The Tor Browser: toolkit/themes/osx/global/checkbox.css@97036ab72558

Conditionally force memory storage according to privacy.thirdparty.isolate;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.

     1 /* This Source Code Form is subject to the terms of the Mozilla Public

     2  * License, v. 2.0. If a copy of the MPL was not distributed with this

     3  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     5 @namespace url("http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul");

     7 checkbox {

     8   -moz-appearance: checkbox-container;

     9   -moz-box-align: center;

    10   margin: 4px 2px;

    11 }

    13 .checkbox-icon {

    14   margin-right: 2px;

    15 }

    17 .checkbox-label {

    18   margin: 1px 0 !important;

    19 }

    21 /* ..... disabled state ..... */

    23 checkbox[disabled="true"] {

    24   color: GrayText !important;

    25 }

    27 /* ::::: checkmark image ::::: */

    29 .checkbox-check {

    30   -moz-appearance: checkbox;

    31   margin: 1px 1px 0;

    32   /* vertical-align tells native theming where to snap to. However, this doesn't

    33    * always work reliably because of bug 503833. */

    34   vertical-align: top;

    35   width: 1.3em;

    36   height: 1.3em;

    37 }

The Tor Browser / file revision

toolkit/themes/osx/global/checkbox.css@97036ab72558

toolkit/themes/osx/global/checkbox.css