Update all tests

tests/language_strong/const_constructor_mixin2_test.dart

Index: tests/language_strong/const_constructor_mixin2_test.dart
diff --git a/tests/language_strong/const_constructor_mixin2_test.dart b/tests/language_strong/const_constructor_mixin2_test.dart
index 7fc27c62b341a9f5d9f470e108f94f72a5138a11..bd23dc3cd335a738fd59545b9c5758a51ffd887a 100644
--- a/tests/language_strong/const_constructor_mixin2_test.dart
+++ b/tests/language_strong/const_constructor_mixin2_test.dart
@@ -11,12 +11,12 @@ class A {
 }
 
 class B extends A 
-    with Mixin  /// 01: compile-time error
+    with Mixin  //# 01: compile-time error
     {
   const B(foo) : super(foo);
 }
 
 main() {
   var a = const B(42);
-  a.nonFinalField = 54; /// 01: continued
+  a.nonFinalField = 54; //# 01: continued
 }