Rename TaskRunner::RunsTasksOnCurrentThread() in //chrome

chrome/browser/chromeos/app_mode/kiosk_app_data_base.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/chromeos/app_mode/kiosk_app_data_base.h"
 
 #include <utility>
 
 #include "base/files/file_util.h"
 #include "base/memory/ptr_util.h"
 #include "base/task_scheduler/post_task.h"
 #include "base/threading/sequenced_worker_pool.h"
+#include "base/threading/thread_restrictions.h"
 #include "chrome/browser/browser_process.h"
 #include "components/prefs/pref_service.h"
 #include "components/prefs/scoped_user_pref_update.h"
 #include "content/public/browser/browser_thread.h"
 #include "ui/gfx/codec/png_codec.h"
 
 using content::BrowserThread;
 
 namespace chromeos {
 
 namespace {
 
 // Keys for local state data.
 constexpr char kKeyName[] = "name";
 constexpr char kKeyIcon[] = "icon";
 
 // Icon file extension.
 constexpr char kIconFileExtension[] = ".png";
 
 // Save |raw_icon| for given |app_id|.
 void SaveIconToLocalOnBlockingPool(const base::FilePath& icon_path,
                                    std::vector<unsigned char> image_data) {
-  DCHECK(BrowserThread::GetBlockingPool()->RunsTasksOnCurrentThread());
-
+  base::ThreadRestrictions::AssertIOAllowed();
   const base::FilePath dir = icon_path.DirName();
   if (!base::PathExists(dir) && !base::CreateDirectory(dir)) {
     LOG(ERROR) << "Failed to create directory to store kiosk icons";
     return;
   }
 
   const int wrote = base::WriteFile(
       icon_path, reinterpret_cast<char*>(image_data.data()), image_data.size());
   if (wrote != static_cast<int>(image_data.size())) {
     LOG(ERROR) << "Failed to write kiosk icon file";
@@ skipping 72 matching lines @@
   dict_update->Remove(app_key, nullptr);
 
   if (!icon_path_.empty()) {
     base::PostTaskWithTraits(
         FROM_HERE, {base::MayBlock(), base::TaskPriority::BACKGROUND},
         base::Bind(base::IgnoreResult(&base::DeleteFile), icon_path_, false));
   }
 }
 
 }  // namespace chromeos