Migrating block 50, first commit, after tool has run

tests/language/compile_time_constant_c_test.dart

Index: tests/language/compile_time_constant_c_test.dart
diff --git a/tests/language/compile_time_constant_c_test.dart b/tests/language/compile_time_constant_c_test.dart
deleted file mode 100644
index 3ebc2e7e3671038a66a953fd32c491128d889d9e..0000000000000000000000000000000000000000
--- a/tests/language/compile_time_constant_c_test.dart
+++ /dev/null
@@ -1,23 +0,0 @@
-// Copyright (c) 2012, 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.
-
-const m0 = const {499: 400 + 99};
-const m1 = const {
-  "foo" + "bar": 42 //           //# 01: ok
-};
-const m2 = const {
-  "foo" * 4: 42 //               //# 02: compile-time error
-};
-const m3 = const {
-  "foo".codeUnitAt(0): 42 //     //# 03: compile-time error
-};
-
-use(x) => x;
-
-main() {
-  use(m0);
-  use(m1);
-  use(m2);
-  use(m3);
-}