The Tor Browser / file revision

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

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

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

 #filter substitution

 #ifdef DEBUG

 // disable content and content script caching

 pref("nglayout.debug.disable_xul_cache", true);

 pref("nglayout.debug.disable_xul_fastload", true);

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

 pref("devtools.chrome.enabled", true);

 #else

 pref("devtools.errorconsole.enabled", false);

 pref("devtools.chrome.enabled", false);

 #endif

 // Automatically submit crash reports

 #ifdef RELEASE_BUILD

 pref("app.crashreporter.autosubmit", false);

 pref("app.crashreporter.submitURLs", false);

 #else

 // For Nightly and Aurora we turn this on by default

 pref("app.crashreporter.autosubmit", true);

 pref("app.crashreporter.submitURLs", false);

 #endif

 // Has the user been prompted about crash reporting?

 pref("app.crashreporter.prompted", false);

 // Debug prefs, see input.js

 pref("metro.debug.colorizeInputOverlay", false);

 pref("metro.debug.selection.displayRanges", false);

 pref("metro.debug.selection.dumpRanges", false);

 pref("metro.debug.selection.dumpEvents", false);

 // Private browsing is disabled by default until implementation and testing are complete

 pref("metro.private_browsing.enabled", false);

 // Enable tab-modal prompts

 pref("prompts.tab_modal.enabled", true);

 // NewTabUtils pref related to top site thumbnail updating.

 pref("browser.newtabpage.enabled", true);

 // Enable off main thread compositing

 pref("layers.offmainthreadcomposition.enabled", true);

 pref("layers.async-pan-zoom.enabled", true);

 pref("layers.componentalpha.enabled", false);

 // Prefs to control the async pan/zoom behaviour

 pref("apz.touch_start_tolerance", "0.1"); // dpi * tolerance = pixel threshold

 pref("apz.pan_repaint_interval", 50);   // prefer 20 fps

 pref("apz.fling_repaint_interval", 50); // prefer 20 fps

 pref("apz.fling_stopped_threshold", "0.2");

 pref("apz.x_skate_size_multiplier", "2.5");

 pref("apz.y_skate_size_multiplier", "2.5");

 pref("apz.min_skate_speed", "10.0");

 // 0 = free, 1 = standard, 2 = sticky

 pref("apz.axis_lock_mode", 2);

 pref("apz.cross_slide.enabled", true);

 pref("apz.subframe.enabled", true);

 // Enable Microsoft TSF support by default for imes.

 pref("intl.tsf.enable", true);

 pref("intl.tsf.support_imm", false);

 pref("intl.tsf.hack.atok.create_native_caret", false);

 pref("general.autoScroll", true);

 pref("general.smoothScroll", true);

 pref("general.smoothScroll.durationToIntervalRatio", 200);

 pref("mousewheel.enable_pixel_scrolling", true);

 // For browser.xml binding

 //

 // cacheRatio* is a ratio that determines the amount of pixels to cache. The

 // ratio is multiplied by the viewport width or height to get the displayport's

 // width or height, respectively.

 //

 // (divide integer value by 1000 to get the ratio)

 //

 // For instance: cachePercentageWidth is 1500

 //               viewport height is 500

 //               => display port height will be 500 * 1.5 = 750

 //

 pref("toolkit.browser.cacheRatioWidth", 2000);

 pref("toolkit.browser.cacheRatioHeight", 3000);

 // How long before a content view (a handle to a remote scrollable object)

 // expires.

 pref("toolkit.browser.contentViewExpire", 3000);

 pref("toolkit.defaultChromeURI", "chrome://browser/content/browser.xul");

 pref("browser.chromeURL", "chrome://browser/content/");

 pref("browser.tabs.remote", false);

 // Telemetry

 #ifdef MOZ_TELEMETRY_ON_BY_DEFAULT

 pref("toolkit.telemetry.enabledPreRelease", true);

 #else

 pref("toolkit.telemetry.enabled", true);

 #endif

 pref("toolkit.telemetry.prompted", 2);

 pref("toolkit.screen.lock", false);

 // From libpref/src/init/all.js. Disabling text zoom in favor of APZ zoom. See bug 936940.

 pref("zoom.minPercent", 100);

 pref("zoom.maxPercent", 100);

 pref("toolkit.zoomManager.zoomValues", "1");

 // Device pixel to CSS px ratio, in percent. Set to -1 to calculate based on display density.

 pref("browser.viewport.scaleRatio", -1);

 // use long press to display a context menu

 pref("ui.click_hold_context_menus", false);

 // offline cache prefs

 pref("browser.offline-apps.notify", true);

 // protocol warning prefs

 pref("network.protocol-handler.warn-external.tel", false);

 pref("network.protocol-handler.warn-external.mailto", false);

 pref("network.protocol-handler.warn-external.vnd.youtube", false);

 pref("network.protocol-handler.warn-external.ms-windows-store", false);

 pref("network.protocol-handler.external.ms-windows-store", true);

 /* startui prefs */

 // display the overlay nav buttons

 pref("browser.display.overlaynavbuttons", true);

 // max number of top site tiles to display in the startui

 pref("browser.display.startUI.topsites.maxresults", 8);

 // max items for the bookmarks compartment in the startui

 pref("browser.display.startUI.bookmarks.maxresults", 16);

 // max items for the history compartment in the startui

 pref("browser.display.startUI.history.maxresults", 16);

 // Number of times to display firstrun instructions on new tab page

 pref("browser.firstrun.count", 3);

 // Has the content first run been dismissed

 pref("browser.firstrun-content.dismissed", false);

 // Backspace and Shift+Backspace behavior

 // 0 goes Back/Forward

 // 1 act like PgUp/PgDown

 // 2 and other values, nothing

 pref("browser.backspace_action", 0);

 // session history

 pref("browser.sessionhistory.max_entries", 50);

 // On startup, don't automatically restore tabs

 pref("browser.startup.page", 1);

 /* session store */

 pref("browser.sessionstore.resume_from_crash", true);

 pref("browser.sessionstore.resume_session_once", false);

 pref("browser.sessionstore.resume_from_crash_timeout", 60); // minutes

 // minimal interval between two save operations in milliseconds

 pref("browser.sessionstore.interval", 15000); // milliseconds

 // maximum amount of POSTDATA to be saved in bytes per history entry (-1 = all of it)

 // (NB: POSTDATA will be saved either entirely or not at all)

 pref("browser.sessionstore.postdata", 0);

 // on which sites to save text data, POSTDATA and cookies

 // 0 = everywhere, 1 = unencrypted sites, 2 = nowhere

 pref("browser.sessionstore.privacy_level", 0);

 // the same as browser.sessionstore.privacy_level, but for saving deferred session data

 pref("browser.sessionstore.privacy_level_deferred", 1);

 // how many tabs can be reopened (per window)

 pref("browser.sessionstore.max_tabs_undo", 10);

 // number of crashes that can occur before the about:sessionrestore page is displayed

 // (this pref has no effect if more than 6 hours have passed since the last crash)

 pref("browser.sessionstore.max_resumed_crashes", 1);

 // restore_on_demand overrides MAX_CONCURRENT_TAB_RESTORES (sessionstore constant)

 // and restore_hidden_tabs. When true, tabs will not be restored until they are

 // focused (also applies to tabs that aren't visible). When false, the values

 // for MAX_CONCURRENT_TAB_RESTORES and restore_hidden_tabs are respected.

 // Selected tabs are always restored regardless of this pref.

 pref("browser.sessionstore.restore_on_demand", true);

 /* these should help performance */

 pref("mozilla.widget.force-24bpp", true);

 pref("mozilla.widget.use-buffer-pixmap", true);

 pref("mozilla.widget.disable-native-theme", false);

 pref("layout.reflow.synthMouseMove", false);

 /* "Preview" of framerate increase for animations, discussed in 710563. */

 pref("layout.frame_rate.precise", true);

 /* download manager (don't show the window or alert) */

 pref("browser.download.useDownloadDir", true);

 pref("browser.download.folderList", 1); // Default to ~/Downloads

 pref("browser.download.manager.showAlertOnComplete", false);

 pref("browser.download.manager.showAlertInterval", 2000);

 pref("browser.download.manager.retention", 2);

 pref("browser.download.manager.showWhenStarting", false);

 pref("browser.download.manager.closeWhenDone", true);

 pref("browser.download.manager.openDelay", 0);

 pref("browser.download.manager.focusWhenStarting", false);

 pref("browser.download.manager.flashCount", 2);

 pref("browser.download.manager.addToRecentDocs", true);

 pref("browser.download.manager.displayedHistoryDays", 7);

 pref("browser.download.manager.resumeOnWakeDelay", 10000);

 pref("browser.download.manager.quitBehavior", 0);

 /* download alerts (disabled above) */

 pref("alerts.totalOpenTime", 6000);

 /* download helper */

 pref("browser.helperApps.deleteTempFileOnExit", false);

 /* password manager */

 pref("signon.rememberSignons", true);

 // this will automatically enable inline spellchecking (if it is available) for

 // editable elements in HTML

 // 0 = spellcheck nothing

 // 1 = check multi-line controls [default]

 // 2 = check multi/single line controls

 pref("layout.spellcheckDefault", 1);

 /* extension manager and xpinstall */

 // Completely disable extensions

 pref("extensions.defaultProviders.enabled", false);

 // Disable version checks making addons compatible by default

 pref("extensions.strictCompatibility", false);

 // Disable all add-on locations other than the profile

 pref("extensions.enabledScopes", 1);

 // Auto-disable any add-ons that are "dropped in" to the profile

 pref("extensions.autoDisableScopes", 1);

 // Disable add-on installation via the web-exposed APIs

 pref("xpinstall.enabled", false);

 pref("xpinstall.whitelist.add", "addons.mozilla.org");

 pref("extensions.autoupdate.enabled", false);

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

 /* blocklist preferences */

 pref("extensions.blocklist.enabled", true);

 pref("extensions.blocklist.interval", 86400);

 pref("extensions.blocklist.url", "https://addons.mozilla.org/blocklist/3/%APP_ID%/%APP_VERSION%/%PRODUCT%/%BUILD_ID%/%BUILD_TARGET%/%LOCALE%/%CHANNEL%/%OS_VERSION%/%DISTRIBUTION%/%DISTRIBUTION_VERSION%/%PING_COUNT%/%TOTAL_PING_COUNT%/%DAYS_SINCE_LAST_PING%/");

 pref("extensions.blocklist.detailsURL", "https://www.mozilla.org/%LOCALE%/blocklist/");

 pref("extensions.showMismatchUI", false);

 /* block popups by default, and notify the user about blocked popups */

 pref("dom.disable_open_during_load", true);

 pref("privacy.popups.showBrowserMessage", true);

 // Metro Firefox keeps this set to -1 when donottrackheader.enabled is false.

 pref("privacy.donottrackheader.value", -1);

 /* disable opening windows with the dialog feature */

 pref("dom.disable_window_open_dialog_feature", true);

 pref("keyword.enabled", true);

 pref("accessibility.typeaheadfind", false);

 pref("accessibility.typeaheadfind.timeout", 5000);

 pref("accessibility.typeaheadfind.flashBar", 1);

 pref("accessibility.typeaheadfind.linksonly", false);

 pref("accessibility.typeaheadfind.casesensitive", 0);

 // Trun on F7 caret browsing hot key

 pref("accessibility.browsewithcaret_shortcut.enabled", true);

 pref("accessibility.browsewithcaret", false);

 // Whether or not we show a dialog box informing the user that the update was

 // successfully applied.

 pref("app.update.showInstalledUI", false);

 // pointer to the default engine name

 pref("browser.search.defaultenginename", "chrome://browser/locale/region.properties");

 // SSL error page behaviour

 pref("browser.ssl_override_behavior", 2);

 pref("browser.xul.error_pages.expert_bad_cert", false);

 // disable logging for the search service by default

 pref("browser.search.log", false);

 // ordering of search engines in the engine list.

 pref("browser.search.order.1", "chrome://browser/locale/region.properties");

 pref("browser.search.order.2", "chrome://browser/locale/region.properties");

 pref("browser.search.order.3", "chrome://browser/locale/region.properties");

 // send ping to the server to update

 pref("browser.search.update", true);

 // disable logging for the search service update system by default

 pref("browser.search.update.log", false);

 // Check whether we need to perform engine updates every 6 hours

 pref("browser.search.update.interval", 21600);

 // enable search suggestions by default

 pref("browser.search.suggest.enabled", true);

 // tell the search service that we don't really expose the "current engine"

 pref("browser.search.noCurrentEngine", true);

 #ifdef MOZ_OFFICIAL_BRANDING

 // {moz:official} expands to "official"

 pref("browser.search.official", true);

 #endif

 // enable xul error pages

 pref("browser.xul.error_pages.enabled", true);

 // Specify emptyRestriction = 0 so that bookmarks appear in the list by default

 pref("browser.urlbar.default.behavior", 0);

 pref("browser.urlbar.default.behavior.emptyRestriction", 0);

 // Let the faviconservice know that we display favicons as 25x25px so that it

 // uses the right size when optimizing favicons

 pref("places.favicons.optimizeToDimension", 25);

 // various and sundry awesomebar prefs (should remove/re-evaluate

 // these once bug 447900 is fixed)

 pref("browser.urlbar.trimURLs", true);

 pref("browser.urlbar.formatting.enabled", true);

 pref("browser.urlbar.clickSelectsAll", true);

 pref("browser.urlbar.doubleClickSelectsAll", true);

 pref("browser.urlbar.autoFill", false);

 pref("browser.urlbar.matchOnlyTyped", false);

 pref("browser.urlbar.matchBehavior", 1);

 pref("browser.urlbar.filter.javascript", true);

 pref("browser.urlbar.maxRichResults", 8);

 pref("browser.urlbar.search.chunkSize", 1000);

 pref("browser.urlbar.search.timeout", 100);

 pref("browser.urlbar.restrict.history", "^");

 pref("browser.urlbar.restrict.bookmark", "*");

 pref("browser.urlbar.restrict.tag", "+");

 pref("browser.urlbar.match.title", "#");

 pref("browser.urlbar.match.url", "@");

 pref("browser.history.grouping", "day");

 pref("browser.history.showSessions", false);

 pref("browser.sessionhistory.max_entries", 50);

 pref("browser.history_expire_sites", 40000);

 pref("browser.places.migratePostDataAnnotations", true);

 pref("browser.places.updateRecentTagsUri", true);

 pref("places.frecency.numVisits", 10);

 pref("places.frecency.numCalcOnIdle", 50);

 pref("places.frecency.numCalcOnMigrate", 50);

 pref("places.frecency.updateIdleTime", 60000);

 pref("places.frecency.firstBucketCutoff", 4);

 pref("places.frecency.secondBucketCutoff", 14);

 pref("places.frecency.thirdBucketCutoff", 31);

 pref("places.frecency.fourthBucketCutoff", 90);

 pref("places.frecency.firstBucketWeight", 100);

 pref("places.frecency.secondBucketWeight", 70);

 pref("places.frecency.thirdBucketWeight", 50);

 pref("places.frecency.fourthBucketWeight", 30);

 pref("places.frecency.defaultBucketWeight", 10);

 pref("places.frecency.embedVisitBonus", 0);

 pref("places.frecency.linkVisitBonus", 100);

 pref("places.frecency.typedVisitBonus", 2000);

 pref("places.frecency.bookmarkVisitBonus", 150);

 pref("places.frecency.downloadVisitBonus", 0);

 pref("places.frecency.permRedirectVisitBonus", 0);

 pref("places.frecency.tempRedirectVisitBonus", 0);

 pref("places.frecency.defaultVisitBonus", 0);

 pref("places.frecency.unvisitedBookmarkBonus", 140);

 pref("places.frecency.unvisitedTypedBonus", 200);

 // disable color management

 pref("gfx.color_management.mode", 0);

 // don't allow JS to move and resize existing windows

 pref("dom.disable_window_move_resize", true);

 // prevent click image resizing for nsImageDocument

 pref("browser.enable_click_image_resizing", false);

 // open in tab preferences

 // 0=default window, 1=current window/tab, 2=new window, 3=new tab in most window

 pref("browser.link.open_external", 3);

 pref("browser.link.open_newwindow", 3);

 // 0=force all new windows to tabs, 1=don't force, 2=only force those with no features set

 pref("browser.link.open_newwindow.restriction", 0);

 // controls which bits of private data to clear. by default we clear them all.

 pref("privacy.item.cache", true);

 pref("privacy.item.cookies", true);

 pref("privacy.item.offlineApps", true);

 pref("privacy.item.history", true);

 pref("privacy.item.formdata", true);

 pref("privacy.item.downloads", true);

 pref("privacy.item.passwords", true);

 pref("privacy.item.sessions", true);

 pref("privacy.item.geolocation", true);

 pref("privacy.item.siteSettings", true);

 pref("privacy.item.syncAccount", true);

 pref("plugins.force.wmode", "opaque");

 // What default should we use for the time span in the sanitizer:

 // 0 - Clear everything

 // 1 - Last Hour

 // 2 - Last 2 Hours

 // 3 - Last 4 Hours

 // 4 - Today

 pref("privacy.sanitize.timeSpan", 1);

 pref("privacy.sanitize.sanitizeOnShutdown", false);

 pref("privacy.sanitize.migrateFx3Prefs",    false);

 // enable geo

 pref("geo.enabled", true);

 pref("geo.wifi.uri", "https://www.googleapis.com/geolocation/v1/geolocate?key=%GOOGLE_API_KEY%");

 // snapped view

 pref("browser.ui.snapped.maxWidth", 600);

 // kinetic tweakables

 pref("browser.ui.kinetic.updateInterval", 16);

 pref("browser.ui.kinetic.exponentialC", 1400);

 pref("browser.ui.kinetic.polynomialC", 100);

 pref("browser.ui.kinetic.swipeLength", 160);

 pref("browser.ui.zoom.animationDuration", 200); // ms duration of double-tap zoom animation

 pref("ui.mouse.radius.enabled", true);

 pref("ui.touch.radius.enabled", true);

 // plugins

 pref("plugin.disable", true);

 pref("dom.ipc.plugins.enabled", true);

 // process priority

 // higher values give content process less CPU time

 pref("dom.ipc.content.nice", 1);

 // product URLs

 // The breakpad report server to link to in about:crashes

 pref("breakpad.reportURL", "https://crash-stats.mozilla.com/report/index/");

 // TODO: This is not the correct article for metro!!!

 pref("app.sync.tutorialURL", "https://support.mozilla.org/kb/sync-firefox-between-desktop-and-mobile");

 pref("app.support.baseURL", "https://support.mozilla.org/1/touch/%VERSION%/%OS%/%LOCALE%/");

 pref("app.support.inputURL", "https://input.mozilla.org/feedback/metrofirefox");

 pref("app.privacyURL", "http://www.mozilla.org/%LOCALE%/legal/privacy/firefox.html");

 pref("app.creditsURL", "http://www.mozilla.org/credits/");

 pref("app.channelURL", "http://www.mozilla.org/%LOCALE%/firefox/channel/");

 // Name of alternate about: page for certificate errors (when undefined, defaults to about:neterror)

 pref("security.alternate_certificate_error_page", "certerror");

 pref("security.warn_viewing_mixed", false); // Warning is disabled.  See Bug 616712.

 // Override some named colors to avoid inverse OS themes

 /* app update prefs */

 #ifdef MOZ_UPDATER

 // Whether or not app updates are enabled

 pref("app.update.enabled", true);

 // This preference turns on app.update.mode and allows automatic download and

 // install to take place. We use a separate boolean toggle for this to make

 // the UI easier to construct.

 pref("app.update.auto", true);

 // See chart in nsUpdateService.js source for more details

 pref("app.update.mode", 0);

 // Enables update checking in the Metro environment.

 // add-on incompatibilities are ignored by updates in Metro.

 pref("app.update.metro.enabled", true);

 // If set to true, the Update Service will present no UI for any event.

 pref("app.update.silent", true);

 // If set to true, the Update Service will apply updates in the background

 // when it finishes downloading them.

 pref("app.update.staging.enabled", true);

 // Update service URL:

 #ifndef RELEASE_BUILD

 pref("app.update.url", "https://aus4.mozilla.org/update/3/%PRODUCT%/%VERSION%/%BUILD_ID%/%BUILD_TARGET%/%LOCALE%/%CHANNEL%/%OS_VERSION%/%DISTRIBUTION%/%DISTRIBUTION_VERSION%/update.xml");

 #else

 pref("app.update.url", "https://aus3.mozilla.org/update/3/%PRODUCT%/%VERSION%/%BUILD_ID%/%BUILD_TARGET%/%LOCALE%/%CHANNEL%/%OS_VERSION%/%DISTRIBUTION%/%DISTRIBUTION_VERSION%/update.xml");

 #endif

 // Show the Update Checking/Ready UI when the user was idle for x seconds

 pref("app.update.idletime", 60);

 // Whether or not we show a dialog box informing the user that the update was

 // successfully applied. This is off in Firefox by default since we show a

 // upgrade start page instead! Other apps may wish to show this UI, and supply

 // a whatsNewURL field in their brand.properties that contains a link to a page

 // which tells users what's new in this new update.

 pref("app.update.showInstalledUI", false);

 // 0 = suppress prompting for incompatibilities if there are updates available

 //     to newer versions of installed addons that resolve them.

 // 1 = suppress prompting for incompatibilities only if there are VersionInfo

 //     updates available to installed addons that resolve them, not newer

 //     versions.

 pref("app.update.incompatible.mode", 0);

 // Whether or not to attempt using the service for updates.

 #ifdef MOZ_MAINTENANCE_SERVICE

 pref("app.update.service.enabled", true);

 #endif

 // The minimum delay in seconds for the timer to fire.

 // default=2 minutes

 pref("app.update.timerMinimumDelay", 120);

 // Enables some extra Application Update Logging (can reduce performance)

 pref("app.update.log", false);

 // The number of general background check failures to allow before notifying the

 // user of the failure. User initiated update checks always notify the user of

 // the failure.

 pref("app.update.backgroundMaxErrors", 10);

 // The aus update xml certificate checks for application update are disabled on

 // Windows since the mar signature check which is currently only implemented on

 // Windows is sufficient for preventing us from applying a mar that is not

 // valid.

 // When |app.update.cert.requireBuiltIn| is true or not specified the

 // final certificate and all certificates the connection is redirected to before

 // the final certificate for the url specified in the |app.update.url|

 // preference must be built-in.

 pref("app.update.cert.requireBuiltIn", false);

 // When |app.update.cert.checkAttributes| is true or not specified the

 // certificate attributes specified in the |app.update.certs.| preference branch

 // are checked against the certificate for the url specified by the

 // |app.update.url| preference.

 pref("app.update.cert.checkAttributes", false);

 // User-settable override to app.update.url for testing purposes.

 //pref("app.update.url.override", "");

 // replace newlines with spaces on paste into single-line text boxes

 pref("editor.singleLine.pasteNewlines", 2);

 #ifdef MOZ_SERVICES_SYNC

 // sync service

 pref("services.sync.registerEngines", "Tab,Bookmarks,Form,History,Password,Prefs");

 // prefs to sync by default

 pref("services.sync.prefs.sync.browser.tabs.warnOnClose", true);

 pref("services.sync.prefs.sync.devtools.errorconsole.enabled", true);

 pref("services.sync.prefs.sync.lightweightThemes.isThemeSelected", true);

 pref("services.sync.prefs.sync.lightweightThemes.usedThemes", true);

 pref("services.sync.prefs.sync.privacy.donottrackheader.enabled", true);

 pref("services.sync.prefs.sync.privacy.donottrackheader.value", true);

 pref("services.sync.prefs.sync.signon.rememberSignons", true);

 #endif

 // threshold where a tap becomes a drag, in 1/240" reference pixels

 // The names of the preferences are to be in sync with EventStateManager.cpp

 pref("ui.dragThresholdX", 50);

 pref("ui.dragThresholdY", 50);

 // prevent tooltips from showing up

 pref("browser.chrome.toolbar_tips", false);

 #ifdef NIGHTLY_BUILD

 // Completely disable pdf.js as an option to preview pdfs within firefox.

 // Note: if this is not disabled it does not necessarily mean pdf.js is the pdf

 // handler just that it is an option.

 pref("pdfjs.disabled", true);

 // Used by pdf.js to know the first time firefox is run with it installed so it

 // can become the default pdf viewer.

 pref("pdfjs.firstRun", true);

 // The values of preferredAction and alwaysAskBeforeHandling before pdf.js

 // became the default.

 pref("pdfjs.previousHandler.preferredAction", 0);

 pref("pdfjs.previousHandler.alwaysAskBeforeHandling", false);

 #endif

 #ifdef NIGHTLY_BUILD

 // Shumay is currently experimental.  Toggle this pref to enable Shumway for

 // testing and development.

 pref("shumway.disabled", true);

 // When Shumway is enabled, use it all the time, not only when Flash is set to

 // click-to-play (because Metro doesn't even load the native Flash plugin).

 pref("shumway.ignoreCTP", true);

 #endif

 // The maximum amount of decoded image data we'll willingly keep around (we

 // might keep around more than this, but we'll try to get down to this value).

 // (This is intentionally on the high side; see bug 746055.)

 pref("image.mem.max_decoded_image_kb", 256000);

 // enable touch events interfaces

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

 pref("dom.w3c_touch_events.safetyX", 5); // escape borders in units of 1/240"

 pref("dom.w3c_touch_events.safetyY", 20); // escape borders in units of 1/240"

 #ifdef MOZ_SAFE_BROWSING

 // Safe browsing does nothing unless this pref is set

 pref("browser.safebrowsing.enabled", true);

 // Prevent loading of pages identified as malware

 pref("browser.safebrowsing.malware.enabled", true);

 // Non-enhanced mode (local url lists) URL list to check for updates

 pref("browser.safebrowsing.provider.0.updateURL", "https://safebrowsing.google.com/safebrowsing/downloads?client={moz:client}&appver={moz:version}&pver=2.2&key=%GOOGLE_API_KEY%");

 pref("browser.safebrowsing.dataProvider", 0);

 // Does the provider name need to be localizable?

 pref("browser.safebrowsing.provider.0.name", "Google");

 pref("browser.safebrowsing.provider.0.reportURL", "https://safebrowsing.google.com/safebrowsing/report?");

 pref("browser.safebrowsing.provider.0.gethashURL", "https://safebrowsing.google.com/safebrowsing/gethash?client={moz:client}&appver={moz:version}&pver=2.2");

 // HTML report pages

 pref("browser.safebrowsing.provider.0.reportGenericURL", "http://{moz:locale}.phish-generic.mozilla.com/?hl={moz:locale}");

 pref("browser.safebrowsing.provider.0.reportErrorURL", "http://{moz:locale}.phish-error.mozilla.com/?hl={moz:locale}");

 pref("browser.safebrowsing.provider.0.reportPhishURL", "http://{moz:locale}.phish-report.mozilla.com/?hl={moz:locale}");

 pref("browser.safebrowsing.provider.0.reportMalwareURL", "http://{moz:locale}.malware-report.mozilla.com/?hl={moz:locale}");

 pref("browser.safebrowsing.provider.0.reportMalwareErrorURL", "http://{moz:locale}.malware-error.mozilla.com/?hl={moz:locale}");

 // FAQ URLs

 pref("browser.geolocation.warning.infoURL", "https://www.mozilla.org/%LOCALE%/firefox/geolocation/");

 // Name of the about: page contributed by safebrowsing to handle display of error

 // pages on phishing/malware hits.  (bug 399233)

 pref("urlclassifier.alternate_error_page", "blocked");

 // The number of random entries to send with a gethash request.

 pref("urlclassifier.gethashnoise", 4);

 // If an urlclassifier table has not been updated in this number of seconds,

 // a gethash request will be forced to check that the result is still in

 // the database.

 pref("urlclassifier.max-complete-age", 2700);

 // Maximum size of the sqlite3 cache during an update, in bytes

 pref("urlclassifier.updatecachemax", 41943040);

 // URL for checking the reason for a malware warning.

 pref("browser.safebrowsing.malware.reportURL", "https://safebrowsing.google.com/safebrowsing/diagnostic?client=%NAME%&hl=%LOCALE%&site=");

 #endif

 // True if this is the first time we are showing about:firstrun

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

 // True if you always want dump() to work

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

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

 // controls if we want camera support

 pref("device.camera.enabled", true);

 pref("media.realtime_decoder.enabled", true);

 // Metro manages state by autodetection

 pref("network.manage-offline-status", true);

 // Enable HTML fullscreen API in content.

 pref("full-screen-api.enabled", true);

 // But don't require approval when content enters fullscreen; we'll keep our

 // UI/chrome visible still, so there's no need to approve entering fullscreen.

 pref("full-screen-api.approval-required", false);

 // Don't allow fullscreen requests to percolate across content/chrome boundary,

 // so that our chrome/UI remains visible after content enters fullscreen.

 pref("full-screen-api.content-only", true);

 // Don't make top-level widgets fullscreen. This only applies when running in

 // "metrodesktop" mode, not when running in full metro mode. This prevents the

 // window from changing size when we go fullscreen; the content expands to fill

 // the window, the window size doesn't change. This pref has no effect when

 // running in actual Metro mode, as the widget will already be fullscreen then.

 pref("full-screen-api.ignore-widgets", true);

 // image visibility prefs.

 // image visibility tries to only keep images near the viewport decoded instead

 // of keeping all images decoded.

 pref("layout.imagevisibility.enabled", true);

 pref("layout.imagevisibility.numscrollportwidths", 1);

 pref("layout.imagevisibility.numscrollportheights", 1);

 // Don't enable <input type=color> yet as we don't have a color picker

 // implemented for Windows Metro (bug 895464)

 pref("dom.forms.color", false);