The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/abb8619a175d36e191cd4f3905963eea1f412382

commit abb8619a175d36e191cd4f3905963eea1f412382
Author: Jay Civelli <jcivelli@google.com>
Date: Thu Feb 01 01:05:58 2018

Fix SSLUICaptivePortalListResourceBundleTest tests with network service.

Removing extra clean-up steps in the SetUp() method of the
SSLUICaptivePortalListResourceBundleTest as they cause the test to hang
when calling SetUpCertVerifier after the NetworkService has been
stopped.

Bug:  807779 
Cq-Include-Trybots: master.tryserver.chromium.linux:linux_mojo
Change-Id: I8d356d80ef1c95e98c5baacf8766d56b35d75abc
Reviewed-on: https://chromium-review.googlesource.com/896370
Commit-Queue: Jay Civelli <jcivelli@chromium.org>
Reviewed-by: John Abd-El-Malek <jam@chromium.org>
Cr-Commit-Position: refs/heads/master@{#533504}
[modify] https://crrev.com/abb8619a175d36e191cd4f3905963eea1f412382/chrome/browser/ssl/ssl_browsertest.cc
[modify] https://crrev.com/abb8619a175d36e191cd4f3905963eea1f412382/testing/buildbot/filters/mojo.fyi.network_browser_tests.filter