Make core libraries use generic method syntax.

tests/html/html.status

Index: tests/html/html.status
diff --git a/tests/html/html.status b/tests/html/html.status
index 3b0d09cbd481c08f2950a14eebee0370814645a9..e5459f2e5e3b9c772818de405c53b0b9c5e52e09 100644
--- a/tests/html/html.status
+++ b/tests/html/html.status
@@ -424,6 +424,163 @@ webgl_1_test: StaticWarning
 window_nosuchmethod_test: StaticWarning
 js_typed_interop_default_arg_test/default_value: MissingCompileTimeError # Issue #25759
 
+# Issue #28236
+async_spawnuri_test: StaticWarning
+async_test: StaticWarning
+audiobuffersourcenode_test: StaticWarning
+audiocontext_test: StaticWarning
+audioelement_test: StaticWarning
+b_element_test: StaticWarning
+blob_constructor_test: StaticWarning
+cache_test: StaticWarning
+callbacks_test: StaticWarning
+canvas_pixel_array_type_alias_test: StaticWarning
+canvas_test: StaticWarning
+canvasrenderingcontext2d_test: StaticWarning
+cdata_test: StaticWarning
+client_rect_test: StaticWarning
+cross_domain_iframe_test: StaticWarning
+crypto_test: StaticWarning
+css_rule_list_test: StaticWarning
+css_test: StaticWarning
+cssstyledeclaration_test: StaticWarning
+custom/attribute_changed_callback_test: StaticWarning
+custom/constructor_calls_created_synchronously_test: StaticWarning
+custom/created_callback_test: StaticWarning
+custom/document_register_template_test: StaticWarning
+custom/document_register_type_extensions_test: StaticWarning
+custom/entered_left_view_test: StaticWarning
+custom/js_custom_test: StaticWarning
+custom/mirrors_test: StaticWarning
+custom/regress_194523002_test: StaticWarning
+custom_element_method_clash_test: StaticWarning
+custom_element_name_clash_test: StaticWarning
+custom_elements_23127_test: StaticWarning
+custom_elements_test: StaticWarning
+custom_tags_test: StaticWarning
+dart_object_local_storage_test: StaticWarning
+document_test: StaticWarning
+dom_constructors_test: StaticWarning
+domparser_test: StaticWarning
+element_animate_test: StaticWarning
+element_classes_svg_test: StaticWarning
+element_classes_test: StaticWarning
+element_constructor_1_test: StaticWarning
+element_dimensions_test: StaticWarning
+element_offset_test: StaticWarning
+element_types_constructors1_test: StaticWarning
+element_types_constructors2_test: StaticWarning
+element_types_constructors3_test: StaticWarning
+element_types_constructors4_test: StaticWarning
+element_types_constructors5_test: StaticWarning
+element_types_constructors6_test: StaticWarning
+element_types_test: StaticWarning
+event_customevent_test: StaticWarning
+event_test: StaticWarning
+exceptions_test: StaticWarning
+fileapi_test: StaticWarning
+filereader_test: StaticWarning
+filteredelementlist_test: StaticWarning
+fontface_loaded_test: StaticWarning
+fontface_test: StaticWarning
+form_data_test: StaticWarning
+form_element_test: StaticWarning
+gamepad_test: StaticWarning
+geolocation_test: StaticWarning
+hidden_dom_1_test: StaticWarning
+hidden_dom_2_test: StaticWarning
+history_test: StaticWarning
+htmlcollection_test: StaticWarning
+htmloptionscollection_test: StaticWarning
+indexeddb_1_test: StaticWarning
+indexeddb_2_test: StaticWarning
+indexeddb_3_test: StaticWarning
+indexeddb_4_test: StaticWarning
+indexeddb_5_test: StaticWarning
+input_element_test: StaticWarning
+instance_of_test: StaticWarning
+isolates_test: StaticWarning
+js_array_test: StaticWarning
+js_dart_to_string_test: StaticWarning
+js_dispatch_property_test: StaticWarning
+js_function_getter_test: StaticWarning
+js_interop_1_test: StaticWarning
+js_interop_constructor_name_test: StaticWarning
+js_test: StaticWarning
+js_type_test: StaticWarning
+js_typed_interop_anonymous2_exp_test: StaticWarning
+js_typed_interop_anonymous2_test: StaticWarning
+js_typed_interop_anonymous_exp_test: StaticWarning
+js_typed_interop_anonymous_test: StaticWarning
+js_typed_interop_anonymous_unreachable_exp_test: StaticWarning
+js_typed_interop_anonymous_unreachable_test: StaticWarning
+js_typed_interop_bind_this_test: StaticWarning
+js_typed_interop_callable_object_test: StaticWarning
+js_typed_interop_default_arg_test/explicit_argument: StaticWarning
+js_typed_interop_default_arg_test/none: StaticWarning
+js_typed_interop_side_cast_exp_test: StaticWarning
+js_typed_interop_side_cast_test: StaticWarning
+js_typed_interop_test: StaticWarning
+js_typed_interop_window_property_test: StaticWarning
+js_util_test: StaticWarning
+keyboard_event_test: StaticWarning
+location_test: StaticWarning
+media_stream_test: StaticWarning
+mediasource_test: StaticWarning
+messageevent_test: StaticWarning
+mirrors_js_typed_interop_test: StaticWarning
+mouse_event_test: StaticWarning
+native_gc_test: StaticWarning
+navigator_test: StaticWarning
+node_test: StaticWarning
+node_validator_important_if_you_suppress_make_the_bug_critical_test: StaticWarning
+non_instantiated_is_test: StaticWarning
+notification_test: StaticWarning
+performance_api_test: StaticWarning
+postmessage_structured_test: StaticWarning
+query_test: StaticWarning
+range_test: StaticWarning
+request_animation_frame_test: StaticWarning
+rtc_test: StaticWarning
+selectelement_test: StaticWarning
+serialized_script_value_test: StaticWarning
+shadow_dom_test: StaticWarning
+shadowroot_test: StaticWarning
+speechrecognition_test: StaticWarning
+storage_test: StaticWarning
+streams_test: StaticWarning
+svg_test: StaticWarning
+svgelement_test: StaticWarning
+table_test: StaticWarning
+text_event_test: StaticWarning
+touchevent_test: StaticWarning
+transition_event_test: StaticWarning
+trusted_html_tree_sanitizer_test: StaticWarning
+typed_arrays_1_test: StaticWarning
+typed_arrays_2_test: StaticWarning
+typed_arrays_3_test: StaticWarning
+typed_arrays_4_test: StaticWarning
+typed_arrays_5_test: StaticWarning
+typed_arrays_arraybuffer_test: StaticWarning
+typed_arrays_dataview_test: StaticWarning
+typed_arrays_simd_test: StaticWarning
+unknownelement_test: StaticWarning
+uri_test: StaticWarning
+url_test: StaticWarning
+webgl_extensions_test: StaticWarning
+websocket_test: StaticWarning
+websql_test: StaticWarning
+wheelevent_test: StaticWarning
+window_eq_test: StaticWarning
+window_mangling_test: StaticWarning
+window_test: StaticWarning
+worker_api_test: StaticWarning
+worker_test: StaticWarning
+wrapping_collections_test: StaticWarning
+xhr_cross_origin_test: StaticWarning
+xhr_test: StaticWarning
+xsltprocessor_test: StaticWarning
+
 [ $compiler == dart2js && $fast_startup ]
 custom/constructor_calls_created_synchronously_test: Fail # mirrors not supported
 custom/js_custom_test: Fail # mirrors not supported