Move directory creation functions to base namespace.

chrome/browser/media_galleries/fileapi/iapps_finder_impl_win_browsertest.cc

 // Copyright 2013 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/base64.h"
 #include "base/base_paths_win.h"
 #include "base/bind.h"
 #include "base/file_util.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/logging.h"
@@ skipping 43 matching lines @@
     return app_data_dir_.path();
   }
 
   const base::FilePath& music_dir() {
     return music_dir_.path();
   }
 
   void WritePrefFile(const std::string& data) {
     base::FilePath pref_dir =
         app_data_dir().AppendASCII("Apple Computer").AppendASCII("iTunes");
-    ASSERT_TRUE(file_util::CreateDirectory(pref_dir));
+    ASSERT_TRUE(base::CreateDirectory(pref_dir));
     ASSERT_EQ(data.size(),
               file_util::WriteFile(pref_dir.AppendASCII("iTunesPrefs.xml"),
                                    data.data(), data.size()));
   }
 
   void TouchDefault() {
     base::FilePath default_dir = music_dir().AppendASCII("iTunes");
-    ASSERT_TRUE(file_util::CreateDirectory(default_dir));
+    ASSERT_TRUE(base::CreateDirectory(default_dir));
     TouchFile(default_dir.AppendASCII("iTunes Music Library.xml"));
   }
 
   void TestFindITunesLibrary() {
     test_finder_callback_called_ = false;
     result_.clear();
     base::RunLoop loop;
     FindITunesLibrary(base::Bind(&ITunesFinderWinTest::TestFinderCallback,
                                  base::Unretained(this), loop.QuitClosure()));
     loop.Run();
@@ skipping 103 matching lines @@
       "</plist>", EncodePath(library_xml).c_str());
   WritePrefFile(xml);
   TestFindITunesLibrary();
   EXPECT_TRUE(test_finder_callback_called());
   EXPECT_TRUE(EmptyResult());
 }
 
 }  // namespace
 
 }  // namespace iapps