Use tri-state enum for the existence of Fetch Handler in ServiceWorkerVersion.

content/browser/service_worker/service_worker_job_unittest.cc

 // 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.
 
 #include <stdint.h>
 #include <tuple>
 
 #include "base/files/scoped_temp_dir.h"
 #include "base/logging.h"
 #include "base/macros.h"
@@ skipping 639 matching lines @@
   // Manually create the waiting worker since there is no way to become a
   // waiting worker until Update is implemented.
   scoped_refptr<ServiceWorkerVersion> version = new ServiceWorkerVersion(
       registration.get(), script_url, 1L, helper_->context()->AsWeakPtr());
   ServiceWorkerStatusCode status = SERVICE_WORKER_ERROR_FAILED;
   version->StartWorker(ServiceWorkerMetrics::EventType::UNKNOWN,
                        CreateReceiverOnCurrentThread(&status));
   base::RunLoop().RunUntilIdle();
   ASSERT_EQ(SERVICE_WORKER_OK, status);
 
+  version->set_fetch_handler_existence(
+      ServiceWorkerVersion::FetchHandlerExistence::EXISTS);
   version->SetStatus(ServiceWorkerVersion::INSTALLED);
   registration->SetWaitingVersion(version);
   EXPECT_EQ(EmbeddedWorkerStatus::RUNNING, version->running_status());
   EXPECT_EQ(ServiceWorkerVersion::INSTALLED, version->status());
 
   RunUnregisterJob(GURL("http://www.example.com/"));
 
   // The version should be stopped since there is no controllee after
   // unregistration.
   EXPECT_EQ(EmbeddedWorkerStatus::STOPPED, version->running_status());
@@ skipping 916 matching lines @@
   EventCallbackHelper* helper = new EventCallbackHelper;
   helper_.reset(helper);
 
   GURL pattern("http://www.example.com/");
   GURL script("http://www.example.com/service_worker.js");
   scoped_refptr<ServiceWorkerRegistration> registration;
 
   helper->set_has_fetch_handler(true);
   RunRegisterJob(pattern, script);
   registration = FindRegistrationForPattern(pattern);
-  EXPECT_TRUE(registration->active_version()->has_fetch_handler());
+  EXPECT_EQ(ServiceWorkerVersion::FetchHandlerExistence::EXISTS,
+            registration->active_version()->fetch_handler_existence());
   RunUnregisterJob(pattern);
 
   helper->set_has_fetch_handler(false);
   RunRegisterJob(pattern, script);
   registration = FindRegistrationForPattern(pattern);
-  EXPECT_FALSE(registration->active_version()->has_fetch_handler());
+  EXPECT_EQ(ServiceWorkerVersion::FetchHandlerExistence::DOES_NOT_EXIST,
+            registration->active_version()->fetch_handler_existence());
   RunUnregisterJob(pattern);
 }
 
 TEST_F(ServiceWorkerJobTest, Update_PauseAfterDownload) {
   UpdateJobTestHelper* update_helper = new UpdateJobTestHelper;
   helper_.reset(update_helper);
   IPC::TestSink* sink = update_helper->ipc_sink();
 
   // The initial version should not pause after download.
   scoped_refptr<ServiceWorkerRegistration> registration =
@@ skipping 76 matching lines @@
   // should not be promoted to ACTIVATED because failure occur
   // during shutdown.
   runner->RunUntilIdle();
   base::RunLoop().RunUntilIdle();
   EXPECT_EQ(new_version.get(), registration->active_version());
   EXPECT_EQ(ServiceWorkerVersion::ACTIVATING, new_version->status());
   registration->RemoveListener(update_helper);
 }
 
 }  // namespace content