Re-land "Format all multitests"

tests/language/deferred_super_dependency_test.dart

Index: tests/language/deferred_super_dependency_test.dart
diff --git a/tests/language/deferred_super_dependency_test.dart b/tests/language/deferred_super_dependency_test.dart
index aa42f8da90b2513860d05ce3008a6feba3698131..2f2065b326e6e9c9418c193ae8dde98210acd8ba 100644
--- a/tests/language/deferred_super_dependency_test.dart
+++ b/tests/language/deferred_super_dependency_test.dart
@@ -12,4 +12,4 @@ import "deferred_super_dependency_lib.dart" deferred as lib; //# 01: static type
 main() async {
   await lib.loadLibrary(); //# 01: continued
   Expect.throws(() => new lib.C().foo(), (e) => e is NoSuchMethodError); //# 01: continued
-}
+}