Import w3c tests for the service workers

third_party/WebKit/LayoutTests/imported/wpt/service-workers/service-worker/ServiceWorkerGlobalScope/resources/update-worker.js

Index: third_party/WebKit/LayoutTests/imported/wpt/service-workers/service-worker/ServiceWorkerGlobalScope/resources/update-worker.js
diff --git a/third_party/WebKit/LayoutTests/http/tests/serviceworker/ServiceWorkerGlobalScope/resources/update-worker.php b/third_party/WebKit/LayoutTests/imported/wpt/service-workers/service-worker/ServiceWorkerGlobalScope/resources/update-worker.js
similarity index 64%
copy from third_party/WebKit/LayoutTests/http/tests/serviceworker/ServiceWorkerGlobalScope/resources/update-worker.php
copy to third_party/WebKit/LayoutTests/imported/wpt/service-workers/service-worker/ServiceWorkerGlobalScope/resources/update-worker.js
index 6a18bcafc846b1c0a1fbc0b04df470ebed5318b4..63c4534b7ef147e1b1096cecbe5db21a94d804a1 100644
--- a/third_party/WebKit/LayoutTests/http/tests/serviceworker/ServiceWorkerGlobalScope/resources/update-worker.php
+++ b/third_party/WebKit/LayoutTests/imported/wpt/service-workers/service-worker/ServiceWorkerGlobalScope/resources/update-worker.js
@@ -1,14 +1,4 @@
-<?php
-// update() does not bypass cache so set the max-age to 0 such that update()
-// can find a new version in the network.
-header('Cache-Control: max-age=0');
-
-// Return a different script for each access.
-header('Content-Type:application/javascript');
-echo '// ' . microtime();
-?>
-
-importScripts('../../resources/test-helpers.js');
+importScripts('../../resources/test-helpers.sub.js');
 importScripts('../../resources/worker-testharness.js');
 
 var events_seen = [];