Move Time, TimeDelta and TimeTicks into namespace base.

chrome/browser/download/download_file.cc

 // Copyright (c) 2006-2008 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 <Windows.h>
 #include <objbase.h>
 
 #include "chrome/browser/download/download_file.h"
 
 #include "base/file_util.h"
 #include "base/path_service.h"
 #include "base/scoped_ptr.h"
 #include "base/string_util.h"
 #include "base/task.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/download/download_manager.h"
 #include "chrome/browser/profile.h"
 #include "chrome/browser/resource_dispatcher_host.h"
 #include "chrome/browser/tab_contents.h"
 #include "chrome/browser/tab_util.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/stl_util-inl.h"
 #include "chrome/common/win_util.h"
 #include "chrome/common/win_safe_util.h"
 #include "googleurl/src/gurl.h"
 #include "net/base/net_util.h"
 #include "net/url_request/url_request_context.h"
 
+using base::TimeDelta;
+
 // Throttle updates to the UI thread so that a fast moving download doesn't
 // cause it to become unresponsive (ins milliseconds).
 static const int kUpdatePeriodMs = 500;
 
 // Timer task for posting UI updates. This task is created and maintained by
 // the DownloadFileManager long as there is an in progress download. The task
 // is cancelled when all active downloads have completed, or in the destructor
 // of the DownloadFileManager.
 class DownloadFileUpdateTask : public Task {
  public:
@@ skipping 538 matching lines @@
 void DownloadFileManager::CreateDirectory(const std::wstring& directory) {
   if (!file_util::PathExists(directory))
     file_util::CreateDirectory(directory);
 }
 
 void DownloadFileManager::DeleteFile(const std::wstring& path) {
   // Make sure we only delete files.
   if (file_util::PathExists(path) && !file_util::DirectoryExists(path))
     file_util::Delete(path, false);
 }