Implement a task scheduler for BrowsingDataRemover

chrome/browser/ui/webui/options/clear_browser_data_handler.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/options/clear_browser_data_handler.h"
 
 #include <stddef.h>
 
 #include <memory>
 #include <utility>
@@ skipping 300 matching lines @@
         [prefs](const std::string& pref) { return prefs->GetBoolean(pref); });
     UMA_HISTOGRAM_SPARSE_SLOWLY(
         "History.ClearBrowsingData.PasswordsDeletion.AdditionalDatatypesCount",
         checked_other_types);
   }
 
   remover_ = BrowsingDataRemoverFactory::GetForBrowserContext(profile);
   remover_->AddObserver(this);
   int period_selected =
       prefs->GetInteger(browsing_data::prefs::kDeleteTimePeriod);
-  remover_->Remove(BrowsingDataRemover::Period(
-                       static_cast<browsing_data::TimePeriod>(period_selected)),
-                   remove_mask, origin_mask);
+  remover_->RemoveAndReply(
+      BrowsingDataRemover::Period(
+          static_cast<browsing_data::TimePeriod>(period_selected)),
+      remove_mask, origin_mask, this);
 
   // Store the clear browsing data time. Next time the clear browsing data
   // dialog is open, this time is used to decide whether to display an info
   // banner or not.
   prefs->SetInt64(prefs::kLastClearBrowsingDataTime,
                   base::Time::Now().ToInternalValue());
 }
 
 void ClearBrowserDataHandler::OnBrowsingDataRemoverDone() {
   remover_->RemoveObserver(this);
@@ skipping 89 matching lines @@
       "History.ClearBrowsingData.HistoryNoticeShownInFooterWhenUpdated",
       should_show_history_notice_);
 }
 
 void ClearBrowserDataHandler::UpdateHistoryDeletionDialog(bool show) {
   // This is used by OnBrowsingDataRemoverDone (when the deletion finishes).
   should_show_history_deletion_dialog_ = show;
 }
 
 }  // namespace options