Move directory creation functions to base namespace.

chrome/browser/ui/prefs/prefs_tab_helper_browsertest.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 "base/file_util.h"
 #include "base/path_service.h"
 #include "base/prefs/pref_service.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/common/chrome_constants.h"
@@ skipping 12 matching lines @@
         .AppendASCII("web_prefs")
         .AppendASCII("Default")
         .Append(chrome::kPreferencesFilename);
   }
 
   virtual bool SetUpUserDataDirectory() OVERRIDE {
     base::FilePath user_data_directory;
     PathService::Get(chrome::DIR_USER_DATA, &user_data_directory);
     base::FilePath default_profile =
         user_data_directory.AppendASCII(TestingProfile::kTestUserProfileDir);
-    if (!file_util::CreateDirectory(default_profile)) {
+    if (!base::CreateDirectory(default_profile)) {
       LOG(ERROR) << "Can't create " << default_profile.MaybeAsASCII();
       return false;
     }
     base::FilePath pref_file = GetPreferencesFilePath();
     if (!base::PathExists(pref_file)) {
       LOG(ERROR) << "Doesn't exist " << pref_file.MaybeAsASCII();
       return false;
     }
     base::FilePath default_pref_file =
         default_profile.Append(chrome::kPreferencesFilename);
@@ skipping 27 matching lines @@
 
   EXPECT_EQ("ISO-8859-1", prefs->GetString(prefs::kDefaultCharset));
   EXPECT_EQ(16, prefs->GetInteger(prefs::kWebKitDefaultFontSize));
   EXPECT_EQ("Nanum Gothic",
             prefs->GetString(prefs::kWebKitStandardFontFamilyKorean));
   EXPECT_EQ("Tinos", prefs->GetString(prefs::kWebKitStandardFontFamily));
   EXPECT_EQ("DejaVu Sans", prefs->GetString(prefs::kWebKitSansSerifFontFamily));
 };