Use constexpr TaskTraits constructor in chrome.

chrome/browser/extensions/api/networking_cast_private/chrome_networking_cast_private_delegate.cc

 // Copyright 2017 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 "chrome/browser/extensions/api/networking_cast_private/chrome_networking_cast_private_delegate.h"
 
 #include <stdint.h>
 
 #include "base/base64.h"
 #include "base/bind.h"
@@ skipping 173 matching lines @@
 
 ChromeNetworkingCastPrivateDelegate::ChromeNetworkingCastPrivateDelegate() {}
 
 ChromeNetworkingCastPrivateDelegate::~ChromeNetworkingCastPrivateDelegate() {}
 
 void ChromeNetworkingCastPrivateDelegate::VerifyDestination(
     std::unique_ptr<Credentials> credentials,
     const VerifiedCallback& success_callback,
     const FailureCallback& failure_callback) {
   base::PostTaskWithTraitsAndReplyWithResult(
-      FROM_HERE,
-      base::TaskTraits().MayBlock().WithPriority(
-          base::TaskPriority::USER_VISIBLE),
+      FROM_HERE, {base::MayBlock(), base::TaskPriority::USER_VISIBLE},
       base::Bind(&RunDecodeAndVerifyCredentials, base::Passed(&credentials)),
       base::Bind(&VerifyDestinationCompleted, success_callback,
                  failure_callback));
 }
 
 void ChromeNetworkingCastPrivateDelegate::VerifyAndEncryptCredentials(
     const std::string& guid,
     std::unique_ptr<Credentials> credentials,
     const DataCallback& success_callback,
     const FailureCallback& failure_callback) {
   base::PostTaskWithTraitsAndReplyWithResult(
-      FROM_HERE,
-      base::TaskTraits().MayBlock().WithPriority(
-          base::TaskPriority::USER_VISIBLE),
+      FROM_HERE, {base::MayBlock(), base::TaskPriority::USER_VISIBLE},
       base::Bind(&RunVerifyAndEncryptCredentials, guid,
                  base::Passed(&credentials), success_callback,
                  failure_callback),
       base::Bind(&VerifyAndEncryptCredentialsCompleted, failure_callback));
 }
 
 void ChromeNetworkingCastPrivateDelegate::VerifyAndEncryptData(
     const std::string& data,
     std::unique_ptr<Credentials> credentials,
     const DataCallback& success_callback,
     const FailureCallback& failure_callback) {
   base::PostTaskWithTraitsAndReplyWithResult(
-      FROM_HERE,
-      base::TaskTraits().MayBlock().WithPriority(
-          base::TaskPriority::USER_VISIBLE),
+      FROM_HERE, {base::MayBlock(), base::TaskPriority::USER_VISIBLE},
       base::Bind(&RunVerifyAndEncryptData, data, base::Passed(&credentials)),
       base::Bind(&VerifyAndEncryptDataCompleted, success_callback,
                  failure_callback));
 }
 
 }  // namespace extensions