Add utf_string_conversions to base namespace.

chrome/browser/extensions/sandboxed_unpacker.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 "chrome/browser/extensions/sandboxed_unpacker.h"
 
 #include <set>
 
 #include "base/base64.h"
 #include "base/bind.h"
@@ skipping 731 matching lines @@
           INVALID_CATALOG_DATA,
           l10n_util::GetStringFUTF16(
               IDS_EXTENSION_PACKAGE_INSTALL_ERROR,
               ASCIIToUTF16("INVALID_CATALOG_DATA")));
       return false;
     }
 
     // TODO(viettrungluu): Fix the |FilePath::FromWStringHack(UTF8ToWide())|
     // hack and remove the corresponding #include.
     base::FilePath relative_path =
-        base::FilePath::FromWStringHack(UTF8ToWide(*key_it));
+        base::FilePath::FromWStringHack(base::UTF8ToWide(*key_it));
     relative_path = relative_path.Append(Extension::kMessagesFilename);
     if (relative_path.IsAbsolute() || relative_path.ReferencesParent()) {
       // Invalid path for catalog.
       ReportFailure(
           INVALID_PATH_FOR_CATALOG,
           l10n_util::GetStringFUTF16(
               IDS_EXTENSION_PACKAGE_INSTALL_ERROR,
               ASCIIToUTF16("INVALID_PATH_FOR_CATALOG")));
       return false;
     }
@@ skipping 32 matching lines @@
 
 void SandboxedUnpacker::Cleanup() {
   DCHECK(unpacker_io_task_runner_->RunsTasksOnCurrentThread());
   if (!temp_dir_.Delete()) {
     LOG(WARNING) << "Can not delete temp directory at "
                  << temp_dir_.path().value();
   }
 }
 
 }  // namespace extensions