Move kernel baseline tests to front_end.

pkg/front_end/test/fasta/await.dart

Index: pkg/front_end/test/fasta/await.dart
diff --git a/pkg/front_end/test/fasta/await.dart b/pkg/front_end/test/fasta/await.dart
deleted file mode 100644
index 03f2945696f49e0b8c7bc43fafef2719fbe5ffc9..0000000000000000000000000000000000000000
--- a/pkg/front_end/test/fasta/await.dart
+++ /dev/null
@@ -1,7 +0,0 @@
-// Copyright (c) 2016, 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.
-
-main() async {
-  print(await "Hello, World!");
-}