The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/1e4271e15bf240edd313611750bcff9db8a8abca

commit 1e4271e15bf240edd313611750bcff9db8a8abca
Author: Tsuyoshi Horo <horo@chromium.org>
Date: Wed Oct 25 14:03:56 2017

S13nSW: Add service-workers-bypass-for-network*.html tests in FlagExpectations

In Debug build, service-workers-bypass-for-network-navigation.html and
service-workers-bypass-for-network-redirect.html are crashing at NOTREACHED() in
ServiceWorkerRequestHandler::MaybeCreateLoader().

In Release build, service-workers-bypass-for-network-navigation.html passes, but
service-workers-bypass-for-network-redirect.html timeout.

Bug:  778220 
Change-Id: I83ed4edf1640ab7d0b65e1382fd568f614d0d09c
Reviewed-on: https://chromium-review.googlesource.com/737492
Reviewed-by: Kinuko Yasuda <kinuko@chromium.org>
Commit-Queue: Tsuyoshi Horo <horo@chromium.org>
Cr-Commit-Position: refs/heads/master@{#511443}
[modify] https://crrev.com/1e4271e15bf240edd313611750bcff9db8a8abca/third_party/WebKit/LayoutTests/FlagExpectations/enable-features=NetworkService

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/c5b0916e398084310ba1ffca7859361f9e84e7fb

commit c5b0916e398084310ba1ffca7859361f9e84e7fb
Author: Tsuyoshi Horo <horo@chromium.org>
Date: Wed Oct 25 17:11:12 2017

S13nSW: Implement SWURLTrackingRequestHandler::MaybeCreateLoader

DevTools LayoutTests (service-workers-bypass-for-network-navigation.html and
service-workers-bypass-for-network-redirect.html) are crashing because
ServiceWorkerURLTrackingRequestHandler which is used for skipping service worker
doesn't implement MaybeCreateLoader().

Bug:  778220 
Change-Id: Ia1b5a7a359858f3e8259421750f7bfa2894a8f15
Reviewed-on: https://chromium-review.googlesource.com/737413
Reviewed-by: Kinuko Yasuda <kinuko@chromium.org>
Commit-Queue: Tsuyoshi Horo <horo@chromium.org>
Cr-Commit-Position: refs/heads/master@{#511495}
[modify] https://crrev.com/c5b0916e398084310ba1ffca7859361f9e84e7fb/content/browser/service_worker/service_worker_provider_host.cc
[modify] https://crrev.com/c5b0916e398084310ba1ffca7859361f9e84e7fb/third_party/WebKit/LayoutTests/FlagExpectations/enable-features=NetworkService

Fixed by #4.
https://test-results.appspot.com/dashboards/flakiness_dashboard.html#testType=webkit_tests&tests=service-workers-bypass-for-network

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/2f975f8b813b9995b8ee5a798401bc5398eea4a2

commit 2f975f8b813b9995b8ee5a798401bc5398eea4a2
Author: Matt Falkenhagen <falken@chromium.org>
Date: Fri Oct 27 04:01:10 2017

Gardening: Update service worker NetworkService test expectations

- force-refresh-ready.html and force-refresh-registration.html were
fixed in r511495.
- Since I duped the crbugs already, update the bug numbers so
all http/tests/fetch share the same bug.

Bug:  778220 ,  778721 
Change-Id: I77394a9f5d6181388a26a3a0851173320aff8e14
NOTRY: true
TBR: kinuko
Reviewed-on: https://chromium-review.googlesource.com/740924
Reviewed-by: Matt Falkenhagen <falken@chromium.org>
Commit-Queue: Matt Falkenhagen <falken@chromium.org>
Cr-Commit-Position: refs/heads/master@{#512086}
[modify] https://crrev.com/2f975f8b813b9995b8ee5a798401bc5398eea4a2/third_party/WebKit/LayoutTests/FlagExpectations/enable-features=NetworkService

Apologies, applied the wrong component in bulk.