Format all tests.

tests/lib_strong/html/event_customevent_test.dart

Index: tests/lib_strong/html/event_customevent_test.dart
diff --git a/tests/lib_strong/html/event_customevent_test.dart b/tests/lib_strong/html/event_customevent_test.dart
index 4cb5066f3e18bcb743a54963edadfc11194a8a4c..ea0666ecbd017645d4970132d75c256c0ce05970 100644
--- a/tests/lib_strong/html/event_customevent_test.dart
+++ b/tests/lib_strong/html/event_customevent_test.dart
@@ -28,8 +28,8 @@ main() {
       expect(ev.detail, {'type': 'detail'});
     });
 
-    var ev = new CustomEvent('foo', canBubble: false, cancelable: false,
-        detail: {'type': 'detail'});
+    var ev = new CustomEvent('foo',
+        canBubble: false, cancelable: false, detail: {'type': 'detail'});
     el.dispatchEvent(ev);
     expect(fired, isTrue);
   });