Enable test for notifications requireInteraction

LayoutTests/http/tests/notifications/serviceworker-notificationclick-event-reflection.html

Index: LayoutTests/http/tests/notifications/serviceworker-notificationclick-event-reflection.html
diff --git a/LayoutTests/http/tests/notifications/serviceworker-notificationclick-event-reflection.html b/LayoutTests/http/tests/notifications/serviceworker-notificationclick-event-reflection.html
index 65b05607b6d325d6faeb1ab1fb2889a75cc8974b..2c7283b7ec601a6666f6c67f535dbc4d6894a6d7 100644
--- a/LayoutTests/http/tests/notifications/serviceworker-notificationclick-event-reflection.html
+++ b/LayoutTests/http/tests/notifications/serviceworker-notificationclick-event-reflection.html
@@ -71,10 +71,6 @@
 
                   options.actions = options.actions.slice(0, Notification.maxActions);
                   Object.keys(options).forEach(function(key) {
-                      if (key == 'requireInteraction') {
-                          // TODO(johnme): requireInteraction is not yet serialized properly.
-                          return;
-                      }
                       if (typeof options[key] == 'object')
                           assert_object_equals(event.data.notification[key], options[key], 'The ' + key + ' field must be the same.');
                       else