Remove support for Javascript warnings in the VM.

tests/standalone/javascript_int_overflow_literal_test.dart

Index: tests/standalone/javascript_int_overflow_literal_test.dart
diff --git a/tests/standalone/javascript_int_overflow_literal_test.dart b/tests/standalone/javascript_int_overflow_literal_test.dart
deleted file mode 100644
index d54df3a0fea054842315dac157b45e95f8e10115..0000000000000000000000000000000000000000
--- a/tests/standalone/javascript_int_overflow_literal_test.dart
+++ /dev/null
@@ -1,18 +0,0 @@
-// Copyright (c) 2013, 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=--throw_on_javascript_int_overflow --print_stacktrace_at_throw
-
-
-import "package:expect/expect.dart";
-
-int literals() {
-  var okay_literal = 0x20000000000000;
-  var too_big_literal = 0x20000000000001;  /// 01: compile-time error
-  return okay_literal;
-}
-
-main() {
-  Expect.equals(0x20000000000000, literals());
-}