Regenerate pub sources.

sdk/lib/_internal/pub_generated/test/snapshot/doesnt_load_irrelevant_transformers_test.dart

Index: sdk/lib/_internal/pub_generated/test/snapshot/doesnt_load_irrelevant_transformers_test.dart
diff --git a/sdk/lib/_internal/pub_generated/test/snapshot/doesnt_load_irrelevant_transformers_test.dart b/sdk/lib/_internal/pub_generated/test/snapshot/doesnt_load_irrelevant_transformers_test.dart
index 319882bc885e26ce362c47c6bf726fdfb67191d5..7759718f0d3d4d97c53e1065cdc9ac607b81291c 100644
--- a/sdk/lib/_internal/pub_generated/test/snapshot/doesnt_load_irrelevant_transformers_test.dart
+++ b/sdk/lib/_internal/pub_generated/test/snapshot/doesnt_load_irrelevant_transformers_test.dart
@@ -1,8 +1,15 @@
+// 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.
+
 library pub_tests;
+
 import 'package:path/path.dart' as p;
 import 'package:scheduled_test/scheduled_test.dart';
+
 import '../descriptor.dart' as d;
 import '../test_pub.dart';
+
 const BROKEN_TRANSFORMER = """
 import 'dart:async';
 
@@ -14,17 +21,22 @@ class BrokenTransformer extends Transformer {
   // This file intentionally has a syntax error so that any attempt to load it
   // will crash.
 """;
+
 main() {
   initConfig();
+
+  // Regression test for issue 20917.
   integration("snapshots the transformed version of an executable", () {
     servePackages((builder) {
       builder.serveRepoPackage('barback');
+
       builder.serve(
           "foo",
           "1.2.3",
           contents: [
               d.dir("bin", [d.file("hello.dart", "void main() => print('hello!');")])]);
     });
+
     d.dir(appPath, [d.pubspec({
         "name": "myapp",
         "dependencies": {
@@ -34,13 +46,16 @@ main() {
         "transformers": ["myapp"]
       }),
           d.dir("lib", [d.file("transformer.dart", BROKEN_TRANSFORMER)])]).create();
+
     pubGet(output: contains("Precompiled foo:hello."));
+
     d.dir(
         p.join(appPath, '.pub', 'bin'),
         [
             d.dir(
                 'foo',
                 [d.matcherFile('hello.dart.snapshot', contains('hello!'))])]).validate();
+
     var process = pubRun(args: ['foo:hello']);
     process.stdout.expect("hello!");
     process.shouldExit();