Use constexpr TaskTraits constructor in chrome.

chrome/browser/extensions/api/management/management_browsertest.cc

 // Copyright (c) 2012 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 <stddef.h>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
@@ skipping 277 matching lines @@
 
 // Tests extension autoupdate.
 IN_PROC_BROWSER_TEST_F(ExtensionManagementTest, MAYBE_AutoUpdate) {
   NotificationListener notification_listener;
   base::FilePath basedir = test_data_dir_.AppendASCII("autoupdate");
 
   // Note: This interceptor gets requests on the IO thread.
   net::LocalHostTestURLRequestInterceptor interceptor(
       BrowserThread::GetTaskRunnerForThread(BrowserThread::IO),
       base::CreateTaskRunnerWithTraits(
-          base::TaskTraits()
-              .MayBlock()
-              .WithPriority(base::TaskPriority::BACKGROUND)
-              .WithShutdownBehavior(
-                  base::TaskShutdownBehavior::SKIP_ON_SHUTDOWN)));
+          {base::MayBlock(), base::TaskPriority::BACKGROUND,
+           base::TaskShutdownBehavior::SKIP_ON_SHUTDOWN}));
 
   interceptor.SetResponseIgnoreQuery(
       GURL("http://localhost/autoupdate/manifest"),
       basedir.AppendASCII("manifest_v2.xml"));
   interceptor.SetResponseIgnoreQuery(GURL("http://localhost/autoupdate/v2.crx"),
                                           basedir.AppendASCII("v2.crx"));
 
   // Install version 1 of the extension.
   ExtensionTestMessageListener listener1("v1 installed", false);
   ExtensionService* service = extensions::ExtensionSystem::Get(
@@ skipping 69 matching lines @@
 // Tests extension autoupdate.
 IN_PROC_BROWSER_TEST_F(ExtensionManagementTest,
                        MAYBE_AutoUpdateDisabledExtensions) {
   NotificationListener notification_listener;
   base::FilePath basedir = test_data_dir_.AppendASCII("autoupdate");
 
   // Note: This interceptor gets requests on the IO thread.
   net::LocalHostTestURLRequestInterceptor interceptor(
       BrowserThread::GetTaskRunnerForThread(BrowserThread::IO),
       base::CreateTaskRunnerWithTraits(
-          base::TaskTraits()
-              .MayBlock()
-              .WithPriority(base::TaskPriority::BACKGROUND)
-              .WithShutdownBehavior(
-                  base::TaskShutdownBehavior::SKIP_ON_SHUTDOWN)));
+          {base::MayBlock(), base::TaskPriority::BACKGROUND,
+           base::TaskShutdownBehavior::SKIP_ON_SHUTDOWN}));
 
   interceptor.SetResponseIgnoreQuery(
       GURL("http://localhost/autoupdate/manifest"),
       basedir.AppendASCII("manifest_v2.xml"));
   interceptor.SetResponseIgnoreQuery(GURL("http://localhost/autoupdate/v2.crx"),
                                      basedir.AppendASCII("v2.crx"));
 
   // Install version 1 of the extension.
   ExtensionTestMessageListener listener1("v1 installed", false);
   ExtensionService* service = extensions::ExtensionSystem::Get(
@@ skipping 48 matching lines @@
       browser()->profile())->extension_service();
   const char kExtensionId[] = "ogjcoiohnmldgjemafoockdghcjciccf";
   extensions::ExtensionUpdater::CheckParams params;
 
   base::FilePath basedir = test_data_dir_.AppendASCII("autoupdate");
 
   // Note: This interceptor gets requests on the IO thread.
   net::LocalHostTestURLRequestInterceptor interceptor(
       BrowserThread::GetTaskRunnerForThread(BrowserThread::IO),
       base::CreateTaskRunnerWithTraits(
-          base::TaskTraits()
-              .MayBlock()
-              .WithPriority(base::TaskPriority::BACKGROUND)
-              .WithShutdownBehavior(
-                  base::TaskShutdownBehavior::SKIP_ON_SHUTDOWN)));
+          {base::MayBlock(), base::TaskPriority::BACKGROUND,
+           base::TaskShutdownBehavior::SKIP_ON_SHUTDOWN}));
 
   interceptor.SetResponseIgnoreQuery(
       GURL("http://localhost/autoupdate/manifest"),
       basedir.AppendASCII("manifest_v2.xml"));
   interceptor.SetResponseIgnoreQuery(GURL("http://localhost/autoupdate/v2.crx"),
                                      basedir.AppendASCII("v2.crx"));
 
   ExtensionRegistry* registry = ExtensionRegistry::Get(browser()->profile());
   const size_t size_before = registry->enabled_extensions().size();
   ASSERT_TRUE(registry->disabled_extensions().is_empty());
@@ skipping 75 matching lines @@
   ExtensionService* service = extensions::ExtensionSystem::Get(
       browser()->profile())->extension_service();
   const char kExtensionId[] = "ogjcoiohnmldgjemafoockdghcjciccf";
 
   base::FilePath basedir = test_data_dir_.AppendASCII("autoupdate");
 
   // Note: This interceptor gets requests on the IO thread.
   net::LocalHostTestURLRequestInterceptor interceptor(
       BrowserThread::GetTaskRunnerForThread(BrowserThread::IO),
       base::CreateTaskRunnerWithTraits(
-          base::TaskTraits()
-              .MayBlock()
-              .WithPriority(base::TaskPriority::BACKGROUND)
-              .WithShutdownBehavior(
-                  base::TaskShutdownBehavior::SKIP_ON_SHUTDOWN)));
+          {base::MayBlock(), base::TaskPriority::BACKGROUND,
+           base::TaskShutdownBehavior::SKIP_ON_SHUTDOWN}));
 
   interceptor.SetResponseIgnoreQuery(
       GURL("http://localhost/autoupdate/manifest"),
       basedir.AppendASCII("manifest_v2.xml"));
   interceptor.SetResponseIgnoreQuery(GURL("http://localhost/autoupdate/v2.crx"),
                                      basedir.AppendASCII("v2.crx"));
 
   ExtensionRegistry* registry = ExtensionRegistry::Get(browser()->profile());
   const size_t size_before = registry->enabled_extensions().size();
   ASSERT_TRUE(registry->disabled_extensions().is_empty());
@@ skipping 60 matching lines @@
   ExtensionRegistry* registry = ExtensionRegistry::Get(browser()->profile());
   const char kExtensionId[] = "ogjcoiohnmldgjemafoockdghcjciccf";
   const size_t size_before = registry->enabled_extensions().size();
   base::FilePath basedir = test_data_dir_.AppendASCII("autoupdate");
   ASSERT_TRUE(registry->disabled_extensions().is_empty());
 
   // Note: This interceptor gets requests on the IO thread.
   net::LocalHostTestURLRequestInterceptor interceptor(
       BrowserThread::GetTaskRunnerForThread(BrowserThread::IO),
       base::CreateTaskRunnerWithTraits(
-          base::TaskTraits()
-              .MayBlock()
-              .WithPriority(base::TaskPriority::BACKGROUND)
-              .WithShutdownBehavior(
-                  base::TaskShutdownBehavior::SKIP_ON_SHUTDOWN)));
+          {base::MayBlock(), base::TaskPriority::BACKGROUND,
+           base::TaskShutdownBehavior::SKIP_ON_SHUTDOWN}));
 
   interceptor.SetResponseIgnoreQuery(
       GURL("http://localhost/autoupdate/manifest"),
       basedir.AppendASCII("manifest_v2.xml"));
   interceptor.SetResponseIgnoreQuery(GURL("http://localhost/autoupdate/v2.crx"),
                                      basedir.AppendASCII("v2.crx"));
 
   // Check that the policy is initially empty.
   ASSERT_TRUE(extensions::ExtensionManagementFactory::GetForBrowserContext(
                   browser()->profile())
@@ skipping 64 matching lines @@
   UpdateProviderPolicy(policies);
   extension_observer.WaitForExtensionWillBeInstalled();
 
   ASSERT_EQ(size_before + 1, registry->enabled_extensions().size());
   extension = service->GetExtensionById(kExtensionId, false);
   ASSERT_TRUE(extension);
   EXPECT_EQ(Manifest::EXTERNAL_POLICY_DOWNLOAD, extension->location());
   EXPECT_TRUE(service->IsExtensionEnabled(kExtensionId));
   EXPECT_TRUE(registry->disabled_extensions().is_empty());
 }