Move directory creation functions to base namespace.

chrome/test/base/in_process_browser_test.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/test/base/in_process_browser_test.h"
 
 #include "base/auto_reset.h"
 #include "base/basictypes.h"
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 160 matching lines @@
   // Single-process mode is not set in BrowserMain, so process it explicitly,
   // and set up renderer.
   if (command_line->HasSwitch(switches::kSingleProcess)) {
     content::SetRendererClientForTesting(
         &g_chrome_content_renderer_client.Get());
   }
 
 #if defined(OS_CHROMEOS)
   // Make sure that the log directory exists.
   base::FilePath log_dir = logging::GetSessionLogFile(*command_line).DirName();
-  file_util::CreateDirectory(log_dir);
+  base::CreateDirectory(log_dir);
 #endif  // defined(OS_CHROMEOS)
 
 #if defined(OS_MACOSX)
   // On Mac, without the following autorelease pool, code which is directly
   // executed (as opposed to executed inside a message loop) would autorelease
   // objects into a higher-level pool. This pool is not recycled in-sync with
   // the message loops' pools and causes problems with code relying on
   // deallocation via an autorelease pool (such as browser window closure and
   // browser shutdown). To avoid this, the following pool is recycled after each
   // time code is directly executed.
@@ skipping 276 matching lines @@
   // On the Mac, this eventually reaches
   // -[BrowserWindowController windowWillClose:], which will post a deferred
   // -autorelease on itself to ultimately destroy the Browser object. The line
   // below is necessary to pump these pending messages to ensure all Browsers
   // get deleted.
   content::RunAllPendingInMessageLoop();
   delete autorelease_pool_;
   autorelease_pool_ = NULL;
 #endif
 }