Fix glob list on Windows.

pkg/glob/lib/src/utils.dart

 // Copyright (c) 2014, 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.
 
 library glob.utils;
 
 import 'package:path/path.dart' as p;
 
 /// A range from [min] to [max], inclusive.
 class Range {
@@ skipping 50 matching lines @@
 String regExpQuote(String contents) =>
     contents.replaceAllMapped(_quote, (char) => "\\${char[0]}");
 
 /// Returns [path] with all its separators replaced with forward slashes.
 ///
 /// This is useful when converting from Windows paths to globs.
 String separatorToForwardSlash(String path) {
   if (p.style != p.Style.windows) return path;
   return path.replaceAll('\\', '/');
 }
+
+/// Returns [path] which follows [context] converted to the POSIX format that
+/// globs match against.
+String toPosixPath(p.Context context, String path) {
+  if (context.style == p.Style.windows) return path.replaceAll('\\', '/');
+  if (context.style == p.Style.url) return Uri.decodeFull(path);
+  return path;
+}