Use TaskScheduler instead of WorkerPool in password_manager_util_win.cc.

chrome/browser/password_manager/password_manager_util_win.cc

 // Copyright 2013 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.
 
 // windows.h must be first otherwise Win8 SDK breaks.
 #include <windows.h>
 #include <LM.h>
 #include <stddef.h>
 #include <stdint.h>
 #include <wincred.h>
 
 #include <memory>
 
 // SECURITY_WIN32 must be defined in order to get
 // EXTENDED_NAME_FORMAT enumeration.
 #define SECURITY_WIN32 1
 #include <security.h>
 #undef SECURITY_WIN32
 
 #include "chrome/browser/password_manager/password_manager_util_win.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/metrics/histogram_macros.h"
 #include "base/strings/utf_string_conversions.h"
-#include "base/threading/worker_pool.h"
+#include "base/task_scheduler/post_task.h"
 #include "base/time/time.h"
 #include "base/win/windows_version.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/grit/chromium_strings.h"
 #include "components/password_manager/core/browser/password_manager.h"
 #include "components/password_manager/core/common/password_manager_pref_names.h"
 #include "components/prefs/pref_service.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/render_view_host.h"
 #include "content/public/browser/render_widget_host_view.h"
@@ skipping 163 matching lines @@
 void GetOsPasswordStatus() {
   // Preferences can be accessed on the UI thread only.
   DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
   PrefService* local_state = g_browser_process->local_state();
   std::unique_ptr<PasswordCheckPrefs> prefs(new PasswordCheckPrefs);
   prefs->Read(local_state);
   std::unique_ptr<OsPasswordStatus> status(
       new OsPasswordStatus(PASSWORD_STATUS_UNKNOWN));
   PasswordCheckPrefs* prefs_weak = prefs.get();
   OsPasswordStatus* status_weak = status.get();
-  bool posted = base::WorkerPool::PostTaskAndReply(
-      FROM_HERE,
+  base::PostTaskWithTraitsAndReply(
+      FROM_HERE, base::TaskTraits()
+                     .WithPriority(base::TaskPriority::BACKGROUND)
+                     .WithWait(),
       base::Bind(&GetOsPasswordStatusInternal, prefs_weak, status_weak),
       base::Bind(&ReplyOsPasswordStatus, base::Passed(&prefs),
-                 base::Passed(&status)),
-      true);
-  if (!posted) {
-    UMA_HISTOGRAM_ENUMERATION("PasswordManager.OsPasswordStatus",
-                              PASSWORD_STATUS_UNKNOWN, MAX_PASSWORD_STATUS);
-  }
+                 base::Passed(&status)));
 }
 
 }  // namespace
 
 void DelayReportOsPassword() {
   content::BrowserThread::PostDelayedTask(content::BrowserThread::UI, FROM_HERE,
                                           base::Bind(&GetOsPasswordStatus),
                                           base::TimeDelta::FromSeconds(40));
 }
 
@@ skipping 90 matching lines @@
         }
       }
       SecureZeroMemory(password, sizeof(password));
     }
   } while (credErr == NO_ERROR &&
            (retval == false && tries < kMaxPasswordRetries));
   return retval;
 }
 
 }  // namespace password_manager_util_win