service worker: Add CHECKs for investigating null http info bug.

content/browser/service_worker/service_worker_registration_unittest.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/browser/service_worker/service_worker_registration.h"
 
 #include <stdint.h>
 #include <utility>
 
 #include "base/files/scoped_temp_dir.h"
@@ skipping 231 matching lines @@
     version_1->set_fetch_handler_existence(
         ServiceWorkerVersion::FetchHandlerExistence::EXISTS);
     registration_->SetActiveVersion(version_1);
     version_1->SetStatus(ServiceWorkerVersion::ACTIVATED);
 
     // Store the registration.
     std::vector<ServiceWorkerDatabase::ResourceRecord> records;
     records.push_back(ServiceWorkerDatabase::ResourceRecord(
         10, version_1->script_url(), 100));
     version_1->script_cache_map()->SetResources(records);
+    version_1->SetMainScriptHttpResponseInfo(
+        EmbeddedWorkerTestHelper::CreateHttpResponseInfo());
     ServiceWorkerStatusCode status = SERVICE_WORKER_ERROR_MAX_VALUE;
     context()->storage()->StoreRegistration(
         registration_.get(), version_1.get(),
         CreateReceiverOnCurrentThread(&status));
     base::RunLoop().RunUntilIdle();
     ASSERT_EQ(SERVICE_WORKER_OK, status);
 
     // Give the active version a controllee.
     host_.reset(new ServiceWorkerProviderHost(
         33 /* dummy render process id */,
@@ skipping 115 matching lines @@
 
 INSTANTIATE_TEST_CASE_P(ServiceWorkerRegistrationTest,
                         ServiceWorkerRegistrationTestP,
                         testing::Bool());
 
 INSTANTIATE_TEST_CASE_P(ServiceWorkerActivationTest,
                         ServiceWorkerActivationTest,
                         testing::Bool());
 
 }  // namespace content