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

tools/html_json_doc/test/html_json_doc_test.dart

Index: tools/html_json_doc/test/html_json_doc_test.dart
diff --git a/tools/html_json_doc/test/html_json_doc_test.dart b/tools/html_json_doc/test/html_json_doc_test.dart
index 4d721dcc9fd2db7720105978c5d1d98f1ececec9..352d2aa8b7e78d9cf9e927abb10509ead250b36c 100644
--- a/tools/html_json_doc/test/html_json_doc_test.dart
+++ b/tools/html_json_doc/test/html_json_doc_test.dart
@@ -81,7 +81,7 @@ Future _copyFiles(Path fromDir, Path toDir) {
   final lister = htmlDir.list(recursive: false);
 
   lister.onFile = (String path) {
-    final name = new Path.fromNative(path).filename;
+    final name = new Path(path).filename;
 
     // Ignore private classes.
     if (name.startsWith('_')) return;
@@ -100,4 +100,4 @@ Future _copyFiles(Path fromDir, Path toDir) {
     completer.complete(null);
   };
   return completer.future;
-}
+}