Implement updateViaCache flag and no-cache by default for main service worker scripts

content/child/service_worker/web_service_worker_provider_impl.cc

 // Copyright 2013 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.
 
 #include "content/child/service_worker/web_service_worker_provider_impl.h"
 
 #include <memory>
 #include <utility>
 
 #include "content/child/service_worker/service_worker_dispatcher.h"
@@ skipping 47 matching lines @@
   // track of the controller's use counter.
   for (uint32_t feature : context_->used_features())
     client->CountFeature(feature);
   client->SetController(WebServiceWorkerImpl::CreateHandle(controller),
                         false /* shouldNotifyControllerChange */);
 }
 
 void WebServiceWorkerProviderImpl::RegisterServiceWorker(
     const WebURL& pattern,
     const WebURL& script_url,
+    blink::WebServiceWorkerUpdateViaCache update_via_cache,
     std::unique_ptr<WebServiceWorkerRegistrationCallbacks> callbacks) {
   GetDispatcher()->RegisterServiceWorker(context_->provider_id(), pattern,
-                                         script_url, std::move(callbacks));
+                                         script_url, update_via_cache,
+                                         std::move(callbacks));
 }
 
 void WebServiceWorkerProviderImpl::GetRegistration(
     const blink::WebURL& document_url,
     std::unique_ptr<WebServiceWorkerGetRegistrationCallbacks> callbacks) {
   GetDispatcher()->GetRegistration(context_->provider_id(), document_url,
                                    std::move(callbacks));
 }
 
 void WebServiceWorkerProviderImpl::GetRegistrations(
@@ skipping 32 matching lines @@
       ServiceWorkerDispatcher::GetThreadSpecificInstance();
   if (dispatcher)
     dispatcher->RemoveProviderClient(context_->provider_id());
 }
 
 ServiceWorkerDispatcher* WebServiceWorkerProviderImpl::GetDispatcher() {
   return ServiceWorkerDispatcher::GetThreadSpecificInstance();
 }
 
 }  // namespace content