Move PathExists to base namespace.

webkit/browser/fileapi/sandbox_isolated_origin_database.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 "webkit/browser/fileapi/sandbox_isolated_origin_database.h"
 
 #include "base/file_util.h"
 #include "base/logging.h"
 #include "webkit/browser/fileapi/sandbox_origin_database.h"
 
@@ skipping 54 matching lines @@
       new SandboxOriginDatabase(file_system_directory_));
   if (!database->HasOriginPath(origin_))
     return;
 
   base::FilePath directory_name;
   if (database->GetPathForOrigin(origin_, &directory_name) &&
       directory_name != base::FilePath(kOriginDirectory)) {
     base::FilePath from_path = file_system_directory_.Append(directory_name);
     base::FilePath to_path = file_system_directory_.Append(kOriginDirectory);
 
-    if (file_util::PathExists(to_path))
+    if (base::PathExists(to_path))
       base::Delete(to_path, true /* recursive */);
     base::Move(from_path, to_path);
   }
 
   database->RemoveDatabase();
 }
 
 }  // namespace fileapi