Gardening: resource-timing.https.html now passes.

The 'generated response' test used to fail. Fixed by r615063.

Bug: 840881
Change-Id: Ia5773ee28ac4d9b2195f98f8dedd731fa166502e
TBR: npm
No-Try: true
Reviewed-on: https://chromium-review.googlesource.com/c/1370159Reviewed-by: Matt Falkenhagen <falken@chromium.org>
Commit-Queue: Matt Falkenhagen <falken@chromium.org>
Cr-Commit-Position: refs/heads/master@{#615430}

third_party/blink/web_tests/TestExpectations

@@ -5117,11 +5117,6 @@ crbug.com/800745 [ Linux ] virtual/gpu/fast/canvas/canvas-composite-video.html [
 crbug.com/832274 [ Linux ] fast/forms/search/search-appearance-basic.html [ Pass Failure ]
 crbug.com/832274 [ Win ] fast/forms/search/search-appearance-basic.html [ Pass Failure ]
 
-crbug.com/840881 external/wpt/service-workers/service-worker/resource-timing.https.html [ Failure ]
-crbug.com/840881 virtual/outofblink-cors/external/wpt/service-workers/service-worker/resource-timing.https.html [ Failure ]
-crbug.com/840881 virtual/outofblink-cors-ns/external/wpt/service-workers/service-worker/resource-timing.https.html [ Failure ]
-crbug.com/840881 virtual/disabled-service-worker-servicification/external/wpt/service-workers/service-worker/resource-timing.https.html [ Failure ]
-
 # Sheriff 2018-04-12
 crbug.com/831993 [ Linux ] virtual/gpu-rasterization/images/cross-fade-overflow-position.html [ Pass Timeout ]