Refactor BrowsingDataRemover creation for clarity.

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 "base/basictypes.h"
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/string16.h"
@@ skipping 126 matching lines @@
     remove_mask |= BrowsingDataRemover::REMOVE_FORM_DATA;
   if (prefs->GetBoolean(prefs::kDeauthorizeContentLicenses))
     remove_mask |= BrowsingDataRemover::REMOVE_CONTENT_LICENSES;
   if (prefs->GetBoolean(prefs::kDeleteHostedAppsData)) {
     remove_mask |= site_data_mask;
     origin_mask |= BrowsingDataHelper::PROTECTED_WEB;
   }
 
   // BrowsingDataRemover deletes itself when done.
   int period_selected = prefs->GetInteger(prefs::kDeleteTimePeriod);
-  remover_ = new BrowsingDataRemover(profile,
-      static_cast<BrowsingDataRemover::TimePeriod>(period_selected),
-      base::Time::Now());
+  remover_ = BrowsingDataRemover::CreateForPeriod(profile,
+      static_cast<BrowsingDataRemover::TimePeriod>(period_selected));
   remover_->AddObserver(this);
   remover_->Remove(remove_mask, origin_mask);
 }
 
 void ClearBrowserDataHandler::OnBrowsingDataRemoverDone() {
   // No need to remove ourselves as an observer as BrowsingDataRemover deletes
   // itself after we return.
   remover_ = NULL;
   web_ui()->CallJavascriptFunction("ClearBrowserDataOverlay.doneClearing");
 }
 
 }  // namespace options