Format all tests.

tests/language_strong/field1_negative_test.dart

Index: tests/language_strong/field1_negative_test.dart
diff --git a/tests/language_strong/field1_negative_test.dart b/tests/language_strong/field1_negative_test.dart
index a860b3dc9555311b4e354d2a83e804df88fce8f6..467e7ab7e7d461e04392c2cc15ebcda2623c4276 100644
--- a/tests/language_strong/field1_negative_test.dart
+++ b/tests/language_strong/field1_negative_test.dart
@@ -11,6 +11,7 @@ class C {
   get a {
     return 1;
   }
+
   set a(int val) {
     var x = val;
   }
@@ -18,19 +19,18 @@ class C {
   get b {
     return 2;
   }
+
   set b(int val) {
     var x = val;
   }
 }
 
-
 class Field1NegativeTest {
   static testMain() {
     var c = new C();
   }
 }
 
-
 main() {
   Field1NegativeTest.testMain();
 }