Format all tests.

tests/language_strong/named_argument_in_const_creation_test.dart

Index: tests/language_strong/named_argument_in_const_creation_test.dart
diff --git a/tests/language_strong/named_argument_in_const_creation_test.dart b/tests/language_strong/named_argument_in_const_creation_test.dart
index e7dbb5fbc50e1fc4c85ce1b86ed05222959906e2..93fe6e5ec25b6f96a5cd0c5319548fff11ed3045 100644
--- a/tests/language_strong/named_argument_in_const_creation_test.dart
+++ b/tests/language_strong/named_argument_in_const_creation_test.dart
@@ -7,7 +7,9 @@ import "package:expect/expect.dart";
 class A {
   final x;
   final y;
-  const A(a, {b}) : x = a, y = b;
+  const A(a, {b})
+      : x = a,
+        y = b;
   static const test = const A(1, b: 2);
 }