Revert 138055 - gdata: Add requestDirectoryRefresh to file_browser_private.

chrome/browser/chromeos/extensions/file_browser_private_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/chromeos/extensions/file_browser_private_api.h"
 
 #include <utility>
 
 #include "base/base64.h"
 #include "base/bind.h"
@@ skipping 2110 matching lines @@
   else if (active_network->type() == chromeos::TYPE_CELLULAR)
     type_string = "cellular";
   else
     type_string = "ethernet";  // Currently we do not care about other types.
 
   value->SetString("type", type_string);
   result_.reset(value.release());
 
   return true;
 }
-
-bool RequestDirectoryRefreshFunction::RunImpl() {
-  std::string file_url_as_string;
-  if (!args_->GetString(0, &file_url_as_string))
-    return false;
-
-  gdata::GDataSystemService* system_service =
-      gdata::GDataSystemServiceFactory::GetForProfile(profile_);
-  if (!system_service || !system_service->file_system())
-    return false;
-
-  FilePath directory_path = GetVirtualPathFromURL(GURL(file_url_as_string));
-  system_service->file_system()->RequestDirectoryRefresh(directory_path);
-
-  return true;
-}