Remove duplicate includes from chromeos/

chromeos/settings/timezone_settings.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.
 
 #include "chromeos/settings/timezone_settings.h"
 
 #include <string>
 
 #include "base/bind.h"
 #include "base/files/file_path.h"
 #include "base/files/file_util.h"
 #include "base/location.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/singleton.h"
 #include "base/observer_list.h"
 #include "base/stl_util.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/sys_info.h"
 #include "base/task_runner.h"
 #include "base/threading/worker_pool.h"
-#include "third_party/icu/source/i18n/unicode/timezone.h"
 
 namespace {
 
 // The filepath to the timezone file that symlinks to the actual timezone file.
 const char kTimezoneSymlink[] = "/var/lib/timezone/localtime";
 const char kTimezoneSymlink2[] = "/var/lib/timezone/localtime2";
 
 // The directory that contains all the timezone files. So for timezone
 // "US/Pacific", the actual timezone file is: "/usr/share/zoneinfo/US/Pacific"
 const char kTimezoneFilesDir[] = "/usr/share/zoneinfo/";
@@ skipping 431 matching lines @@
 
 // static
 base::string16 TimezoneSettings::GetTimezoneID(const icu::TimeZone& timezone) {
   icu::UnicodeString id;
   timezone.getID(id);
   return base::string16(id.getBuffer(), id.length());
 }
 
 }  // namespace system
 }  // namespace chromeos