WPT: service worker: Refactor and format navigation-redirect.https.html.

In preparation for extending or modifying the test to test Client.url
and resultingClientId for https://github.com/whatwg/html/pull/3891.

Bug: 876223
Change-Id: I50e8b8c21c5f8639a24a9c2ec00df3ccafdc8ac8
Reviewed-on: https://chromium-review.googlesource.com/1184656
Commit-Queue: Matt Falkenhagen <falken@chromium.org>
Reviewed-by: Kinuko Yasuda <kinuko@chromium.org>
Reviewed-by: Makoto Shimazu <shimazu@chromium.org>
Cr-Commit-Position: refs/heads/master@{#585738}

third_party/WebKit/LayoutTests/external/wpt/service-workers/service-worker/navigation-redirect.https-expected.txt

 This is a testharness.js-based test.
+PASS initialize global state
 PASS Normal redirect to same-origin scope.
 FAIL Normal redirect to same-origin scope with a hash fragment. assert_object_equals: Intercepted URLs should match. property "0" expected ["https://web-platform.test:8444/service-workers/service-worker/resources/navigation-redirect-scope1.py?#ref"] got ["https://web-platform.test:8444/service-workers/service-worker/resources/navigation-redirect-scope1.py?"]
 FAIL Normal redirect to same-origin scope with different hash fragments. assert_object_equals: Intercepted URLs should match. property "0" expected ["https://web-platform.test:8444/service-workers/service-worker/resources/navigation-redirect-scope1.py?#ref2"] got ["https://web-platform.test:8444/service-workers/service-worker/resources/navigation-redirect-scope1.py?"]
@@ -12,7 +13,7 @@ PASS SW-fallbacked redirect to other-origin out-scope.
 PASS SW-fallbacked redirect to other-origin in-scope.
 PASS SW-generated redirect to same-origin out-scope.
 FAIL SW-generated redirect to same-origin out-scope with a hash fragment. assert_object_equals: Intercepted URLs should match. property "0" expected ["https://web-platform.test:8444/service-workers/service-worker/resources/navigation-redirect-scope1.py?sw=gen&url=https%3A%2F%2Fweb-platform.test%3A8444%2Fservice-workers%2Fservice-worker%2Fresources%2Fnavigation-redirect-out-scope.py%3F#ref"] got ["https://web-platform.test:8444/service-workers/service-worker/resources/navigation-redirect-scope1.py?sw=gen&url=https%3A%2F%2Fweb-platform.test%3A8444%2Fservice-workers%2Fservice-worker%2Fresources%2Fnavigation-redirect-out-scope.py%3F"]
-FAIL SW-generated redirect to same-origin out-scope with different hashfragments. assert_object_equals: Intercepted URLs should match. property "0" expected ["https://web-platform.test:8444/service-workers/service-worker/resources/navigation-redirect-scope1.py?sw=gen&url=https%3A%2F%2Fweb-platform.test%3A8444%2Fservice-workers%2Fservice-worker%2Fresources%2Fnavigation-redirect-out-scope.py%3F%23ref2#ref"] got ["https://web-platform.test:8444/service-workers/service-worker/resources/navigation-redirect-scope1.py?sw=gen&url=https%3A%2F%2Fweb-platform.test%3A8444%2Fservice-workers%2Fservice-worker%2Fresources%2Fnavigation-redirect-out-scope.py%3F%23ref2"]
+FAIL SW-generated redirect to same-origin out-scope with different hash fragments. assert_object_equals: Intercepted URLs should match. property "0" expected ["https://web-platform.test:8444/service-workers/service-worker/resources/navigation-redirect-scope1.py?sw=gen&url=https%3A%2F%2Fweb-platform.test%3A8444%2Fservice-workers%2Fservice-worker%2Fresources%2Fnavigation-redirect-out-scope.py%3F%23ref2#ref"] got ["https://web-platform.test:8444/service-workers/service-worker/resources/navigation-redirect-scope1.py?sw=gen&url=https%3A%2F%2Fweb-platform.test%3A8444%2Fservice-workers%2Fservice-worker%2Fresources%2Fnavigation-redirect-out-scope.py%3F%23ref2"]
 PASS SW-generated redirect to same-origin same-scope.
 PASS SW-generated redirect to same-origin other-scope.
 PASS SW-generated redirect to other-origin out-scope.
@@ -34,5 +35,6 @@ PASS Redirect to same-origin other-scope with opaque redirect response which is
 PASS Redirect to other-origin out-scope with opaque redirect response which is passed through Cache.
 PASS Redirect to other-origin in-scope with opaque redirect response which is passed through Cache.
 PASS No location redirect response via Cache.
+PASS clean up global state
 Harness: the test ran to completion.