Update the time formatting APIs to use string16....

chrome/browser/download/download_util.cc

 // Copyright (c) 2010 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.
 //
 // Download utility implementation
 
 #include "chrome/browser/download/download_util.h"
 
 #if defined(OS_WIN)
 #include <shobjidl.h>
@@ skipping 471 matching lines @@
 #endif  // USE_X11
 
 DictionaryValue* CreateDownloadItemValue(DownloadItem* download, int id) {
   DictionaryValue* file_value = new DictionaryValue();
 
   file_value->SetInteger("started",
       static_cast<int>(download->start_time().ToTimeT()));
   file_value->SetString("since_string",
       TimeFormat::RelativeDate(download->start_time(), NULL));
   file_value->SetString("date_string",
-      WideToUTF16Hack(base::TimeFormatShortDate(download->start_time())));
+      base::TimeFormatShortDate(download->start_time()));
   file_value->SetInteger("id", id);
   file_value->SetString("file_path",
       WideToUTF16Hack(download->GetTargetFilePath().ToWStringHack()));
   // Keep file names as LTR.
   string16 file_name = WideToUTF16Hack(
       download->GetFileNameToReportUser().ToWStringHack());
   file_name = base::i18n::GetDisplayStringInLTRDirectionality(file_name);
   file_value->SetString("file_name", file_name);
   file_value->SetString("url", download->url().spec());
   file_value->SetBoolean("otr", download->is_otr());
@@ skipping 233 matching lines @@
         !service->IsDownloadFromGallery(info->url, info->referrer_url)) {
       // Extensions that are not from the gallery are considered dangerous.
       return true;
     }
   }
 
   return false;
 }
 
 }  // namespace download_util