The Tor Browser: toolkit/mozapps/installer/js-compare-ast.js@129ffea94266

Conditionally enable double key logic according to:
private browsing mode or privacy.thirdparty.isolate preference and
implement in GetCookieStringCommon and FindCookie where it counts...
With some reservations of how to convince FindCookie users to test
condition and pass a nullptr when disabling double key logic.

     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 /**

     6  * This script compares the AST of two JavaScript files passed as arguments.

     7  * The script exits with a 0 status code if both files parse properly and the

     8  * ASTs of both files are identical modulo location differences. The script

     9  * exits with status code 1 if any of these conditions don't hold.

    10  *

    11  * This script is used as part of packaging to verify minified JavaScript files

    12  * are identical to their original files.

    13  */

    15 "use strict";

    17 function ast(filename) {

    18   return JSON.stringify(Reflect.parse(snarf(filename), {loc: 0}));

    19 }

    21 if (scriptArgs.length !== 2) {

    22   throw "usage: js js-compare-ast.js FILE1.js FILE2.js";

    23 }

    25 let ast0 = ast(scriptArgs[0]);

    26 let ast1 = ast(scriptArgs[1]);

    28 quit(ast0 == ast1 ? 0 : 1);

The Tor Browser / file revision

toolkit/mozapps/installer/js-compare-ast.js@129ffea94266

toolkit/mozapps/installer/js-compare-ast.js