Use .packages instead of pubspec.yaml

pkg/dev_compiler/test/not_yet_strong_tests.dart

Index: pkg/dev_compiler/test/not_yet_strong_tests.dart
diff --git a/pkg/dev_compiler/test/not_yet_strong_tests.dart b/pkg/dev_compiler/test/not_yet_strong_tests.dart
index f0d4c347118563ce30ce413ef818330975ac9090..013db81668423622059585cbda8b3de07ab49cd7 100644
--- a/pkg/dev_compiler/test/not_yet_strong_tests.dart
+++ b/pkg/dev_compiler/test/not_yet_strong_tests.dart
@@ -517,6 +517,7 @@ final notYetStrongTests = new HashSet<String>.from([
   'language/cyclic_class_member_test_01_multi',
   'language/cyclic_constructor_test_01_multi',
   'language/cyclic_default_values_test',
+  'language/cyclic_import_test',
   'language/cyclic_type_variable_test_01_multi',
   'language/cyclic_type_variable_test_02_multi',
   'language/cyclic_type_variable_test_03_multi',
@@ -2427,22 +2428,13 @@ final notYetStrongTests = new HashSet<String>.from([
   'lib/convert/line_splitter_test',
   'lib/html/cross_frame_test',
   'lib/html/css_rule_list_test',
-  'lib/html/cssstyledeclaration_test',
-  'lib/html/custom/attribute_changed_callback_test',
   'lib/html/custom/constructor_calls_created_synchronously_test',
   'lib/html/custom/created_callback_test',
   'lib/html/custom/document_register_basic_test',
   'lib/html/custom/document_register_type_extensions_test',
   'lib/html/custom/element_upgrade_test',
-  'lib/html/custom/entered_left_view_test',
-  'lib/html/custom/js_custom_test',
-  'lib/html/custom/mirrors_test',
-  'lib/html/custom/regress_194523002_test',
-  'lib/html/custom_element_method_clash_test',
-  'lib/html/custom_element_name_clash_test',
   'lib/html/custom_elements_23127_test',
   'lib/html/custom_elements_test',
-  'lib/html/custom_tags_test',
   'lib/html/datalistelement_test',
   'lib/html/documentfragment_test',
   'lib/html/element_add_test',
@@ -2456,7 +2448,6 @@ final notYetStrongTests = new HashSet<String>.from([
   'lib/html/htmlelement_test',
   'lib/html/htmloptionscollection_test',
   'lib/html/indexeddb_2_test',
-  'lib/html/interactive_test',
   'lib/html/js_function_getter_trust_types_test',
   'lib/html/js_test',
   'lib/html/js_util_test',
@@ -2471,10 +2462,8 @@ final notYetStrongTests = new HashSet<String>.from([
   'lib/html/queryall_test',
   'lib/html/resource_http_test',
   'lib/html/selectelement_test',
-  'lib/html/serialized_script_value_test',
   'lib/html/track_element_constructor_test',
   'lib/html/transferables_test',
-  'lib/html/trusted_html_tree_sanitizer_test',
   'lib/html/typed_arrays_range_checks_test',
   'lib/html/typing_test',
   'lib/html/unknownelement_test',