/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

const nsIQuotaManagerService = Components.interfaces.nsIQuotaManagerService;

ChromeUtils.import("resource://gre/modules/Services.jsm");

var gURI = Services.io.newURI("http://localhost");

function onUsageCallback(request) {}

function onLoad()
{
  var quotaManagerService =
    Components.classes["@mozilla.org/dom/quota-manager-service;1"]
              .getService(nsIQuotaManagerService);
  let principal = Services.scriptSecurityManager.createCodebasePrincipal(gURI, {});
  var quotaRequest = quotaManagerService.getUsageForPrincipal(principal,
                                                              onUsageCallback);
  quotaRequest.cancel();
  Services.obs.notifyObservers(window, "bug839193-loaded");
}

function onUnload()
{
  Services.obs.notifyObservers(window, "bug839193-unloaded");
}
