Default constructor for dart:io Path now handles native Windows paths. Path() now does the same as…

sdk/lib/_internal/dartdoc/test/dartdoc_test.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.
 
 /// Unit tests for doc.
 library dartdocTests;
 
 import 'dart:async';
 import 'dart:io';
 
@@ skipping 101 matching lines @@
       expect(doc.relativePath('other/sub/file.html'), equals(
           '../../other/sub/file.html'));
     });
 
     test('from nested to directory with different path', () {
       doc.startFile('dir/sub/file.html');
       expect(doc.relativePath('other/file.html'), equals(
           '../../other/file.html'));
     });
   });
-  
+
   group('integration tests', () {
     test('no entrypoints', () {
       expect(_runDartdoc([], exitCode: 1), completes);
     });
 
     test('library with no packages', () {
       expect(_runDartdoc(
-          [new Path.fromNative('test/test_files/other_place/'
+          [new Path('test/test_files/other_place/'
               'no_package_test_file.dart').toNativePath()]),
         completes);
     });
 
     test('library with packages', () {
       expect(_runDartdoc(
-          [new Path.fromNative('test/test_files/'
+          [new Path('test/test_files/'
               'package_test_file.dart').toNativePath()]),
         completes);
     });
 
   });
 }
 
 Future _runDartdoc(List<String> arguments, {int exitCode: 0}) {
   var dartBin = new Options().executable;
   var dartdoc = 'bin/dartdoc.dart';
   arguments.insertRange(0, 1, dartdoc);
   return Process.run(dartBin, arguments)
       .then((result) {
         expect(result.exitCode, exitCode);
       });
 }