Pull args, intl, logging, shelf, and source_maps out of the SDK.

pkg/intl/test/message_extraction/really_fail_extraction_test.dart

Index: pkg/intl/test/message_extraction/really_fail_extraction_test.dart
diff --git a/pkg/intl/test/message_extraction/really_fail_extraction_test.dart b/pkg/intl/test/message_extraction/really_fail_extraction_test.dart
deleted file mode 100644
index 76f52519bc6ebf5c2e389e828704bbab7c80e2ed..0000000000000000000000000000000000000000
--- a/pkg/intl/test/message_extraction/really_fail_extraction_test.dart
+++ /dev/null
@@ -1,14 +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.
-
-library really_fail_extraction_test;
-
-import "failed_extraction_test.dart";
-import "package:unittest/unittest.dart";
-
-main() {
-  test("Expect failure because warnings are errors", () {
-    runTestWithWarnings(warningsAreErrors: true, expectedExitCode: 1);
-  });
-}