Migrate language/arithmetic2_test ... language/async_await_syntax_test.

tests/language/assertion_initializer_const_error2_test.dart

Index: tests/language/assertion_initializer_const_error2_test.dart
diff --git a/tests/language/assertion_initializer_const_error2_test.dart b/tests/language/assertion_initializer_const_error2_test.dart
deleted file mode 100644
index a58ff670e1c0e94a77ef000bf2bdc94a9316e950..0000000000000000000000000000000000000000
--- a/tests/language/assertion_initializer_const_error2_test.dart
+++ /dev/null
@@ -1,64 +0,0 @@
-// Copyright (c) 201, 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.
-// VMOptions=--assert_initializer
-//
-// Dart test program testing assert statements.
-
-import "package:expect/expect.dart";
-
-class C {
-  final int x;
-  // Const constructors.
-  const C.cc01(this.x, y)
-      : assert(x < y)  //# cc01: compile-time error
-  ;
-  const C.cc02(x, y) : x = x,
-      assert(x < y)  //# cc02: compile-time error
-      ;
-  const C.cc03(x, y) :
-      assert(x < y),  //# cc03: compile-time error
-      x = x;
-  const C.cc04(this.x, y) : super()
-      , assert(x < y)  //# cc04: compile-time error
-      ;
-  const C.cc05(this.x, y) :
-      assert(x < y),   //# cc05: compile-time error
-      super();
-  const C.cc06(x, y) : x = x, super()
-      , assert(x < y)  //# cc06: compile-time error
-      ;
-  const C.cc07(x, y) :
-      assert(x < y),  //# cc07: compile-time error
-      super(), x = x;
-  const C.cc08(x, y) :
-      assert(x < y),  //# cc08: compile-time error
-      super(), x = x
-      , assert(y > x)  //# cc08: continued
-      ;
-  const C.cc09(this.x, y)
-      : assert(x < y, "$x < $y")  //# cc09: compile-time error
-      ;
-  const C.cc10(this.x, y)
-      : assert(x < y,)  //# cc10: compile-time error
-      ;
-  const C.cc11(this.x, y)
-      : assert(x < y, "$x < $y",)  //# cc11: compile-time error
-      ;
-}
-
-
-main() {
-  // Failing assertions in const invociations are compile-time errors.
-  const C.cc01(2, 1);  //# cc01: compile-time error
-  const C.cc02(2, 1);  //# cc02: compile-time error
-  const C.cc03(2, 1);  //# cc03: compile-time error
-  const C.cc04(2, 1);  //# cc04: compile-time error
-  const C.cc05(2, 1);  //# cc05: compile-time error
-  const C.cc06(2, 1);  //# cc06: compile-time error
-  const C.cc07(2, 1);  //# cc07: compile-time error
-  const C.cc08(2, 1);  //# cc08: compile-time error
-  const C.cc09(2, 1);  //# cc09: compile-time error
-  const C.cc10(2, 1);  //# cc10: compile-time error
-  const C.cc11(2, 1);  //# cc11: compile-time error
-}