Constrain constant references from deferred libraries

tests/language/language.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.
 
 # This directory contains tests that are intended to show the
 # current state of the language.
 
 [ $compiler == none ]
 mixin_super_constructor_named_test: Fail # Issue 12631
 mixin_super_constructor_positionals_test: Fail # Issue 12631
 built_in_identifier_prefix_test: Fail # Issue 6970
 
 # These bugs refer currently ongoing language discussions.
 constructor_initializer_test/none: Fail # Issue 12633
 constructor5_test: Fail # Issue 6422
 constructor6_test: Fail # Issue 6422
 closure_in_initializer_test: Fail # Issue 6422
 
 # Regular bugs which should be fixed.
 duplicate_export_negative_test: Fail # Issue 6134
 mixin_forwarding_constructor2_test: Fail # Issue 13641
 
+deferred_constraints_constants_test/reference1: Fail
+deferred_constraints_constants_test/reference2: Fail
+deferred_constraints_constants_test/metadata1: Fail
+deferred_constraints_constants_test/metadata2: Fail
+deferred_constraints_constants_test/metadata3: Fail
+deferred_constraints_constants_test/default_argument1: Fail
+deferred_constraints_constants_test/default_argument2: Fail
+deferred_constraints_constants_test/constructor1: Fail
+deferred_constraints_constants_test/constructor2: Fail
+
+[ ($compiler == none || $compiler == dart2dart)]
 # The vm does not support deferred loading.
-deferred_constraints_test/const: Fail
-deferred_constraints_test/const_annotation: Fail
-deferred_constraints_test/const_default_argument: Fail
+deferred_constraints_type_annotation_test/as_operation: Fail
+deferred_constraints_type_annotation_test/is_check: Fail
+deferred_constraints_type_annotation_test/catch_check: Fail
+deferred_constraints_type_annotation_test/new_before_load: Fail
 
-[ ($compiler == none || $compiler == dart2dart) && $unchecked ]
-# The vm and dart2dart does not support deferred loading.
-deferred_constraints_test/is_check: Fail
-deferred_constraints_test/as_operation: Fail
-deferred_constraints_test/catch_check: Fail
-deferred_constraints_test/type_annotation1: Fail
-
-[ ($compiler == none || $compiler == dart2dart)  && $checked ]
-# The vm and dart2dart does not support deferred loading.
-deferred_constraints_test/as_operation: Fail
-deferred_constraints_test/is_check: Fail
-deferred_constraints_test/catch_check: Fail
-deferred_constraints_test/type_annotation1: Fail
-deferred_constraints_test/type_annotation2: Fail
-deferred_constraints_test/as_operation: Fail
-deferred_constraints_test/type_annotation_generic1: Fail
-deferred_constraints_test/type_annotation_generic4: Fail
+[ ($compiler == none || $compiler == dart2dart) && $checked ]
+# The vm and dart2dart do not support deferred loading.
+deferred_constraints_type_annotation_test/type_annotation1: Fail
+deferred_constraints_type_annotation_test/type_annotation_generic1: Fail
+deferred_constraints_type_annotation_test/type_annotation_generic4: Fail
 
 [ $compiler == none || $compiler == dartanalyzer || $compiler == dart2analyzer ]
 # The vm and analyzer do not support deferred loading.
 deferred_no_prefix_test/01: Fail
 deferred_duplicate_prefix1_test/01: Fail
 deferred_duplicate_prefix2_test/01: Fail
 deferred_duplicate_prefix3_test/01: Fail
 
 [ $compiler == none && $runtime == vm ]
 class_keyword_test/02: MissingCompileTimeError # Issue 13627
@@ skipping 56 matching lines @@
 
 [ $compiler == none && $runtime == dartium ]
 first_class_types_literals_test: Pass, Fail # Issue 13719: Please triage this failure.
 issue13474_test: Pass, Fail # Issue 14651.
 
 [ $compiler == none && ( $runtime == dartium || $runtime == drt ) ]
 typed_message_test: Crash, Fail # Issue 13921, 14400
 vm/optimized_guarded_field_isolates_test: Fail # Issue 13921.
 override_inheritance_mixed_test/08: Fail # Issue 16137
 override_inheritance_mixed_test/09: Fail # Issue 16137