Move IDLs to 39 roll

modules/serviceworkers/ServiceWorkerClients.idl

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // https://slightlyoff.github.io/ServiceWorker/spec/service_worker/index.html#service-worker-clients-interface
 [
     Exposed=ServiceWorker,
     RuntimeEnabled=ServiceWorker,
-    WillBeGarbageCollected,
+    GarbageCollected,
 ] interface ServiceWorkerClients {
-    [CallWith=ScriptState] Promise getServiced();
+    [CallWith=ScriptState] Promise getAll(optional ServiceWorkerClientQueryParams options);
 };