Migrating block 50, first commit, after tool has run

tests/language/compile_time_constant_checked5_test.dart

Index: tests/language/compile_time_constant_checked5_test.dart
diff --git a/tests/language/compile_time_constant_checked5_test.dart b/tests/language/compile_time_constant_checked5_test.dart
deleted file mode 100644
index d370dd28ce507f5c889c03c8d94d862a107beed4..0000000000000000000000000000000000000000
--- a/tests/language/compile_time_constant_checked5_test.dart
+++ /dev/null
@@ -1,79 +0,0 @@
-// Copyright (c) 2014, 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.
-
-class A {
-  const A();
-}
-
-class B extends A {
-  const B();
-}
-
-class C extends A {
-  const C();
-  const factory C.d() = D;
-}
-
-class D extends B implements C {
-  const D();
-}
-
-class Test1 {
-  final A x = const A(); //# 01: ok
-  final A x = const B(); //# 02: ok
-  final B x = const A(); //# 03: checked mode compile-time error
-  final B x = const C(); //# 04: checked mode compile-time error, static type warning
-  final B x = const C.d(); //# 05: static type warning
-  const Test1();
-}
-
-// Will be instantiated with U=A and V=B.
-class Test2<U, V> {
-  final U x = const A(); //# 06: static type warning
-  final U x = const B(); //# 07: static type warning
-  final V x = const A(); //# 08: checked mode compile-time error, static type warning
-  final V x = const C(); //# 09: checked mode compile-time error, static type warning
-  final V x = const C.d(); //# 10: static type warning
-  const Test2();
-}
-
-// Will be instantiated with U=A and V=B.
-class Test3<U extends A, V extends B> {
-  final U x = const A(); //# 11: ok
-  final U x = const B(); //# 12: static type warning
-  final V x = const A(); //# 13: checked mode compile-time error
-  final V x = const C(); //# 14: checked mode compile-time error, static type warning
-  final V x = const C.d(); //# 15: static type warning
-  const Test3();
-}
-
-// Will be instantiated with U=A and V=B.
-class Test4<U extends A, V extends A> {
-  final U x = const A(); //# 16: ok
-  final U x = const B(); //# 17: static type warning
-  final V x = const A(); //# 18: checked mode compile-time error
-  final V x = const C(); //# 19: checked mode compile-time error, static type warning
-  final V x = const C.d(); //# 20: static type warning
-  const Test4();
-}
-
-// Will be instantiated with U=dynamic and V=dynamic.
-class Test5<U extends A, V extends B> {
-  final U x = const A(); //# 21: ok
-  final U x = const B(); //# 22: static type warning
-  final V x = const A(); //# 23: ok
-  final V x = const C(); //# 24: static type warning
-  final V x = const C.d(); //# 25: static type warning
-  const Test5();
-}
-
-use(x) => x;
-
-main() {
-  use(const Test1());
-  use(const Test2<A, B>());
-  use(const Test3<A, B>());
-  use(const Test4<A, B>());
-  use(const Test5());
-}