imported/w3c/web-platform-tests/service-workers/service-worker/multiple-update.https.html is slow on Debug
https://bugs.webkit.org/show_bug.cgi?id=181541

Unreviewed.

Patch by Youenn Fablet <youenn@apple.com> on 2018-01-11

* TestExpectations:

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@226801 268f45cc-cd09-0410-ab3c-d52691b4dbfc
diff --git a/LayoutTests/TestExpectations b/LayoutTests/TestExpectations
index 8b529ae..8a9370b 100644
--- a/LayoutTests/TestExpectations
+++ b/LayoutTests/TestExpectations
@@ -167,7 +167,6 @@
 imported/w3c/web-platform-tests/service-workers/service-worker/about-blank-replacement.https.html [ Pass Failure ]
 webkit.org/b/179248 imported/w3c/web-platform-tests/service-workers/service-worker/fetch-event-within-sw.https.html [ Pass Failure ]
 imported/w3c/web-platform-tests/service-workers/service-worker/fetch-event-respond-with-response-body-with-invalid-chunk.https.html [ Pass Failure ]
-imported/w3c/web-platform-tests/service-workers/service-worker/multiple-update.https.html [ Pass Failure ]
 imported/w3c/web-platform-tests/service-workers/service-worker/performance-timeline.https.html [ Pass Failure ]
 imported/w3c/web-platform-tests/service-workers/service-worker/registration-service-worker-attributes.https.html [ Pass Failure ]
 imported/w3c/web-platform-tests/service-workers/service-worker/service-worker-csp-connect.https.html [ Pass Failure ]
@@ -185,6 +184,7 @@
 [ Debug ] imported/w3c/web-platform-tests/service-workers/service-worker/getregistrations.https.html [ Slow ]
 [ Debug ] imported/w3c/web-platform-tests/service-workers/service-worker/interfaces-sw.https.html [ Slow ]
 [ Debug ] imported/w3c/web-platform-tests/service-workers/service-worker/ready.https.html [ Slow ]
+[ Debug ] imported/w3c/web-platform-tests/service-workers/service-worker/multiple-update.https.html [ Slow ]
 
 # Reenable it when having a custom gc exposed in service workers.
 [ Debug ] http/wpt/service-workers/fetchEvent.https.html [ Skip ]