Generate tear-off closures dynamically.

dart/tests/lib/lib.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.
 
 [ $csp ]
 mirrors/delegate_test: RuntimeError # Issue 13864
 
 [ $compiler == dart2js ]
 async/schedule_microtask6_test: RuntimeError # global error handling is not supported. http://dartbug.com/5958
 
@@ skipping 40 matching lines @@
 mirrors/library_declarations_test/none: RuntimeError # Issue 13439, Issue 13733
 mirrors/library_uri_io_test: Skip # Not intended for dart2js as it uses dart:io.
 mirrors/metadata_allowed_values_test/01: MissingCompileTimeError # Issue 14548
 mirrors/metadata_allowed_values_test/05: MissingCompileTimeError # Issue 14548
 mirrors/metadata_allowed_values_test/10: MissingCompileTimeError # Issue 14548
 mirrors/metadata_allowed_values_test/11: MissingCompileTimeError # Issue 14548
 mirrors/metadata_allowed_values_test/13: MissingCompileTimeError # Issue 14548
 mirrors/metadata_allowed_values_test/14: MissingCompileTimeError # Issue 14548
 mirrors/method_mirror_name_test: RuntimeError # Issue 6335
 mirrors/method_mirror_properties_test: RuntimeError # Issue 11861
-mirrors/method_mirror_returntype_test : RuntimeError # Issue 11928
 mirrors/method_mirror_source_test : RuntimeError # Issue 6490
 mirrors/mirrors_test: RuntimeError # TODO(ahe): I'm working on fixing this.
 mirrors/mixin_test: RuntimeError # Issue 12464
 mirrors/mixin_application_test/none: RuntimeError # Issue 12464
 mirrors/new_instance_with_type_arguments_test: RuntimeError # Issue 12333
 mirrors/null_test : RuntimeError # Issue 12129
 mirrors/parameter_test/none: RuntimeError # Issue 6490
 mirrors/parameter_metadata_test: CompileTimeError # Issue 10905
 mirrors/private_symbol_test: CompileTimeError # Issue 13597
 mirrors/proxy_type_test: RuntimeError # Issue 13842
@@ skipping 51 matching lines @@
 async/catch_errors14_test: Fail # Timer interface not supported: dartbug.com/7728.
 async/catch_errors15_test: Fail # Timer interface not supported: dartbug.com/7728.
 async/catch_errors18_test: Fail # Timer interface not supported: dartbug.com/7728.
 async/catch_errors19_test: Fail # Timer interface not supported: dartbug.com/7728.
 async/catch_errors20_test: Fail # Timer interface not supported: dartbug.com/7728.
 async/catch_errors28_test: Fail # Timer interface not supported: dartbug.com/7728.
 async/catch_errors8_test: Fail # Timer interface not supported: dartbug.com/7728.
 async/run_zoned8_test: Fail # Timer interface not supported: dartbug.com/7728.
 
 
+[ $compiler == dart2js ]
+convert/chunked_conversion_utf88_test: Slow, Pass
+convert/utf85_test: Slow, Pass
+
+
 [ $compiler == dart2js && $browser ]
 async/timer_not_available_test: Fail, OK # only meant to test when there is no way to
                                          # implement timer (currently only in d8)
 
 [ $compiler == dart2dart ]
 mirrors/*: Skip # http://dartbug.com/11511
 async/schedule_microtask6_test: Fail             # Issue 10957 - may be related to issue 10910
 
 [ $compiler == dart2dart && $minified ]
 json/json_test: Fail                            # Issue 10961
@@ skipping 96 matching lines @@
 
 mirrors/redirecting_factory_test/01: StaticWarning # test issue X, The return type 'Class<T2, T1>' of the redirected constructor is not assignable to 'Class<T1, T2>'
 mirrors/redirecting_factory_test/none: StaticWarning # test issue X, The return type 'Class<T2, T1>' of the redirected constructor is not assignable to 'Class<T1, T2>
 
 mirrors/fake_function_without_call_test: StaticWarning, OK # Implements Function without defining call.
 mirrors/find_in_context_fake_function_test: StaticWarning, OK # Implements Function without defining call.
 mirrors/immutable_collections_test: StaticWarning, OK # Expect failure for any type of Iterable.
 mirrors/inference_and_no_such_method_test: StaticWarning, OK # Expect to trigger noSuchMethod.
 mirrors/repeated_private_anon_mixin_app_test: StaticWarning, OK # Intentional library name conflict.
 mirrors/removed_api_test: StaticWarning, OK # Deliberately refers to undeclared members.