Format all tests.

tests/language/loop_hoist_test.dart

Index: tests/language/loop_hoist_test.dart
diff --git a/tests/language/loop_hoist_test.dart b/tests/language/loop_hoist_test.dart
index 628d635ff7f269bc5dc4a519b97e1a0890060603..5b15ec8e544e345f648b8967099c333503ab09f8 100644
--- a/tests/language/loop_hoist_test.dart
+++ b/tests/language/loop_hoist_test.dart
@@ -8,7 +8,7 @@ class A {
   num x;
   A() : this.x = 0;
 
-  void bar(){
+  void bar() {
     // dart2js hoisted the this.x out of the loop, and missed that setX would
     // change the value.
     for (int i = 1; i < 3; i++) {
@@ -17,6 +17,7 @@ class A {
       break;
     }
   }
+
   setX(x) => this.x = x;
 }