Cleanup: DeleteTask() no longer exists. Update BrowserThread comments and remove reliability suppre…

chrome/browser/automation/testing_automation_provider.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/automation/testing_automation_provider.h"
 
 #include <map>
 #include <set>
 #include <string>
 #include <vector>
@@ skipping 3641 matching lines @@
         .SendError("Invalid string for time_period.");
     return;
   }
 
   BrowsingDataRemover* remover = new BrowsingDataRemover(
       profile(), string_to_time_period[time_period], base::Time());
 
   remover->AddObserver(
       new AutomationProviderBrowsingDataObserver(this, reply_message));
   remover->Remove(remove_mask, BrowsingDataHelper::UNPROTECTED_WEB);
-  // BrowsingDataRemover deletes itself using DeleteTask.
+  // BrowsingDataRemover deletes itself using DeleteHelper.
   // The observer also deletes itself after sending the reply.
 }
 
 namespace {
 
 // Get the TabContents from a dictionary of arguments.
 TabContents* GetTabContentsFromDict(const Browser* browser,
                                     const DictionaryValue* args,
                                     std::string* error_message) {
   int tab_index;
@@ skipping 3062 matching lines @@
     g_browser_process->GetAutomationProviderList()->RemoveProvider(this);
 }
 
 void TestingAutomationProvider::EnsureTabSelected(Browser* browser,
                                                   WebContents* tab) {
   if (browser->GetActiveWebContents() != tab) {
     browser->ActivateTabAt(browser->GetIndexOfController(
         &tab->GetController()), true);
   }
 }