Revert "Handle metadata on nested function parameters."

tests/language/parameter_metadata_test.dart

Index: tests/language/parameter_metadata_test.dart
diff --git a/tests/language/parameter_metadata_test.dart b/tests/language/parameter_metadata_test.dart
deleted file mode 100644
index 3f256900696d9920df3f13fbfc8ebd3be5687757..0000000000000000000000000000000000000000
--- a/tests/language/parameter_metadata_test.dart
+++ /dev/null
@@ -1,19 +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.
-
-// Test that metadata annotations can be handled on nested parameters.
-
-test(
-     @deprecated    /// 01: ok
-     f(
-       @deprecated  /// 02: ok
-       a,
-       @deprecated  /// 03: ok
-       g(
-         @deprecated /// 04: ok
-         b))) {}
-
-main() {
-  test(null);
-}