gecko-dev/toolkit/content/tests/widgets/use_large_cache.js

13 строки
460 B
JavaScript

(function() {
// Set cache size to something large
var prefService = SpecialPowers.Cc["@mozilla.org/preferences-service;1"]
.getService(SpecialPowers.Ci.nsIPrefService);
var branch = prefService.getBranch("media.");
var oldSize = branch.getIntPref("cache_size");
branch.setIntPref("cache_size", 40000);
window.addEventListener("unload", function() {
branch.setIntPref("cache_size", oldSize);
}, false);
})();