Format all tests.

tests/language_strong/field2_negative_test.dart

Index: tests/language_strong/field2_negative_test.dart
diff --git a/tests/language_strong/field2_negative_test.dart b/tests/language_strong/field2_negative_test.dart
index 26cb3c8534412330b83846ae56de9a18dc02b316..2523b9e316e493080b65235f626e926c7b10b6bd 100644
--- a/tests/language_strong/field2_negative_test.dart
+++ b/tests/language_strong/field2_negative_test.dart
@@ -9,6 +9,7 @@ class C {
   get a {
     return 1;
   }
+
   set a(int val) {
     var x = val;
   }
@@ -16,6 +17,7 @@ class C {
   get b {
     return 2;
   }
+
   set b(int val) {
     var x = val;
   }
@@ -23,7 +25,6 @@ class C {
   var a;
 }
 
-
 class Field2NegativeTest {
   static testMain() {
     var c = new C();