The Tor Browser / file revision

 // Base preferences file used by most test harnesses

 user_pref("browser.console.showInPanel", true);

 user_pref("browser.dom.window.dump.enabled", true);

 user_pref("browser.firstrun.show.localepicker", false);

 user_pref("browser.firstrun.show.uidiscovery", false);

 user_pref("browser.startup.page", 0); // use about:blank, not browser.startup.homepage

 user_pref("browser.ui.layout.tablet", 0); // force tablet UI off

 user_pref("dom.allow_scripts_to_close_windows", true);

 user_pref("dom.disable_open_during_load", false);

 user_pref("dom.experimental_forms", true); // on for testing

 user_pref("dom.forms.number", true); // on for testing

 user_pref("dom.forms.color", true); // on for testing

 user_pref("dom.max_script_run_time", 0); // no slow script dialogs

 user_pref("hangmonitor.timeout", 0); // no hang monitor

 user_pref("dom.max_chrome_script_run_time", 0);

 user_pref("dom.popup_maximum", -1);

 user_pref("dom.send_after_paint_to_content", true);

 user_pref("dom.successive_dialog_time_limit", 0);

 user_pref("signed.applets.codebase_principal_support", true);

 user_pref("browser.shell.checkDefaultBrowser", false);

 user_pref("shell.checkDefaultClient", false);

 user_pref("browser.warnOnQuit", false);

 user_pref("accessibility.typeaheadfind.autostart", false);

 user_pref("javascript.options.showInConsole", true);

 user_pref("devtools.errorconsole.enabled", true);

 user_pref("devtools.debugger.remote-port", 6023);

 user_pref("layout.debug.enable_data_xbl", true);

 user_pref("browser.EULA.override", true);

 user_pref("gfx.color_management.force_srgb", true);

 user_pref("network.manage-offline-status", false);

 // Disable speculative connections so they aren't reported as leaking when they're hanging around.

 user_pref("network.http.speculative-parallel-limit", 0);

 user_pref("dom.min_background_timeout_value", 1000);

 user_pref("test.mousescroll", true);

 user_pref("security.default_personal_cert", "Select Automatically"); // Need to client auth test be w/o any dialogs

 user_pref("network.http.prompt-temp-redirect", false);

 user_pref("media.cache_size", 100);

 user_pref("media.volume_scale", "0.01");

 user_pref("security.warn_viewing_mixed", false);

 user_pref("app.update.enabled", false);

 user_pref("app.update.staging.enabled", false);

 user_pref("browser.panorama.experienced_first_run", true); // Assume experienced

 user_pref("dom.w3c_touch_events.enabled", 1);

 user_pref("dom.undo_manager.enabled", true);

 user_pref("dom.webcomponents.enabled", true);

 // Set a future policy version to avoid the telemetry prompt.

 user_pref("toolkit.telemetry.prompted", 999);

 user_pref("toolkit.telemetry.notifiedOptOut", 999);

 // Existing tests assume there is no font size inflation.

 user_pref("font.size.inflation.emPerLine", 0);

 user_pref("font.size.inflation.minTwips", 0);

 // AddonManager tests require that the experiments provider be present.

 user_pref("experiments.supported", true);

 user_pref("experiments.logging.level", "Trace");

 user_pref("experiments.logging.dump", true);

 // Point the manifest at something local so we don't risk it hitting production

 // data and installing experiments that may vary over time.

 user_pref("experiments.manifest.uri", "http://%(server)s/experiments-dummy/manifest");

 // Only load extensions from the application and user profile

 // AddonManager.SCOPE_PROFILE + AddonManager.SCOPE_APPLICATION

 user_pref("extensions.enabledScopes", 5);

 // Disable metadata caching for installed add-ons by default

 user_pref("extensions.getAddons.cache.enabled", false);

 // Disable intalling any distribution add-ons

 user_pref("extensions.installDistroAddons", false);

 // XPI extensions are required for test harnesses to load

 user_pref("extensions.defaultProviders.enabled", true);

 user_pref("geo.wifi.uri", "http://%(server)s/tests/dom/tests/mochitest/geolocation/network_geolocation.sjs");

 user_pref("geo.wifi.timeToWaitBeforeSending", 200);

 user_pref("geo.wifi.scan", false);

 user_pref("geo.wifi.logging.enabled", true);

 user_pref("camino.warn_when_closing", false); // Camino-only, harmless to others

 // Make url-classifier updates so rare that they won't affect tests

 user_pref("urlclassifier.updateinterval", 172800);

 // Point the url-classifier to the local testing server for fast failures

 user_pref("browser.safebrowsing.gethashURL", "http://%(server)s/safebrowsing-dummy/gethash");

 user_pref("browser.safebrowsing.updateURL", "http://%(server)s/safebrowsing-dummy/update");

 // Point update checks to the local testing server for fast failures

 user_pref("extensions.update.url", "http://%(server)s/extensions-dummy/updateURL");

 user_pref("extensions.update.background.url", "http://%(server)s/extensions-dummy/updateBackgroundURL");

 user_pref("extensions.blocklist.url", "http://%(server)s/extensions-dummy/blocklistURL");

 user_pref("extensions.hotfix.url", "http://%(server)s/extensions-dummy/hotfixURL");

 // Turn off extension updates so they don't bother tests

 user_pref("extensions.update.enabled", false);

 // Make sure opening about:addons won't hit the network

 user_pref("extensions.webservice.discoverURL", "http://%(server)s/extensions-dummy/discoveryURL");

 // Make sure AddonRepository won't hit the network

 user_pref("extensions.getAddons.maxResults", 0);

 user_pref("extensions.getAddons.get.url", "http://%(server)s/extensions-dummy/repositoryGetURL");

 user_pref("extensions.getAddons.getWithPerformance.url", "http://%(server)s/extensions-dummy/repositoryGetWithPerformanceURL");

 user_pref("extensions.getAddons.search.browseURL", "http://%(server)s/extensions-dummy/repositoryBrowseURL");

 user_pref("extensions.getAddons.search.url", "http://%(server)s/extensions-dummy/repositorySearchURL");

 // Make sure that opening the plugins check page won't hit the network

 user_pref("plugins.update.url", "http://%(server)s/plugins-dummy/updateCheckURL");

 // Existing tests don't wait for the notification button security delay

 user_pref("security.notification_enable_delay", 0);

 // Make enablePrivilege continue to work for test code. :-(

 user_pref("security.turn_off_all_security_so_that_viruses_can_take_over_this_computer", true);

 // In the default configuration, we bypass XBL scopes (a security feature) for

 // domains whitelisted for remote XUL, so that intranet apps and such continue

 // to work without major rewrites. However, we also use the whitelist mechanism

 // to run our XBL tests in automation, in which case we really want to be testing

 // the configuration that we ship to users without special whitelisting. So we

 // use an additional pref here to allow automation to use the "normal" behavior.

 user_pref("dom.use_xbl_scopes_for_remote_xul", true);

 // Get network events.

 user_pref("network.activity.blipIntervalMilliseconds", 250);

 // Don't allow the Data Reporting service to prompt for policy acceptance.

 user_pref("datareporting.policy.dataSubmissionPolicyBypassAcceptance", true);

 // Point Firefox Health Report at a local server. We don't care if it actually

 // works. It just can't hit the default production endpoint.

 user_pref("datareporting.healthreport.documentServerURI", "http://%(server)s/healthreport/");

 user_pref("datareporting.healthreport.about.reportUrl", "http://%(server)s/abouthealthreport/");

 // Make sure CSS error reporting is enabled for tests

 user_pref("layout.css.report_errors", true);

 // Enable CSS Grid for testing

 user_pref("layout.css.grid.enabled", true);

 // Enable mozContacts

 user_pref("dom.mozContacts.enabled", true);

 user_pref("dom.navigator-property.disable.mozContacts", false);

 user_pref("dom.global-constructor.disable.mozContact", false);

 // Enable mozSettings

 user_pref("dom.mozSettings.enabled", true);

 // Make sure the disk cache doesn't get auto disabled

 user_pref("network.http.bypass-cachelock-threshold", 200000);

 // Enable Gamepad

 user_pref("dom.gamepad.enabled", true);

 user_pref("dom.gamepad.non_standard_events.enabled", true);

 // Enable Web Audio legacy APIs

 user_pref("media.webaudio.legacy.BiquadFilterNode", true);

 user_pref("media.webaudio.legacy.PannerNode", true);

 user_pref("media.webaudio.legacy.OscillatorNode", true);

 // Always use network provider for geolocation tests

 // so we bypass the OSX dialog raised by the corelocation provider

 user_pref("geo.provider.testing", true);

 // Background thumbnails in particular cause grief, and disabling thumbnails

 // in general can't hurt - we re-enable them when tests need them.

 user_pref("browser.pagethumbnails.capturing_disabled", true);

 // Indicate that the download panel has been shown once so that whichever

 // download test runs first doesn't show the popup inconsistently.

 user_pref("browser.download.panel.shown", true);

 // prefs for firefox metro.

 // Disable first-tun tab

 user_pref("browser.firstrun.count", 0);

 // Tell the PBackground infrastructure to run a test at startup.

 user_pref("pbackground.testing", true);

 // Enable webapps testing mode, which bypasses native installation.

 user_pref("browser.webapps.testing", true);

 // Disable android snippets

 user_pref("browser.snippets.enabled", false);

 user_pref("browser.snippets.syncPromo.enabled", false);

 // Disable useragent updates.

 user_pref("general.useragent.updates.enabled", false);

 // Disable webapp updates.  Yes, it is supposed to be an integer.

 user_pref("browser.webapps.checkForUpdates", 0);

 // Do not turn HTTP cache v2 for our infra tests (some tests are failing)

 user_pref("browser.cache.use_new_backend_temp", false);

 // Don't connect to Yahoo! for RSS feed tests.

 // en-US only uses .types.0.uri, but set all of them just to be sure.

 user_pref('browser.contentHandlers.types.0.uri', 'http://test1.example.org/rss?url=%%s')

 user_pref('browser.contentHandlers.types.1.uri', 'http://test1.example.org/rss?url=%%s')

 user_pref('browser.contentHandlers.types.2.uri', 'http://test1.example.org/rss?url=%%s')

 user_pref('browser.contentHandlers.types.3.uri', 'http://test1.example.org/rss?url=%%s')

 user_pref('browser.contentHandlers.types.4.uri', 'http://test1.example.org/rss?url=%%s')

 user_pref('browser.contentHandlers.types.5.uri', 'http://test1.example.org/rss?url=%%s')

 // We want to collect telemetry, but we don't want to send in the results.

 user_pref('toolkit.telemetry.server', 'https://%(server)s/telemetry-dummy/');

 // We don't want to hit the real Firefox Accounts server for tests.  We don't

 // actually need a functioning FxA server, so just set it to something that

 // resolves and accepts requests, even if they all fail.

 user_pref('identity.fxaccounts.auth.uri', 'https://%(server)s/fxa-dummy/');

 // Make sure we don't try to load snippets from the network.

 user_pref("browser.aboutHomeSnippets.updateUrl", "nonexistent://test");

 // Ensure UITour won't hit the network

 user_pref("browser.uitour.pinnedTabUrl", "http://%(server)s/uitour-dummy/pinnedTab");

 user_pref("browser.uitour.url", "http://%(server)s/uitour-dummy/tour");