Move BrowserThread to content namespace.

chrome/browser/browsing_data_file_system_helper.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 "chrome/browser/browsing_data_file_system_helper.h"
 
 #include "base/bind.h"
 #include "base/compiler_specific.h"
 #include "base/file_util.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop.h"
 #include "base/string_util.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/profiles/profile.h"
 #include "content/public/browser/browser_thread.h"
 #include "webkit/fileapi/file_system_context.h"
 #include "webkit/fileapi/file_system_quota_util.h"
 #include "webkit/fileapi/file_system_types.h"
 #include "webkit/fileapi/sandbox_mount_point_provider.h"
 
+using content::BrowserThread;
+
 namespace {
 
 // An implementation of the BrowsingDataFileSystemHelper interface that pulls
 // data from a given |profile| and returns a list of FileSystemInfo items to a
 // client.
 class BrowsingDataFileSystemHelperImpl : public BrowsingDataFileSystemHelper {
  public:
   // BrowsingDataFileSystemHelper implementation
   explicit BrowsingDataFileSystemHelperImpl(Profile* profile);
   virtual void StartFetching(const base::Callback<
@@ skipping 242 matching lines @@
     completion_callback_.Run(file_system_info_);
     completion_callback_.Reset();
   }
   is_fetching_ = false;
 }
 
 void CannedBrowsingDataFileSystemHelper::CancelNotification() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   completion_callback_.Reset();
 }