Format all tests.

tests/html/wrapping_collections_test.dart

Index: tests/html/wrapping_collections_test.dart
diff --git a/tests/html/wrapping_collections_test.dart b/tests/html/wrapping_collections_test.dart
index 218d255b46a456c3a602f3c65e6abe651f9a30c7..0ea79d2dbb46c0e4efbf65c6af1b1c4cb64c1c3a 100644
--- a/tests/html/wrapping_collections_test.dart
+++ b/tests/html/wrapping_collections_test.dart
@@ -13,7 +13,7 @@ main() {
     var performance = js.context['performance'];
     var entries = performance.callMethod('getEntries', const []);
     entries.forEach((x) {
-        expect(x is js.JsObject, isTrue);
+      expect(x is js.JsObject, isTrue);
     });
   });
 
@@ -21,7 +21,7 @@ main() {
     var dartPerformance = js.JsNative.toTypedObject(js.context['performance']);
     var dartEntries = dartPerformance.getEntries();
     dartEntries.forEach((x) {
-        expect(x is PerformanceEntry, isTrue);
+      expect(x is PerformanceEntry, isTrue);
     });
   });
-}
+}