Network Service: filter...

Network Service: filter external/wpt/service-workers/service-worker/registration-updateviacache.https.html

Started failing likely after the FF change:
https://chromium.googlesource.com/chromium/src/+/2898d2a95064276f84a6803253f15b0ea018f82a

(haven't looked into details)

TBR=falken@chromium.org
NOTRY=true

Bug: 
Cq-Include-Trybots: master.tryserver.chromium.linux:linux_mojo
Change-Id: If294b03a252124ab41048271eccc491918bd113e
Reviewed-on: https://chromium-review.googlesource.com/793651
Commit-Queue: Kinuko Yasuda <kinuko@chromium.org>
Reviewed-by: Kinuko Yasuda <kinuko@chromium.org>
Cr-Commit-Position: refs/heads/master@{#519693}

third_party/WebKit/LayoutTests/FlagExpectations/enable-features=NetworkService

@@ -41,7 +41,7 @@ Bug(none) external/wpt/service-workers/service-worker/fetch-response-xhr.https.h
 Bug(none) external/wpt/service-workers/service-worker/import-scripts-resource-map.https.html [ Crash ]
 crbug.com/771118 external/wpt/service-workers/service-worker/mime-sniffing.https.html [ Failure ]
 Bug(none) external/wpt/service-workers/service-worker/register-link-header.https.html [ Timeout ]
-Bug(none) external/wpt/service-workers/service-worker/registration-updateviacache.https.html [ Timeout ]
+Bug(none) external/wpt/service-workers/service-worker/registration-updateviacache.https.html [ Failure Timeout ]
 Bug(none) external/wpt/service-workers/service-worker/shared-worker-controlled.https.html [ Timeout ]
 Bug(none) external/wpt/service-workers/service-worker/update-bytecheck.https.html [ Pass Timeout Failure ]
 Bug(none) external/wpt/service-workers/service-worker/worker-interception.https.html [ Pass Crash Failure ]