/* Any copyright is dedicated to the Public Domain.
   http://creativecommons.org/publicdomain/zero/1.0/ */

Components.utils.import("resource://gre/modules/NetUtil.jsm");

function waitForClearHistory(aCallback) {
  Services.obs.addObserver(function observeCH(aSubject, aTopic, aData) {
    Services.obs.removeObserver(observeCH, PlacesUtils.TOPIC_EXPIRATION_FINISHED);
    aCallback();
  }, PlacesUtils.TOPIC_EXPIRATION_FINISHED, false);
  PlacesUtils.bhistory.removeAllPages();
}