Allow Platform.executable for JIT app snapshots.

tests/standalone/io/stdio_implicit_close_test.dart

Index: tests/standalone/io/stdio_implicit_close_test.dart
diff --git a/tests/standalone/io/stdio_implicit_close_test.dart b/tests/standalone/io/stdio_implicit_close_test.dart
index dc67f0ea3979ce7ff77bcf6fa829206e7c8645cd..07e8dc0693d5a4b181b1e58748b769428b405702 100644
--- a/tests/standalone/io/stdio_implicit_close_test.dart
+++ b/tests/standalone/io/stdio_implicit_close_test.dart
@@ -2,6 +2,8 @@
 // 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.
 
+// OtherResources=stdio_implicit_close_script.dart
+
 import "package:async_helper/async_helper.dart";
 import "package:expect/expect.dart";
 import "dart:convert";