Fix some broken pkgbuild tests.

tools/testing/dart/test_suite.dart

 // Copyright (c) 2012, 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.
 
 /**
  * Classes and methods for enumerating and preparing tests.
  *
  * This library includes:
  *
  * - Creating tests by listing all the Dart files in certain directories,
@@ skipping 877 matching lines @@
       // NOTE: We make a link in the package-root to pkg/expect, since
       // 'package:expect' is not available on pub.dartlang.org!
       var expectLink = newPackageRoot.append('expect');
       var expectLinkTarget = TestUtils.dartDir
           .append('pkg').append('expect').append('lib');
 
       // Generate dependency overrides if we use repository packages.
       var packageDirectories = {};
       if (configuration['use_repository_packages']) {
         packageDirectories = new Map.from(localPackageDirectories);
+
+        // Don't create a dependency override for pub, since it's an application
+        // package and it has a dependency on compiler_unsupported which isn't
+        // in the repo.
+        packageDirectories.remove('pub');
+
         // Do not create an dependency override for the package itself.
         if (packageDirectories.containsKey(packageName)) {
           packageDirectories.remove(packageName);
         }
       }
       var overrides = buildPubspecDependencyOverrides(packageDirectories);
 
       commands.add(CommandBuilder.instance.getModifyPubspecCommand(
           pubspecYamlFile.toNativePath(), overrides,
           destinationFile: modifiedYamlFile.toNativePath()));
@@ skipping 1073 matching lines @@
         // Collect necessary paths for pubspec.yaml overrides, pub-cache, ...
         var checkoutDir =
             createPubPackageBuildsDirectory(absoluteDirectoryPath);
         var cacheDir = new Path(checkoutDir).append("pub-cache").toNativePath();
         var pubspecYamlFile =
             new Path(checkoutDir).append('pubspec.yaml').toNativePath();
 
         var packageDirectories = {};
         if (!configuration['use_public_packages']) {
           packageDirectories = new Map.from(localPackageDirectories);
+
+          // Don't create a dependency override for pub, since it's an
+          // application package and it has a dependency on compiler_unsupported
+          // which isn't in the repo.
+          packageDirectories.remove('pub');
+
           if (packageDirectories.containsKey(packageName)) {
             packageDirectories.remove(packageName);
           }
         }
         var dependencyOverrides =
             buildPubspecDependencyOverrides(packageDirectories);
 
         // Build all commands
         var commands = new List<Command>();
         commands.add(
@@ skipping 430 matching lines @@
       for (var key in PATH_REPLACEMENTS.keys) {
         if (path.startsWith(key)) {
           path = path.replaceFirst(key, PATH_REPLACEMENTS[key]);
           break;
         }
       }
     }
     return path;
   }
 }