Re-land "Add support for metadata on type variables to Fasta parser." (with fixes).

tests/lib/lib.status

Index: tests/lib/lib.status
diff --git a/tests/lib/lib.status b/tests/lib/lib.status
index d990dc53cdfb7834d8c18cd2b98723fc43166d6d..7993ca876799e076c5b7925f41343ef05a8d1fe5 100644
--- a/tests/lib/lib.status
+++ b/tests/lib/lib.status
@@ -65,7 +65,7 @@ mirrors/library_uri_io_test: SkipByDesign # Uses dart:io.
 mirrors/load_library_test: RuntimeError # Issue 6335
 mirrors/local_function_is_static_test: RuntimeError # Issue 6335
 mirrors/lru_test: Skip # dart2js_native/lru_test is used instead
-mirrors/metadata_scope_test/none: CompileTimeError # Issue 10905
+mirrors/metadata_scope_test/none: RuntimeError # Issue 10905
 mirrors/method_mirror_name_test: RuntimeError # Issue 6335
 mirrors/method_mirror_properties_test: RuntimeError # Issue 11861
 mirrors/method_mirror_source_test : RuntimeError # Issue 6490
@@ -76,7 +76,7 @@ mirrors/mirrors_nsm_test/dart2js: RuntimeError # Issue 19353
 mirrors/mirrors_nsm_mismatch_test: RuntimeError # Issue 19353
 mirrors/mixin_test: RuntimeError # Issue 12464
 mirrors/mixin_application_test: RuntimeError # Issue 12464
-mirrors/other_declarations_location_test: CompileTimeError # Issue 10905
+mirrors/other_declarations_location_test: RuntimeError # Issue 10905
 mirrors/parameter_test/none: RuntimeError # Issue 6490
 mirrors/parameter_of_mixin_app_constructor_test: RuntimeError # Issue 6490
 mirrors/private_class_field_test: CompileTimeError
@@ -97,7 +97,7 @@ mirrors/static_members_test: RuntimeError # Issue 14633, Issue 12164
 mirrors/typedef_test: RuntimeError # Issue 6490
 mirrors/typedef_metadata_test: RuntimeError # Issue 12785
 mirrors/typedef_reflected_type_test/01: RuntimeError # Issue 12607
-mirrors/typevariable_mirror_metadata_test: CompileTimeError # Issue 10905
+mirrors/typevariable_mirror_metadata_test: RuntimeError # Issue 10905
 mirrors/type_variable_is_static_test: RuntimeError # Issue 6335
 mirrors/type_variable_owner_test/01: RuntimeError # Issue 12785
 mirrors/variable_is_const_test/none: RuntimeError # Issue 14671