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

content/browser/service_worker/service_worker_read_from_cache_job_unittest.cc

 // Copyright 2015 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/browser/service_worker/service_worker_read_from_cache_job.h"
 
 #include <stdint.h>
 
 #include <memory>
 
@@ skipping 72 matching lines @@
 
     url_request_context_->Init();
   }
 
   void InitializeStorage() {
     base::RunLoop run_loop;
     context()->storage()->LazyInitialize(run_loop.QuitClosure());
     run_loop.Run();
 
     // Populate a registration in the storage.
-    registration_ =
-        new ServiceWorkerRegistration(GURL("http://example.com/scope"),
-                                      kRegistrationId, context()->AsWeakPtr());
+    registration_ = new ServiceWorkerRegistration(
+        GURL("http://example.com/scope"), false /*use_cache */, kRegistrationId,
+        context()->AsWeakPtr());
     version_ = new ServiceWorkerVersion(registration_.get(), main_script_.url,
                                         kVersionId, context()->AsWeakPtr());
     std::vector<ServiceWorkerDatabase::ResourceRecord> resources;
     resources.push_back(main_script_);
     resources.push_back(imported_script_);
     version_->script_cache_map()->SetResources(resources);
     version_->set_fetch_handler_existence(
         ServiceWorkerVersion::FetchHandlerExistence::EXISTS);
     ASSERT_EQ(SERVICE_WORKER_OK, StoreRegistration());
     ASSERT_TRUE(WriteResource(main_script_.resource_id));
@@ skipping 148 matching lines @@
   EXPECT_EQ(net::ERR_CACHE_MISS, request->status().error());
   EXPECT_EQ(SERVICE_WORKER_ERROR_DISK_CACHE,
             DeduceStartWorkerFailureReason(SERVICE_WORKER_OK));
 
   // The version should be doomed by the job.
   EXPECT_EQ(ServiceWorkerVersion::REDUNDANT, version_->status());
   EXPECT_EQ(SERVICE_WORKER_ERROR_NOT_FOUND, FindRegistration());
 }
 
 }  // namespace content