Remove runtime 'dart_app' as it became identical to 'vm'.

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.
 
 [ $unchecked ]
 mirrors/redirecting_factory_different_type_test: SkipByDesign # Tests type checks.
 
 [ $compiler == dart2js ]
 async/schedule_microtask6_test: RuntimeError # global error handling is not supported. Issue 5958
 
@@ skipping 191 matching lines @@
 mirrors/globalized_closures_test/00: RuntimeError # Issue 17118. Please remove the multi-test comments when this test starts succeeding.
 mirrors/globalized_closures2_test/00: RuntimeError # Issue 17118. Please remove the multi-test comments when this test starts succeeding.
 
 
 [ $compiler == dart2js && ( $browser || $runtime == d8 ) ]
 async/timer_not_available_test: Fail, OK # only meant to test when there is no way to
                                          # implement timer (currently only in jsshell)
 
 # 'js' tests import the dart:js library, so they only make sense in
 # a browser environment.
-[ ($runtime == vm || $runtime == dart_precompiled || $runtime == dart_app) ]
+[ $runtime == vm || $runtime == dart_precompiled ]
 js/*: Skip
 
-# 'js' tests import the dart:js library, so they only make sense in
-# a browser environment.
-[ $runtime == dart_app ]
-js/*: SkipByDesign
-mirrors/*: SkipByDesign
+[ $compiler == app_jit ]
+mirrors/*: Skip # Issue 27929: Triage
 
 [ $compiler == dart2js && $minified ]
 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
 mirrors/mirrors_reader_test: Timeout, Slow, RuntimeError # Issue 16589
 
@@ skipping 18 matching lines @@
 [ $runtime == opera ]
 async/multiple_timer_test: Pass, Fail # Probably issue 14734
 
 [ $runtime == opera && $system == windows]
 # TODO(efortuna): Investigate.
 async/timer_test: Fail, Pass
 
 [ $runtime == vm ]
 convert/streamed_conversion_json_utf8_decode_test: Pass, Slow # Infrequent timeouts.
 
-[ ($runtime == vm || $runtime == dart_precompiled || $runtime == dart_app) ]
+[ $runtime == vm || $runtime == dart_precompiled ]
 async/timer_not_available_test: Fail, OK
 mirrors/native_class_test: Fail, OK # This test is meant to run in a browser.
 mirrors/deferred_type_test: CompileTimeError, OK # Don't have a multitest marker for dynamic compile time errors.
 mirrors/initializing_formals_test/01: Fail # initializing formals are implicitly final as of Dart 1.21
 
-[ $compiler == none || $compiler == precompiler || $compiler == dart2app || $compiler == dart2appjit ]
+[ $compiler == none || $compiler == precompiler || $compiler == app_jit ]
 async/timer_not_available_test: SkipByDesign # only meant to test when there is no way to implement timer (currently only in d8)
 
 mirrors/symbol_validation_test: RuntimeError # Issue 13596
 
 mirrors/mirrors_used*: SkipByDesign # Invalid tests. MirrorsUsed does not have a specification, and dart:mirrors is not required to hide declarations that are not covered by any MirrorsUsed annotation.
 
 [ $compiler == none && ($runtime == drt || $runtime == dartium) ]
 mirrors/initializing_formals_test/01: Fail # initializing formals are implicitly final as of Dart 1.21
 async/schedule_microtask6_test: Fail # Issue 10910
 async/timer_test: Fail, Pass # Issue 15487
@@ skipping 49 matching lines @@
 [ ($compiler == dartanalyzer || $compiler == dart2analyzer) && $checked ]
 mirrors/regress_16321_test/01: MissingCompileTimeError # Issue 16391
 
 [ $compiler == dart2js && $runtime == d8 && $system == windows ]
 async/*deferred*: Pass,RuntimeError # Issue 17458
 mirrors/*deferred*: Pass,RuntimeError # Issue 17458
 
 [ $compiler == dart2js && $mode == debug ]
 mirrors/native_class_test: Pass, Slow
 
-[ ($compiler == none || $compiler == precompiler || $compiler == dart2app || $compiler == dart2appjit) && $arch == mips ]
+[ ($compiler == none || $compiler == precompiler || $compiler == app_jit) && $arch == mips ]
 async/timer_regress22626_test: Pass, RuntimeError # Issue 22626
 
 [ $arch == simarm || $arch == simarmv6 || $arch == simarmv5te ]
 convert/chunked_conversion_utf88_test: Skip  # Pass, Slow Issue 12644.
 convert/utf85_test: Skip  # Pass, Slow Issue 12644.
 
 [ $arch == simarmv5te ]
 mirrors/mirrors_reader_test: Pass, Slow
 
 [ $compiler == dart2js ]
 developer/metrics_num_test: Skip # Because of a int / double type test.
 developer/timeline_test: Skip # Not supported
 
 [ $mode == product ]
 developer/timeline_test: Skip # Not supported
 
 [ $arch == simarm64 ]
 convert/utf85_test: Skip # Pass, Slow Issue 20111.
 
 [ $mode == debug && $arch == ia32 && $system == windows ]
 convert/streamed_conversion_json_utf8_decode_test: Skip  # Verification OOM.
 
-[ ($runtime == vm || $runtime == dart_precompiled || $runtime == dart_app) && $mode == debug && $arch == x64 && $system == windows ]
+[ ($runtime == vm || $runtime == dart_precompiled) && $mode == debug && $arch == x64 && $system == windows ]
 convert/streamed_conversion_json_utf8_decode_test: Pass, Slow
 
 [ $mode == debug && $arch != ia32 && $arch != x64 && $arch != simarm && $arch != simarmv6 && $arch != simarmv5te ]
 convert/streamed_conversion_json_utf8_decode_test: Skip  # Verification not yet implemented.
 
-[ ($runtime == vm || $runtime == dart_precompiled || $runtime == dart_app) && $mode == debug && $builder_tag == asan ]
+[ ($runtime == vm || $runtime == dart_precompiled) && $mode == debug && $builder_tag == asan ]
 mirrors/immutable_collections_test: SkipSlow  # Timeout.
 convert/streamed_conversion_json_utf8_decode_test: Skip  # Timeout.
 
 [ $compiler == dart2js && $cps_ir ]
 async/async_await_zones_test: Crash # (await for(var x in bar().take(100)){sum+= x;}): await for
 async/stream_iterator_test: Crash # (Stream createCancel...  cannot handle sync*/async* functions
 mirrors/parameter_annotation_mirror_test: Pass, Fail # Issue 25501.  Depends on inlining.
 
 [ $compiler == dart2js && $cps_ir && $checked ]
 *: Skip # Issue 25761
@@ skipping 36 matching lines @@
 mirrors/deferred_mirrors_update_test: Crash # Deferred loading
 mirrors/deferred_mirrors_metadata_test: Crash # Deferred loading
 mirrors/deferred_mirrors_metatarget_test: Crash # Deferred loading
 mirrors/load_library_test: Crash # Deferred loading
 
 [ $hot_reload ]
 mirrors/generic_bounded_test/02: Fail # Type equality - Issue 26869
 mirrors/typedef_reflected_type_test/01: Fail # Type equality - Issue 26869
 mirrors/generic_bounded_by_type_parameter_test/02: Fail # Type equality - Issue 26869
 async/timer_regress22626_test: Pass, RuntimeError # Timing dependent.