Move file_util::Delete to the base namespace

net/disk_cache/cache_util_posix.cc

 // Copyright (c) 2011 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 "net/disk_cache/cache_util.h"
 
 #include "base/file_util.h"
 #include "base/files/file_enumerator.h"
 #include "base/logging.h"
 #include "base/strings/string_util.h"
@@ skipping 27 matching lines @@
   return file_util::Move(from_path, to_path);
 #endif
 }
 
 void DeleteCache(const base::FilePath& path, bool remove_folder) {
   base::FileEnumerator iter(path,
                             /* recursive */ false,
                             base::FileEnumerator::FILES);
   for (base::FilePath file = iter.Next(); !file.value().empty();
        file = iter.Next()) {
-    if (!file_util::Delete(file, /* recursive */ false)) {
+    if (!base::Delete(file, /* recursive */ false)) {
       LOG(WARNING) << "Unable to delete cache.";
       return;
     }
   }
 
   if (remove_folder) {
-    if (!file_util::Delete(path, /* recursive */ false)) {
+    if (!base::Delete(path, /* recursive */ false)) {
       LOG(WARNING) << "Unable to delete cache folder.";
       return;
     }
   }
 }
 
 bool DeleteCacheFile(const base::FilePath& name) {
-  return file_util::Delete(name, false);
+  return base::Delete(name, false);
 }
 
 }  // namespace disk_cache