Be explicit about target type in platform_util::OpenItem()

chrome/browser/extensions/api/downloads/downloads_api.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/api/downloads/downloads_api.h"
 
 #include <set>
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 1313 matching lines @@
 
 DownloadsShowDefaultFolderFunction::DownloadsShowDefaultFolderFunction() {}
 
 DownloadsShowDefaultFolderFunction::~DownloadsShowDefaultFolderFunction() {}
 
 bool DownloadsShowDefaultFolderFunction::RunAsync() {
   DownloadManager* manager = NULL;
   DownloadManager* incognito_manager = NULL;
   GetManagers(GetProfile(), include_incognito(), &manager, &incognito_manager);
   platform_util::OpenItem(
-      GetProfile(),
-      DownloadPrefs::FromDownloadManager(manager)->DownloadPath());
+      GetProfile(), DownloadPrefs::FromDownloadManager(manager)->DownloadPath(),
+      platform_util::OPEN_FOLDER, platform_util::OpenOperationCallback());
   RecordApiFunctions(DOWNLOADS_FUNCTION_SHOW_DEFAULT_FOLDER);
   return true;
 }
 
 DownloadsOpenFunction::DownloadsOpenFunction() {}
 
 DownloadsOpenFunction::~DownloadsOpenFunction() {}
 
 bool DownloadsOpenFunction::RunSync() {
   scoped_ptr<downloads::Open::Params> params(
@@ skipping 554 matching lines @@
     return;
   base::Time now(base::Time::Now());
   int delta = now.ToTimeT() - last_checked_removal_.ToTimeT();
   if (delta <= kFileExistenceRateLimitSeconds)
     return;
   last_checked_removal_ = now;
   manager->CheckForHistoryFilesRemoval();
 }
 
 }  // namespace extensions