Move pkg/path to pkg/pathos.

utils/tests/pub/install/path/absolute_path_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 '../../../../../pkg/path/lib/path.dart' as path;
+import '../../../../../pkg/pathos/lib/path.dart' as path;
 
 import '../../test_pub.dart';
 
 main() {
   initConfig();
   integration('path dependency with absolute path', () {
     dir('foo', [
       libDir('foo'),
       libPubspec('foo', '0.0.1')
     ]).scheduleCreate();
@@ skipping 21 matching lines @@
     dir("moved").scheduleCreate();
     scheduleRename(packagesPath, "moved/packages");
 
     dir("moved/packages", [
       dir("foo", [
         file("foo.dart", 'main() => "foo";')
       ])
     ]).scheduleValidate();
   });
 }