Revert "Use native async/await support in pub."

sdk/lib/_internal/pub_generated/test/get/git/lock_version_test.dart

Index: sdk/lib/_internal/pub_generated/test/get/git/lock_version_test.dart
diff --git a/sdk/lib/_internal/pub/test/get/git/lock_version_test.dart b/sdk/lib/_internal/pub_generated/test/get/git/lock_version_test.dart
similarity index 64%
copy from sdk/lib/_internal/pub/test/get/git/lock_version_test.dart
copy to sdk/lib/_internal/pub_generated/test/get/git/lock_version_test.dart
index 0d764576155b5a3639e47bf47d7b021edc574297..63acc2cb3c4165c8257c98a37f0695dcdc9b2790 100644
--- a/sdk/lib/_internal/pub/test/get/git/lock_version_test.dart
+++ b/sdk/lib/_internal/pub_generated/test/get/git/lock_version_test.dart
@@ -16,37 +16,33 @@ main() {
   integration('keeps a Git package locked to the version in the lockfile', () {
     ensureGit();
 
-    d.git('foo.git', [
-      d.libDir('foo'),
-      d.libPubspec('foo', '1.0.0')
-    ]).create();
+    d.git('foo.git', [d.libDir('foo'), d.libPubspec('foo', '1.0.0')]).create();
 
-    d.appDir({"foo": {"git": "../foo.git"}}).create();
+    d.appDir({
+      "foo": {
+        "git": "../foo.git"
+      }
+    }).create();
 
     // This get should lock the foo.git dependency to the current revision.
     pubGet();
 
-    d.dir(packagesPath, [
-      d.dir('foo', [
-        d.file('foo.dart', 'main() => "foo";')
-      ])
-    ]).validate();
+    d.dir(
+        packagesPath,
+        [d.dir('foo', [d.file('foo.dart', 'main() => "foo";')])]).validate();
 
     // Delete the packages path to simulate a new checkout of the application.
     schedule(() => deleteEntry(path.join(sandboxDir, packagesPath)));
 
-    d.git('foo.git', [
-      d.libDir('foo', 'foo 2'),
-      d.libPubspec('foo', '1.0.0')
-    ]).commit();
+    d.git(
+        'foo.git',
+        [d.libDir('foo', 'foo 2'), d.libPubspec('foo', '1.0.0')]).commit();
 
     // This get shouldn't upgrade the foo.git dependency due to the lockfile.
     pubGet();
 
-    d.dir(packagesPath, [
-      d.dir('foo', [
-        d.file('foo.dart', 'main() => "foo";')
-      ])
-    ]).validate();
+    d.dir(
+        packagesPath,
+        [d.dir('foo', [d.file('foo.dart', 'main() => "foo";')])]).validate();
   });
 }