Revert 198844 "Move sequenced_task_runner to base/task"

trunk/src/chrome/browser/search_engines/search_provider_install_data.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/search_engines/search_provider_install_data.h"
 
 #include <algorithm>
 #include <functional>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/bind.h"
 #include "base/logging.h"
 #include "base/memory/ref_counted.h"
-#include "base/task/sequenced_task_runner_helpers.h"
+#include "base/sequenced_task_runner_helpers.h"
 #include "chrome/browser/google/google_url_tracker.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/search_engines/search_host_to_urls_map.h"
 #include "chrome/browser/search_engines/search_terms_data.h"
 #include "chrome/browser/search_engines/template_url.h"
 #include "chrome/browser/search_engines/template_url_service.h"
 #include "chrome/browser/search_engines/util.h"
 #include "chrome/browser/webdata/web_data_service.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "content/public/browser/browser_thread.h"
@@ skipping 270 matching lines @@
 
   std::for_each(closure_queue.begin(),
                 closure_queue.end(),
                 std::mem_fun_ref(&base::Closure::Run));
 
   // Since we expect this request to be rare, clear out the information. This
   // also keeps the responses current as the search providers change.
   provider_map_.reset();
   SetDefault(NULL);
 }