Use constexpr TaskTraits constructor in chrome.

chrome/browser/ui/webui/chromeos/drive_internals_ui.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 "chrome/browser/ui/webui/chromeos/drive_internals_ui.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <memory>
@@ skipping 653 matching lines @@
 
 void DriveInternalsWebUIHandler::UpdateGCacheContentsSection() {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
 
   // Start updating the GCache contents section.
   Profile* profile = Profile::FromWebUI(web_ui());
   const base::FilePath root_path = drive::util::GetCacheRootPath(profile);
   base::ListValue* gcache_contents = new base::ListValue;
   base::DictionaryValue* gcache_summary = new base::DictionaryValue;
   base::PostTaskWithTraitsAndReply(
-      FROM_HERE, base::TaskTraits().MayBlock().WithPriority(
-                     base::TaskPriority::USER_VISIBLE),
+      FROM_HERE, {base::MayBlock(), base::TaskPriority::USER_VISIBLE},
       base::Bind(&GetGCacheContents, root_path, gcache_contents,
                  gcache_summary),
       base::Bind(&DriveInternalsWebUIHandler::OnGetGCacheContents,
                  weak_ptr_factory_.GetWeakPtr(), base::Owned(gcache_contents),
                  base::Owned(gcache_summary)));
 }
 
 void DriveInternalsWebUIHandler::UpdateFileSystemContentsSection() {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
 
@@ skipping 18 matching lines @@
 }
 
 void DriveInternalsWebUIHandler::UpdateLocalStorageUsageSection() {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
 
   // Propagate the amount of local free space in bytes.
   base::FilePath home_path;
   if (PathService::Get(base::DIR_HOME, &home_path)) {
     base::DictionaryValue* local_storage_summary = new base::DictionaryValue;
     base::PostTaskWithTraitsAndReply(
-        FROM_HERE, base::TaskTraits().MayBlock().WithPriority(
-                       base::TaskPriority::USER_VISIBLE),
+        FROM_HERE, {base::MayBlock(), base::TaskPriority::USER_VISIBLE},
         base::Bind(&GetFreeDiskSpace, home_path, local_storage_summary),
         base::Bind(&DriveInternalsWebUIHandler::OnGetFreeDiskSpace,
                    weak_ptr_factory_.GetWeakPtr(),
                    base::Owned(local_storage_summary)));
   } else {
     LOG(ERROR) << "Home directory not found";
   }
 }
 
 void DriveInternalsWebUIHandler::UpdateCacheContentsSection(
@@ skipping 173 matching lines @@
       content::WebUIDataSource::Create(chrome::kChromeUIDriveInternalsHost);
   source->AddResourcePath("drive_internals.css", IDR_DRIVE_INTERNALS_CSS);
   source->AddResourcePath("drive_internals.js", IDR_DRIVE_INTERNALS_JS);
   source->SetDefaultResource(IDR_DRIVE_INTERNALS_HTML);
 
   Profile* profile = Profile::FromWebUI(web_ui);
   content::WebUIDataSource::Add(profile, source);
 }
 
 }  // namespace chromeos