Move pub into sdk/lib/_internal.

utils/tests/pub/lish/cloud_storage_upload_provides_an_error_test.dart

-// Copyright (c) 2013, 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 'dart:io';
-import 'dart:json' as json;
-
-import 'package:scheduled_test/scheduled_test.dart';
-import 'package:scheduled_test/scheduled_server.dart';
-
-import '../../../pub/io.dart';
-import '../descriptor.dart' as d;
-import '../test_pub.dart';
-import 'utils.dart';
-
-main() {
-  initConfig();
-  setUp(d.validPackage.create);
-
-  integration('cloud storage upload provides an error', () {
-    var server = new ScheduledServer();
-    d.credentialsFile(server, 'access token').create();
-    var pub = startPublish(server);
-
-    confirmPublish(pub);
-    handleUploadForm(server);
-
-    server.handle('POST', '/upload', (request) {
-      return drainStream(request).then((_) {
-        request.response.statusCode = 400;
-        request.response.headers.contentType =
-            new ContentType('application', 'xml');
-        request.response.write('<Error><Message>Your request sucked.'
-            '</Message></Error>');
-        request.response.close();
-      });
-    });
-
-    // TODO(nweiz): This should use the server's error message once the client
-    // can parse the XML.
-    expect(pub.nextErrLine(),
-        completion(equals('Failed to upload the package.')));
-    pub.shouldExit(1);
-  });
-}