Fix a bunch of pub tests that started running "pub get".

test/dart2js/reports_dart_parse_errors_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.
 
 // Dart2js can take a long time to compile dart code, so we increase the timeout
 // to cope with that.
 @Timeout.factor(3)
 
 import 'package:path/path.dart' as p;
 import 'package:pub/src/exit_codes.dart' as exit_codes;
 import 'package:scheduled_test/scheduled_test.dart';
 import 'package:scheduled_test/scheduled_stream.dart';
 
 import '../descriptor.dart' as d;
 import '../test_pub.dart';
 
 main() {
   integration("reports Dart parse errors", () {
     d.dir(appPath, [
       d.appPubspec(),
       d.dir('web', [
         d.file('file.txt', 'contents'),
         d.file('file.dart', 'void void;'),
         d.dir('subdir', [
           d.file('subfile.dart', 'void void;')
         ])
       ])
     ]).create();
 
+    pubGet();
     var pub = startPub(args: ["build"]);
     pub.stdout.expect(startsWith("Loading source assets..."));
     pub.stdout.expect(startsWith("Building myapp..."));
 
     var consumeFile = consumeThrough(inOrder([
       "[Error from Dart2JS]:",
       startsWith(p.join("web", "file.dart") + ":")
     ]));
     var consumeSubfile = consumeThrough(inOrder([
       "[Error from Dart2JS]:",
       startsWith(p.join("web", "subdir", "subfile.dart") + ":")
     ]));
 
     // It's nondeterministic what order the dart2js transformers start running,
     // so we allow the error messages to be emitted in either order.
     pub.stderr.expect(either(
         inOrder([consumeFile, consumeSubfile]),
         inOrder([consumeSubfile, consumeFile])));
 
     pub.shouldExit(exit_codes.DATA);
 
     // Doesn't output anything if an error occurred.
     d.dir(appPath, [
       d.dir('build', [
         d.nothing('web')
       ])
     ]).validate();
   });
 }