drive: Migrate GetBlockingPool() to TaskScheduler

chrome/browser/chromeos/drive/file_system_util.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/chromeos/drive/file_system_util.h"
 
 #include <stddef.h>
 
 #include <memory>
 #include <string>
 #include <vector>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/files/file_path.h"
 #include "base/files/file_util.h"
 #include "base/i18n/icu_string_conversions.h"
 #include "base/json/json_file_value_serializer.h"
 #include "base/logging.h"
 #include "base/macros.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_util.h"
+#include "base/task_scheduler/post_task.h"
 #include "base/threading/sequenced_worker_pool.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chromeos/drive/drive_integration_service.h"
 #include "chrome/browser/chromeos/drive/write_on_cache_file.h"
 #include "chrome/browser/chromeos/profiles/profile_helper.h"
 #include "chrome/browser/chromeos/profiles/profile_util.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/common/chrome_constants.h"
@@ skipping 153 matching lines @@
 }
 
 void PrepareWritableFileAndRun(Profile* profile,
                                const base::FilePath& path,
                                const PrepareWritableFileCallback& callback) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   DCHECK(!callback.is_null());
 
   FileSystemInterface* file_system = GetFileSystemByProfile(profile);
   if (!file_system || !IsUnderDriveMountPoint(path)) {
-    content::BrowserThread::GetBlockingPool()->PostTask(
-        FROM_HERE,
+    base::PostTaskWithTraits(
+        FROM_HERE, {base::MayBlock(), base::TaskPriority::USER_BLOCKING},
         base::BindOnce(callback, FILE_ERROR_FAILED, base::FilePath()));
     return;
   }
 
   WriteOnCacheFile(file_system, ExtractDrivePath(path),
                    std::string(),  // mime_type
                    callback);
 }
 
 void EnsureDirectoryExists(Profile* profile,
@@ skipping 44 matching lines @@
   const bool disable_sync_over_celluar =
       profile->GetPrefs()->GetBoolean(prefs::kDisableDriveOverCellular);
 
   if (is_connection_cellular && disable_sync_over_celluar)
     return DRIVE_CONNECTED_METERED;
   return DRIVE_CONNECTED;
 }
 
 }  // namespace util
 }  // namespace drive