Format all tests.

tests/language_strong/issue14014_2_test.dart

Index: tests/language_strong/issue14014_2_test.dart
diff --git a/tests/language_strong/issue14014_2_test.dart b/tests/language_strong/issue14014_2_test.dart
index ee312c75be35eb494386aa06660957032706244d..536361982d04cf59ecd365fe857d5228b19dbba7 100644
--- a/tests/language_strong/issue14014_2_test.dart
+++ b/tests/language_strong/issue14014_2_test.dart
@@ -11,7 +11,10 @@ class A<T> {
 }
 
 class B<T> extends A<T> {
-  B({void f(T foo)}) : super((T a) { f = (a) => 42;});
+  B({void f(T foo)})
+      : super((T a) {
+          f = (a) => 42;
+        });
 }
 
 main() {