Format all tests.

tests/language/vm/regress_28325_test.dart

Index: tests/language/vm/regress_28325_test.dart
diff --git a/tests/language/vm/regress_28325_test.dart b/tests/language/vm/regress_28325_test.dart
index 5276381996d4a61eefb4ad1633562d6975e350a6..95791acbd180edb3926d59b2f7ebf08c778effe1 100644
--- a/tests/language/vm/regress_28325_test.dart
+++ b/tests/language/vm/regress_28325_test.dart
@@ -10,11 +10,11 @@ import "dart:io";
 main() async {
   try {
     await Socket.connect("localhost", 0);
-    Expect.isTrue(false);  // Unreachable.
+    Expect.isTrue(false); // Unreachable.
   } catch (e, s) {
     Expect.isTrue(e is SocketException);
     Expect.isTrue(s.toString().contains("regress_28325_test.dart"));
     print(s);
-    Expect.isTrue(s.toString().contains(":12"));  // Line number of "await".
+    Expect.isTrue(s.toString().contains(":12")); // Line number of "await".
   }
 }