Re-land "Format all multitests"

tests/language_strong/if_null_assignment_static_test.dart

Index: tests/language_strong/if_null_assignment_static_test.dart
diff --git a/tests/language_strong/if_null_assignment_static_test.dart b/tests/language_strong/if_null_assignment_static_test.dart
index 5f995cdd7e58da1e28be7e7fb203a9ec8d798fe8..a51b4d60d689043de324de55de687c7353f0c77e 100644
--- a/tests/language_strong/if_null_assignment_static_test.dart
+++ b/tests/language_strong/if_null_assignment_static_test.dart
@@ -64,11 +64,15 @@ class ClassWithInstanceGetters {
 class DerivedClass extends ClassWithInstanceGetters {
   A get a => bad();
 
-  void set a(A value) { bad(); }
+  void set a(A value) {
+    bad();
+  }
 
   B get b => bad();
 
-  void set b(B value) { bad(); }
+  void set b(B value) {
+    bad();
+  }
 
   void derivedTest() {
     // The static type of super.v ??= e is the LUB of the static types of
@@ -91,7 +95,8 @@ class DerivedClass extends ClassWithInstanceGetters {
 main() {
   // Make sure the "none" test fails if "??=" is not implemented.  This makes
   // status files easier to maintain.
-  var _; _ ??= null;
+  var _;
+  _ ??= null;
 
   new DerivedClass().derivedTest();