Emit declarations for typedefs that are needed by reflection.

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.
 
 [ $checked && $compiler != dartanalyzer && $compiler != dart2analyzer && $runtime != dartium ]
 mirrors/regress_16321_test/01: CompileTimeError # Issue 16351
 
 [ $checked && $compiler == none && ($runtime == dartium || $runtime == drt) ]
 mirrors/regress_16321_test/01: RunTimeError # Issue 16351
 
@@ skipping 186 matching lines @@
 js/*: Skip
 
 [ $compiler == dart2dart ]
 mirrors/*: Skip # http://dartbug.com/11511
 async/schedule_microtask6_test: Fail             # Issue 10957 - may be related to issue 10910
 
 [ $compiler == dart2dart && $minified ]
 convert/json_lib_test: Fail # Issue 10961
 
 [ $compiler == dart2js && $minified ]
-mirrors/typedef_test/01: Fail # http://dartbug.com/6490
 mirrors/mirrors_used_get_name_test: RuntimeError
 mirrors/mirrors_used_get_name2_test: RuntimeError
 
 [ $runtime == ff ]
 # FF setTimeout can fire early: https://bugzilla.mozilla.org/show_bug.cgi?id=291386
 convert/streamed_conversion_utf8_decode_test: Pass, Slow  # Issue 12029
 convert/streamed_conversion_utf8_encode_test: Pass, Slow # Issue 12029
 mirrors/mirrors_reader_test: Timeout, Slow, RuntimeError # Issue 16589
 
 [ $runtime == ie9 ]
@@ skipping 28 matching lines @@
 mirrors/mixin_application_test/01: Fail, OK # TODO(ahe): Slight broken test to ensure test coverage on dart2js.
 mirrors/intercepted_object_test: Fail, OK # TODO(ahe): Slight broken test to ensure test coverage on dart2js.
 mirrors/typedef_test/01: Fail, OK # Incorrect dart2js behavior.
 
 mirrors/generic_local_function_test: RuntimeError # Issue 14913
 mirrors/symbol_validation_test: RuntimeError # Issue 13596
 mirrors/mirrors_used_inheritance_test: RuntimeError # Issue 16048
 
 async/timer_not_available_test: SkipByDesign # only meant to test when there is no way to implement timer (currently only in d8)
 
+mirrors/typedef_declaration_test/01: Fail # dartbug.com/16048. Remove multitest marker when it passes.
+
 [ $compiler == none && ( $runtime == drt || $runtime == dartium || $runtime == ContentShellOnAndroid) ]
 async/schedule_microtask6_test: Fail # Issue 10910
 async/timer_test: Fail, Pass # Issue 15487
 async/multiple_timer_test: Fail, Pass # Issue 15487
 async/stream_periodic3_test: Fail, Pass # Issue 15487
 async/timer_isolate_test: Fail, Pass # Issue 15487. Issue 13921: spawnFunction is not allowed on Dartium's DOM thread.
 mirrors/immutable_collections_test: Skip # Dartium debug uses -O0, so this will just timeout and waste bot cycles.
 mirrors/mirrors_reader_test: Skip # Dartium debug uses -O0, so this will just timeout and waste bot cycles.
 mirrors/library_uri_io_test: Skip # Not intended for drt as it uses dart:io.
 mirrors/local_isolate_test: Skip # http://dartbug.com/12188
@@ skipping 54 matching lines @@
 
 [ $arch == simarm ]
 convert/chunked_conversion_utf88_test: Skip  # Pass, Slow Issue 12644.
 convert/utf85_test: Skip  # Pass, Slow Issue 12644.
 
 [ $compiler == dart2js ]
 profiler/metrics_num_test: Skip # Because of a int / double type test.
 
 [ $arch == simarm64 ]
 convert/utf85_test: Skip # Pass, Slow Issue 20111.