B2G/gecko/browser/components/downloads/src/DownloadsCommon.jsm
/**
   * Indicates whether we should show the full Download Manager window interface
   * instead of the simplified panel interface.  The behavior of downloads
   * across browsing session is consistent with the selected interface.
   */
Indicates whether we should show the full Download Manager window interface
instead of the simplified panel interface.  The behavior of downloads
across browsing session is consistent with the selected interface.
Indicates whether we should show the full Download Manager window interface instead of the simplified panel interface . The behavior of downloads across browsing session is consistent with the selected interface .
get useToolkitUI()
  {
    try {
      return Services.prefs.getBoolPref("browser.download.useToolkitUI");
    } catch (ex) { }
    return false;
  }
get useToolkitUI ( ) { try { return Services . prefs . getBoolPref ( "browser.download.useToolkitUI" ) ; } catch ( ex ) { } return false ; }
Indicates whether we should show the full Download Manager window interface
 instead of the simplified panel interface.
Indicates whether we should show the full Download Manager window interface instead of the simplified panel interface .