Move BrowserThread to content namespace.

chrome/browser/download/download_test_observer.cc

 // Copyright (c) 2011 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 <vector>
 
 #include "base/logging.h"
 #include "base/message_loop.h"
 #include "base/stl_util.h"
 #include "base/task.h"
 #include "chrome/browser/download/download_test_observer.h"
 #include "chrome/test/base/ui_test_utils.h"
 #include "content/public/browser/browser_thread.h"
 
+using content::BrowserThread;
+
 // These functions take scoped_refptr's to DownloadManager because they
 // are posted to message queues, and hence may execute arbitrarily after
 // their actual posting.  Once posted, there is no connection between
 // these routines and the DownloadTestObserver class from which they came,
 // so the DownloadTestObserver's reference to the DownloadManager cannot
 // be counted on to keep the DownloadManager around.
 
 // Fake user click on "Accept".
 void AcceptDangerousDownload(scoped_refptr<DownloadManager> download_manager,
                              int32 download_id) {
@@ skipping 263 matching lines @@
   if (--cycle) {
     BrowserThread::PostTask(
         BrowserThread::UI, FROM_HERE,
         NewRunnableMethod(this, &DownloadTestFlushObserver::PingFileThread,
                           cycle));
   } else {
     BrowserThread::PostTask(
         BrowserThread::UI, FROM_HERE, new MessageLoop::QuitTask());
   }
 }