Cleanup: Remove more unneeded browser_thread.h includes.

chrome/browser/chromeos/net/network_portal_detector.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/chromeos/net/network_portal_detector.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/message_loop.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chromeos/cros/cros_library.h"
 #include "chrome/common/chrome_switches.h"
-#include "content/public/browser/browser_thread.h"
 #include "grit/generated_resources.h"
 #include "ui/base/l10n/l10n_util.h"
 
 using captive_portal::CaptivePortalDetector;
 
 namespace chromeos {
 
 namespace {
 
 // Maximum number of portal detections for the same active network
@@ skipping 284 matching lines @@
 }
 
 base::TimeTicks NetworkPortalDetector::GetCurrentTimeTicks() const {
   if (time_ticks_for_testing_.is_null())
     return base::TimeTicks::Now();
   else
     return time_ticks_for_testing_;
 }
 
 }  // namespace chromeos