Format all tests.

tests/language_strong/instance_method2_negative_test.dart

Index: tests/language_strong/instance_method2_negative_test.dart
diff --git a/tests/language_strong/instance_method2_negative_test.dart b/tests/language_strong/instance_method2_negative_test.dart
index 756dcf6520cabdd33db60fab6b4cc2fb17bd849b..c0243bf948ddcac50d0267c1d3158e7d91a8f15a 100644
--- a/tests/language_strong/instance_method2_negative_test.dart
+++ b/tests/language_strong/instance_method2_negative_test.dart
@@ -5,13 +5,13 @@
 // Dart test to check that we correctly flag the use of an
 // instance method (as a closure) from a static method.
 
-
 class Goofy {
   String instMethod() {
     return "woof";
   }
+
   static Function bark() {
-    return instMethod;  // Should get error here.
+    return instMethod; // Should get error here.
   }
 }
 
@@ -21,7 +21,6 @@ class InstanceMethod2NegativeTest {
   }
 }
 
-
 main() {
   InstanceMethod2NegativeTest.testMain();
 }