Format all tests.

tests/html/element_types_constructors2_test.dart

Index: tests/html/element_types_constructors2_test.dart
diff --git a/tests/html/element_types_constructors2_test.dart b/tests/html/element_types_constructors2_test.dart
index 07a5fc449df2c3a8bf989f044283ede2db6ecedc..f3518315062e3df321958cd333a8544f92e64d00 100644
--- a/tests/html/element_types_constructors2_test.dart
+++ b/tests/html/element_types_constructors2_test.dart
@@ -35,7 +35,7 @@ main() {
     check('iframe', () => new IFrameElement() is IFrameElement);
     check('img', () => new ImageElement() is ImageElement);
     check('input', () => new InputElement() is InputElement);
-    check('keygen',
-        () => new KeygenElement() is KeygenElement, KeygenElement.supported);
+    check('keygen', () => new KeygenElement() is KeygenElement,
+        KeygenElement.supported);
   });
 }