Move kernel baseline tests to front_end.

pkg/front_end/test/fasta/function_in_field.dart

Index: pkg/front_end/test/fasta/function_in_field.dart
diff --git a/pkg/front_end/test/fasta/function_in_field.dart b/pkg/front_end/test/fasta/function_in_field.dart
deleted file mode 100644
index e15957964122c6271ffdafec0d33d5210da62a71..0000000000000000000000000000000000000000
--- a/pkg/front_end/test/fasta/function_in_field.dart
+++ /dev/null
@@ -1,12 +0,0 @@
-// Copyright (c) 2017, 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.
-
-var x = () {
-  var y = 42;
-  return y;
-};
-
-main() {
-  print(x());
-}