Revert "Change the negative tests called language/deferred* to multitests."

tests/language/language.status

Index: tests/language/language.status
diff --git a/tests/language/language.status b/tests/language/language.status
index ca70884e8bc29320e4bbd8d5eeea480e4cddbe79..57945f33aacf53fd786de9ad748339ddf294cb07 100644
--- a/tests/language/language.status
+++ b/tests/language/language.status
@@ -10,6 +10,12 @@ mixin_super_constructor_named_test: Fail # Issue 12631
 mixin_super_constructor_positionals_test: Fail # Issue 12631
 built_in_identifier_prefix_test: Fail # Issue 6970
 
+# The vm does not yet support deferred loading.
+deferred_no_prefix_negative_test: Fail
+deferred_duplicate_prefix1_negative_test: Fail
+deferred_duplicate_prefix2_negative_test: Fail
+deferred_duplicate_prefix3_negative_test: Fail
+
 # These bugs refer currently ongoing language discussions.
 constructor_initializer_test/none: Fail # Issue 12633
 constructor5_test: Fail # Issue 6422
@@ -20,13 +26,6 @@ closure_in_initializer_test: Fail # Issue 6422
 duplicate_export_negative_test: Fail # Issue 6134
 mixin_forwarding_constructor2_test: Fail # Issue 13641
 
-[ $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
 override_inheritance_mixed_test/08: MissingCompileTimeError # Issue 16137