Migrate language/async_backwards... ... language/async_star_take...

tests/language/language.status

Index: tests/language/language.status
diff --git a/tests/language/language.status b/tests/language/language.status
index d69f75e84e2f8ecaa12b827a8d9af00ddae847b1..3bcba8b1252484c78ca8fa74afbcd58771cd3990 100644
--- a/tests/language/language.status
+++ b/tests/language/language.status
@@ -51,13 +51,8 @@ assertion_initializer_const_function_error_test/01: MissingCompileTimeError
 [ ($runtime == vm || $runtime == flutter || $runtime == dart_precompiled) && $compiler != dartk && $compiler != dartkp ]
 abstract_beats_arguments2_test/01: Crash # Issue 29171
 
-[ $runtime == vm || $runtime == dart_precompiled ]
-
 # These test entries will be valid for vm (with and without kernel).
 [ $compiler == none || $compiler == app_jit || $compiler == dartk || $runtime == dart_precompiled ]
-async_star_cancel_while_paused_test: RuntimeError
-# This is OK for now, but we may want to change the semantics to match the test.
-async_star_pause_test: Fail, OK
 
 # These tests are skipped in the VM because it has "--supermixin"
 # functionality enabled unconditionally.  The tests should be removed
@@ -102,8 +97,6 @@ multiline_strings_test: Fail # Issue 23020
 deferred_redirecting_factory_test: Fail, Crash # Issue 23408
 redirecting_constructor_initializer_test: RuntimeError # Issue 23488
 
-async_star_regression_2238_test: CompileTimeError, RuntimeError
-
 [ ($compiler == none || $compiler == precompiler || $compiler == app_jit) && $checked ]
 # These generic functions tests pass for the wrong reason in checked mode,
 # because the parsed type parameters are mapped to dynamic type.
@@ -417,7 +410,6 @@ override_inheritance_method_test/30: CompileTimeError
 redirecting_factory_reflection_test: CompileTimeError
 method_override6_test: CompileTimeError
 try_catch_syntax_test/08: CompileTimeError
-async_return_types_test/tooManyTypeParameters: CompileTimeError
 method_override4_test: CompileTimeError
 super_call4_test: CompileTimeError
 wrong_number_type_arguments_test/00: CompileTimeError
@@ -565,13 +557,7 @@ deferred_global_test: Skip # Timeout
 config_import_test: RuntimeError # Flutter Issue 9110
 vm/no_such_method_error_message_callable_vm_test: RuntimeError # Flutter Issue 9110
 vm/regress_27201_test: Fail # Flutter Issue 9110
-async_return_types_test/nestedFuture: Skip # Flutter Issue 9110
-async_return_types_test/wrongTypeParameter: Skip # Flutter Issue 9110
-async_return_types_test/wrongReturnType: Skip # Flutter Issue 9110
-async_return_types_test/return_value_sync_star: Skip # Flutter Issue 9110
 asyncstar_yield_test: Skip # Flutter Issue 9110
-async_star_no_cancel_test: Skip # Flutter Issue 9110
-async_star_cancel_while_paused_test: Skip # Flutter Issue 9110
 await_for_test: Skip # Flutter Issue 9110
 await_for_cancel_test: Skip # Flutter Issue 9110