Update all tests

tests/language/import_private_test.dart

Index: tests/language/import_private_test.dart
diff --git a/tests/language/import_private_test.dart b/tests/language/import_private_test.dart
index 85eccde9718c15178fca60a041614edeb72594ba..417881beb81bf6e855429ee612fc9fed1dfbd1a6 100644
--- a/tests/language/import_private_test.dart
+++ b/tests/language/import_private_test.dart
@@ -3,7 +3,7 @@
 // BSD-style license that can be found in the LICENSE file.
 // Check that private dart:_ libraries cannot be imported.
 
-import "dart:_internal";  /// 01: compile-time error
+import "dart:_internal";  //# 01: compile-time error
 
 main() {
   print("Done.");