Expose Zones.

pkg/pkg.status

 # Copyright (c) 2012, 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.
 
 # Don't run any test-like files that show up in packages directories. It
 # shouldn't be necessary to run "pub install" in these packages, but if you do
 # it shouldn't break the tests.
 */packages/*/*: Skip
 */*/packages/*/*: Skip
 */*/*/packages/*/*: Skip
@@ skipping 19 matching lines @@
 [ $compiler == dart2js && $runtime == drt ]
 crypto/test/hmac_sha256_test: Pass, Fail # v8 bug: Issue 12293
 crypto/test/sha1_test: Pass, Fail # v8 bug: Issue 12293
 crypto/test/sha256_test: Pass, Fail # v8 bug: Issue 12293
 path/test/relative_test: Pass, Fail # v8 bug: Issue 12293
 
 [ $runtime == d8 || $runtime == jsshell ]
 unittest/test/unittest_nested_groups_setup_teardown_test: Pass, Fail # http://dartbug.com/10109
 stack_trace/test/vm_test: Fail, OK # VM-specific traces
 sequence_zip/test/stream_test: Fail, OK # Timers are not supported.
+stack_trace/test/trace_test: Fail # Issue 13431
 
 [$compiler == dart2dart]
 *: Skip
 
 [ $compiler == dart2js || $compiler == dart2dart ]
 source_maps/test/vlq_test: Fail # A VLQ test checks for large numbers that
                                 # overflow in JS (numbers slightly larger than
                                 # 32 bits where we do bitwise operations).
 
 [ $runtime == opera && $compiler == dart2js ]
@@ skipping 174 matching lines @@
 
 [ $runtime == safari || $runtime == chrome || $runtime == ie9 || $runtime == ff || $runtime == dartium || $runtime == drt ]
 docgen/test/single_library_test: Skip # Uses dart:io
 
 [ $browser || $runtime == vm ]
 unittest/test/missing_tick_test: Fail, OK # This test should fail, not time out.
 
 # Issue http://dartbug.com/12930
 [ $runtime == vm ]
 intl/test/message_extraction/message_extraction_test: Pass, Fail # Issue 12930