Move file_util_icu to base::i18n namespace

net/base/directory_lister.cc

Index: net/base/directory_lister.cc
diff --git a/net/base/directory_lister.cc b/net/base/directory_lister.cc
index e75e9f808dc87e828a2cd2adee5dfb87b0e8bcbb..28652391a9f68b49c85f7080f7cf3b649c33dabc 100644
--- a/net/base/directory_lister.cc
+++ b/net/base/directory_lister.cc
@@ -41,8 +41,8 @@ bool CompareAlphaDirsFirst(const DirectoryLister::DirectoryListerData& a,
   if (a_is_directory != b_is_directory)
     return a_is_directory;
 
-  return file_util::LocaleAwareCompareFilenames(a.info.GetName(),
-                                                b.info.GetName());
+  return base::i18n::LocaleAwareCompareFilenames(a.info.GetName(),
+                                                 b.info.GetName());
 }
 
 bool CompareDate(const DirectoryLister::DirectoryListerData& a,
@@ -66,7 +66,7 @@ bool CompareDate(const DirectoryLister::DirectoryListerData& a,
 // Static.
 bool CompareFullPath(const DirectoryLister::DirectoryListerData& a,
                      const DirectoryLister::DirectoryListerData& b) {
-  return file_util::LocaleAwareCompareFilenames(a.path, b.path);
+  return base::i18n::LocaleAwareCompareFilenames(a.path, b.path);
 }
 
 void SortData(std::vector<DirectoryLister::DirectoryListerData>* data,