Fix glob list failure on Windows.

pkg/glob/lib/src/list_tree.dart

Index: pkg/glob/lib/src/list_tree.dart
diff --git a/pkg/glob/lib/src/list_tree.dart b/pkg/glob/lib/src/list_tree.dart
index bf6f7a4a73d023c3aa45064f9b22b34336a00e0d..3667d63c1abbd2a1a9492af9601203717604f736 100644
--- a/pkg/glob/lib/src/list_tree.dart
+++ b/pkg/glob/lib/src/list_tree.dart
@@ -13,11 +13,13 @@ import 'ast.dart';
 import 'stream_pool.dart';
 import 'utils.dart';
 
-/// The errno for a file or directory not existing.
-///
-/// This is consistent across platforms.
+/// The errno for a file or directory not existing on Mac and Linux.
 const _ENOENT = 2;
 
+/// Another errno we see on Windows when trying to list a non-existent
+/// directory.
+const _ENOENT_WIN = 3;
+
 /// A structure built from a glob that efficiently lists filesystem entities
 /// that match that glob.
 ///
@@ -331,7 +333,8 @@ class _ListTreeNode {
           // glob "foo/bar/*/baz" should fail if "foo/bar" doesn't exist but
           // succeed if "foo/bar/qux/baz" doesn't exist.
           return error is FileSystemException &&
-              error.osError.errorCode == _ENOENT;
+              (error.osError.errorCode == _ENOENT ||
+              error.osError.errorCode == _ENOENT_WIN);
         });
         resultPool.add(stream);
       });
@@ -382,7 +385,8 @@ class _ListTreeNode {
           // that we only ignore warnings below wild cards. For example, the
           // glob "foo/bar/*/baz" should fail if "foo/bar" doesn't exist but
           // succeed if "foo/bar/qux/baz" doesn't exist.
-          if (error.osError.errorCode == _ENOENT) {
+          if (error.osError.errorCode == _ENOENT ||
+              error.osError.errorCode == _ENOENT_WIN) {
             return const [];
           } else {
             rethrow;