Format all tests.

tests/language_strong/top_level_var_test.dart

Index: tests/language_strong/top_level_var_test.dart
diff --git a/tests/language_strong/top_level_var_test.dart b/tests/language_strong/top_level_var_test.dart
index 91806ae4d42332d7eabb4ef1dec72c8aecc7efbe..e7d9216c065569a8c121268341cdf17b9e8bec47 100644
--- a/tests/language_strong/top_level_var_test.dart
+++ b/tests/language_strong/top_level_var_test.dart
@@ -5,10 +5,8 @@
 
 import "package:expect/expect.dart";
 
-
 var a, b;
 
-
 class TopLevelVarTest {
   static testMain() {
     Expect.equals(null, a);
@@ -23,12 +21,10 @@ class TopLevelVarTest {
   }
 }
 
-
 // Ensure that initializers work for both const and non-const variables.
 const int x = 2 * 55 + 1;
 int y = x + 1;
 
-
 main() {
   TopLevelVarTest.testMain();
 }