Add test with implicit super() initializer.

tests/language/language.status

 # Copyright (c) 2011, 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.
 
 # This directory contains tests that are intended to show the
 # current state of the language.
 
 # In order to maintain maximum test coverage for all builds,
 # please use the following procedure to mark a test
 # failed on an architecture other than the one you are working on.
@@ skipping 101 matching lines @@
 MethodOverrideTest: Crash    # Bug 5516001.
 DynamicTest: Fail            # Bug 5527899.
 
 FieldNegativeTest: Fail      # Bug 4207626.
 FunctionTypeAliasNegativeTest: Fail  # Bug 5231617.
 ExampleConstructorTest: Fail # Bug 4205742.
 CTConstTest: Fail            # Bug 4510015.
 Constructor2NegativeTest: Fail  # Bug 4208594.
 Constructor2Test: Fail       # Issue 255
 Constructor3Test: Fail       # Issue 257
+Constructor4Test: Fail       # Issue 286
 ClassOverrideNegativeTest: Fail  # Bug 4205768.
 BitOperationsTest: Fail      # Uses bignums.
 ListLiteral3Test: Fail      # Bug 4510015.
 ListTest: Fail              # Bug 5146975.
 StackTraceTest: Fail         # Bug 4971920.
 ExpectTest: Fail             # Missing extensions to class Expect.
 DivByZeroTest: Fail          # Bug 5184183
 OverrideFieldMethod1NegativeTest: Fail # Bug 5215249
 OverrideFieldMethod2NegativeTest: Fail # Bug 5215249
 OverrideFieldMethod3NegativeTest: Fail # Bug 5215249
@@ skipping 43 matching lines @@
 TypedMessageTest: Fail # Bug 5246195
 
 [ $arch == x64 ]
 *: Skip
 
 [ $arch == simarm ]
 *: Skip
 
 [ $arch == arm ]
 *: Skip