Add tests for summarizing / resynthesizing using only AST.

pkg/analyzer/test/src/summary/test_all.dart

Index: pkg/analyzer/test/src/summary/test_all.dart
diff --git a/pkg/analyzer/test/src/summary/test_all.dart b/pkg/analyzer/test/src/summary/test_all.dart
index 84e566037c5bf905b46e130591abaed926a2e80a..0943a6ef3b7f2599f2278e97f111721c229d5398 100644
--- a/pkg/analyzer/test/src/summary/test_all.dart
+++ b/pkg/analyzer/test/src/summary/test_all.dart
@@ -13,6 +13,7 @@ import 'incremental_cache_test.dart' as incremental_cache_test;
 import 'index_unit_test.dart' as index_unit_test;
 import 'name_filter_test.dart' as name_filter_test;
 import 'prelinker_test.dart' as prelinker_test;
+import 'resynthesize_ast_test.dart' as resynthesize_ast_test;
 import 'resynthesize_strong_test.dart' as resynthesize_strong_test;
 import 'resynthesize_test.dart' as resynthesize_test;
 import 'summarize_ast_test.dart' as summarize_ast_test;
@@ -29,6 +30,7 @@ main() {
     index_unit_test.main();
     name_filter_test.main();
     prelinker_test.main();
+    resynthesize_ast_test.main();
     resynthesize_strong_test.main();
     resynthesize_test.main();
     summarize_ast_test.main();