Revert of Use TaskScheduler instead of blocking pool in wizard_controller.cc.

chrome/browser/chromeos/login/wizard_controller.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/login/wizard_controller.h"
 
 #include <signal.h>
 #include <stddef.h>
 #include <stdlib.h>
 #include <sys/types.h>
 #include <string>
 #include <utility>
 #include <vector>
 
 #include "base/bind.h"
 #include "base/callback_helpers.h"
 #include "base/command_line.h"
 #include "base/location.h"
 #include "base/logging.h"
 #include "base/macros.h"
 #include "base/metrics/histogram_macros.h"
 #include "base/single_thread_task_runner.h"
 #include "base/strings/utf_string_conversions.h"
-#include "base/task_scheduler/post_task.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/browser_process_platform_part.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/chromeos/accessibility/accessibility_manager.h"
 #include "chrome/browser/chromeos/app_mode/kiosk_app_manager.h"
 #include "chrome/browser/chromeos/arc/arc_util.h"
 #include "chrome/browser/chromeos/customization/customization_document.h"
 #include "chrome/browser/chromeos/login/enrollment/auto_enrollment_check_screen.h"
 #include "chrome/browser/chromeos/login/enrollment/enrollment_screen.h"
@@ skipping 181 matching lines @@
       (network->type() == shill::kTypeCellular &&
        !help_utils_chromeos::IsUpdateOverCellularAllowed())) {
     return false;
   }
   return true;
 }
 
 #if defined(GOOGLE_CHROME_BUILD)
 void InitializeCrashReporter() {
   // The crash reporter initialization needs IO to complete.
+  DCHECK(BrowserThread::GetBlockingPool()->RunsTasksOnCurrentThread());
   breakpad::InitCrashReporter(std::string());
 }
 #endif
 
 }  // namespace
 
 namespace chromeos {
 
 // static
 const int WizardController::kMinAudibleOutputVolumePercent = 10;
@@ skipping 475 matching lines @@
   } else {
     InitiateOOBEUpdate();
   }
 }
 
 void WizardController::OnChangedMetricsReportingState(bool enabled) {
   CrosSettings::Get()->SetBoolean(kStatsReportingPref, enabled);
   if (!enabled)
     return;
 #if defined(GOOGLE_CHROME_BUILD)
-  if (!base::PostTaskWithTraits(FROM_HERE,
-                                base::TaskTraits().MayBlock().WithPriority(
-                                    base::TaskPriority::BACKGROUND),
-                                base::Bind(&InitializeCrashReporter))) {
+  if (!content::BrowserThread::PostBlockingPoolTask(
+          FROM_HERE, base::Bind(&InitializeCrashReporter))) {
     LOG(ERROR) << "Failed to start crash reporter initialization.";
   }
 #endif
 }
 
 void WizardController::OnUpdateErrorCheckingForUpdate() {
   // TODO(nkostylev): Update should be required during OOBE.
   // We do not want to block users from being able to proceed to the login
   // screen if there is any error checking for an update.
   // They could use "browse without sign-in" feature to set up the network to be
@@ skipping 759 matching lines @@
             : policy::EnrollmentConfig::MODE_MANUAL_REENROLLMENT;
   }
 
   EnrollmentScreen* screen = EnrollmentScreen::Get(this);
   screen->SetParameters(effective_config, shark_controller_.get());
   SetStatusAreaVisible(true);
   SetCurrentScreen(screen);
 }
 
 }  // namespace chromeos