.sh.snapshot'),
-                                    d.nothing('subdir')])])])]).validate();
-  });
-}