Fix type check to perform a subtype test at top level instead of an

tests/co19/co19-runtime.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.
 
 
 [ $component == vm ]
 Language/10_Expressions/01_Constants_A17_t03: Crash # issue 1681 (recursion in compile-time constant expression)
 
 
 Language/07_Classes/07_Classes_A01_t01: Fail # issue 1603 (abstract not supported for classes
@@ skipping 114 matching lines @@
 
 [ $component == vm && $arch == x64 && $mode == debug ]
 LibTest/core/Map/Map_class_A01_t04: Skip # Timeout
 LibTest/core/List/add_A01_t01: Skip # Timeout
 LibTest/core/List/sort_A01_t06: Skip # Timeout
 LibTest/core/Queue/iterator_hasNext_A01_t01: Skip # Timeout
 LibTest/core/Queue/addLast_A01_t01: Skip # Timeout
 LibTest/core/Queue/add_A01_t01: Skip # Timeout
 
 [ $component == vm && $checked ]
+Language/13_Types/4_Interface_Types_A08_t03: Fail # Issue co19 - 99
 Language/13_Types/8_Parameterized_Types_A02_t01: Fail # Issue co19 - 94
 Language/09_Generics/09_Generics_A01_t02: Fail # Issue 439
 Language/09_Generics/09_Generics_A04_t05: Fail # Issue co19 - 94
 Language/09_Generics/09_Generics_A03_t01: Fail # Issue co19 - 95
 Language/10_Expressions/10_Instance_Creation/1_New_A07_t01: Fail # TODO(vm-team): New failure, please triage.
 Language/10_Expressions/10_Instance_Creation/1_New_A12_t01: Fail # TODO(vm-team): New failure, please triage.
 Language/11_Statements/15_Assert_A03_t08: Fail # TODO(vm-team): New failure, please triage.
 LibTest/core/Queue/addLast_A01_t01: Skip  # Issue 331
 LibTest/core/Queue/add_A01_t01: Skip  # Issue 331
 LibTest/core/Queue/iterator_hasNext_A01_t01: Skip  # Issue 331
@@ skipping 93 matching lines @@
 Language/13_Types/1_Static_Types_A02_t08: Fail
 Language/13_Types/2_Dynamic_Type_System_A02_t01: Fail # # co19 issue 97
 
 
 [ $arch == simarm ]
 *: Skip
 
 
 [ $arch == arm ]
 *: Skip