/* 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 pref("toolkit.defaultChromeURI", "chrome://browser/content/shell.html"); pref("browser.chromeURL", "chrome://browser/content/"); // Device pixel to CSS px ratio, in percent. Set to -1 to calculate based on display density. pref("browser.viewport.scaleRatio", -1); /* disable text selection */ pref("browser.ignoreNativeFrameTextSelection", true); /* cache prefs */ #ifdef MOZ_WIDGET_GONK pref("browser.cache.disk.enable", true); pref("browser.cache.disk.capacity", 55000); // kilobytes pref("browser.cache.disk.parent_directory", "/cache"); #endif pref("browser.cache.disk.smart_size.enabled", false); pref("browser.cache.disk.smart_size.first_run", false); pref("browser.cache.memory.enable", true); pref("browser.cache.memory.capacity", 1024); // kilobytes /* image cache prefs */ pref("image.cache.size", 1048576); // bytes pref("image.high_quality_downscaling.enabled", false); pref("canvas.image.cache.limit", 10485760); // 10 MB /* offline cache prefs */ pref("browser.offline-apps.notify", false); pref("browser.cache.offline.enable", true); pref("offline-apps.allow_by_default", 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); /* http prefs */ pref("network.http.pipelining", true); pref("network.http.pipelining.ssl", true); pref("network.http.proxy.pipelining", true); pref("network.http.pipelining.maxrequests" , 6); pref("network.http.keep-alive.timeout", 600); pref("network.http.max-connections", 20); pref("network.http.max-persistent-connections-per-server", 6); pref("network.http.max-persistent-connections-per-proxy", 20); // spdy pref("network.http.spdy.push-allowance", 32768); // See bug 545869 for details on why these are set the way they are pref("network.buffer.cache.count", 24); pref("network.buffer.cache.size", 16384); /* session history */ pref("browser.sessionhistory.max_total_viewers", 1); pref("browser.sessionhistory.max_entries", 50); /* session store */ pref("browser.sessionstore.resume_session_once", false); pref("browser.sessionstore.resume_from_crash", true); pref("browser.sessionstore.resume_from_crash_timeout", 60); // minutes pref("browser.sessionstore.interval", 10000); // milliseconds pref("browser.sessionstore.max_tabs_undo", 1); /* these should help performance */ pref("mozilla.widget.force-24bpp", true); pref("mozilla.widget.use-buffer-pixmap", true); pref("mozilla.widget.disable-native-theme", true); pref("layout.reflow.synthMouseMove", false); /* 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.displayedHistoryDays", 7); /* download helper */ pref("browser.helperApps.deleteTempFileOnExit", false); /* password manager */ pref("signon.rememberSignons", true); pref("signon.expireMasterPassword", false); pref("signon.SignonFileName", "signons.txt"); /* autocomplete */ pref("browser.formfill.enable", true); /* spellcheck */ pref("layout.spellcheckDefault", 0); /* block popups by default, and notify the user about blocked popups */ pref("dom.disable_open_during_load", true); pref("privacy.popups.showBrowserMessage", 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); // 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); // disable updating pref("browser.search.update", false); pref("browser.search.update.log", false); pref("browser.search.updateinterval", 6); // 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); // enable xul error pages pref("browser.xul.error_pages.enabled", true); // 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); // 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); // URL to the Learn More link XXX this is the firefox one. Bug 495578 fixes this. pref("browser.geolocation.warning.infoURL", "http://www.mozilla.com/%LOCALE%/firefox/geolocation/"); // base url for the wifi geolocation network provider pref("geo.wifi.uri", "https://maps.googleapis.com/maps/api/browserlocation/json"); // enable geo pref("geo.enabled", true); // content sink control -- controls responsiveness during page load // see https://bugzilla.mozilla.org/show_bug.cgi?id=481566#c9 pref("content.sink.enable_perf_mode", 2); // 0 - switch, 1 - interactive, 2 - perf pref("content.sink.pending_event_mode", 0); pref("content.sink.perf_deflect_count", 1000000); pref("content.sink.perf_parse_time", 50000000); // Maximum scripts runtime before showing an alert pref("dom.max_chrome_script_run_time", 0); // disable slow script dialog for chrome // Disable the watchdog thread for B2G. See bug 870043 comment 31. pref("dom.use_watchdog", false); // plugins pref("plugin.disable", true); pref("dom.ipc.plugins.enabled", true); // product URLs // The breakpad report server to link to in about:crashes pref("breakpad.reportURL", "https://crash-stats.mozilla.com/report/index/"); pref("app.releaseNotesURL", "http://www.mozilla.com/%LOCALE%/b2g/%VERSION%/releasenotes/"); pref("app.support.baseURL", "http://support.mozilla.com/b2g"); pref("app.privacyURL", "http://www.mozilla.com/%LOCALE%/m/privacy.html"); pref("app.creditsURL", "http://www.mozilla.org/credits/"); pref("app.featuresURL", "http://www.mozilla.com/%LOCALE%/b2g/features/"); pref("app.faqURL", "http://www.mozilla.com/%LOCALE%/b2g/faq/"); // 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 pref("ui.-moz-dialog", "#efebe7"); pref("ui.-moz-dialogtext", "#101010"); pref("ui.-moz-field", "#fff"); pref("ui.-moz-fieldtext", "#1a1a1a"); pref("ui.-moz-buttonhoverface", "#f3f0ed"); pref("ui.-moz-buttonhovertext", "#101010"); pref("ui.-moz-combobox", "#fff"); pref("ui.-moz-comboboxtext", "#101010"); pref("ui.buttonface", "#ece7e2"); pref("ui.buttonhighlight", "#fff"); pref("ui.buttonshadow", "#aea194"); pref("ui.buttontext", "#101010"); pref("ui.captiontext", "#101010"); pref("ui.graytext", "#b1a598"); pref("ui.highlight", "#fad184"); pref("ui.highlighttext", "#1a1a1a"); pref("ui.infobackground", "#f5f5b5"); pref("ui.infotext", "#000"); pref("ui.menu", "#f7f5f3"); pref("ui.menutext", "#101010"); pref("ui.threeddarkshadow", "#000"); pref("ui.threedface", "#ece7e2"); pref("ui.threedhighlight", "#fff"); pref("ui.threedlightshadow", "#ece7e2"); pref("ui.threedshadow", "#aea194"); pref("ui.window", "#efebe7"); pref("ui.windowtext", "#101010"); pref("ui.windowframe", "#efebe7"); // replace newlines with spaces on paste into single-line text boxes pref("editor.singleLine.pasteNewlines", 2); // threshold where a tap becomes a drag, in 1/240" reference pixels // The names of the preferences are to be in sync with nsEventStateManager.cpp pref("ui.dragThresholdX", 25); pref("ui.dragThresholdY", 25); // Layers Acceleration. We can only have nice things on gonk, because // they're not maintained anywhere else. #ifndef MOZ_WIDGET_GONK pref("dom.ipc.tabs.disabled", true); pref("layers.offmainthreadcomposition.enabled", false); pref("layers.offmainthreadcomposition.async-animations", false); pref("layers.async-video.enabled", false); #else pref("dom.ipc.tabs.disabled", false); pref("layers.offmainthreadcomposition.enabled", true); pref("layers.acceleration.disabled", false); pref("layers.offmainthreadcomposition.async-animations", true); pref("layers.async-video.enabled", true); pref("layers.async-pan-zoom.enabled", true); #endif // Web Notifications pref("notification.feature.enabled", true); // IndexedDB pref("dom.indexedDB.warningQuota", 5); // prevent video elements from preloading too much data pref("media.preload.default", 1); // default to preload none pref("media.preload.auto", 2); // preload metadata if preload=auto pref("media.cache_size", 4096); // 4MB media cache // The default number of decoded video frames that are enqueued in // MediaDecoderReader's mVideoQueue. pref("media.video-queue.default-size", 3); // optimize images' memory usage pref("image.mem.decodeondraw", true); pref("content.image.allow_locking", false); /* don't allow image locking */ pref("image.mem.min_discard_timeout_ms", 86400000); /* 24h, we rely on the out of memory hook */ pref("image.mem.max_decoded_image_kb", 30000); /* 30MB seems reasonable */ pref("image.onload.decode.limit", 24); /* don't decode more than 24 images eagerly */ // XXX this isn't a good check for "are touch events supported", but // we don't really have a better one at the moment. #ifdef MOZ_WIDGET_GONK // enable touch events interfaces pref("dom.w3c_touch_events.enabled", 1); pref("dom.w3c_touch_events.safetyX", 0); // escape borders in units of 1/240" pref("dom.w3c_touch_events.safetyY", 120); // escape borders in units of 1/240" #endif #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", "http://safebrowsing.clients.google.com/safebrowsing/downloads?client={moz:client}&appver={moz:version}&pver=2.2"); 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.keyURL", "https://sb-ssl.google.com/safebrowsing/newkey?client={moz:client}&appver={moz:version}&pver=2.2"); pref("browser.safebrowsing.provider.0.reportURL", "http://safebrowsing.clients.google.com/safebrowsing/report?"); pref("browser.safebrowsing.provider.0.gethashURL", "http://safebrowsing.clients.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.safebrowsing.warning.infoURL", "http://www.mozilla.com/%LOCALE%/%APP%/phishing-protection/"); pref("browser.geolocation.warning.infoURL", "http://www.mozilla.com/%LOCALE%/%APP%/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); // The list of tables that use the gethash request to confirm partial results. pref("urlclassifier.gethashtables", "goog-phish-shavar,goog-malware-shavar"); // 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); // URL for checking the reason for a malware warning. pref("browser.safebrowsing.malware.reportURL", "http://safebrowsing.clients.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.uidiscovery", true); pref("browser.firstrun.show.localepicker", true); // initiated by a user pref("content.ime.strict_policy", true); // True if you always want dump() to work // // On Android, you also need to do the following for the output // to show up in logcat: // // $ adb shell stop // $ adb shell setprop log.redirect-stdio true // $ adb shell start pref("browser.dom.window.dump.enabled", false); // Default Content Security Policy to apply to privileged and certified apps pref("security.apps.privileged.CSP.default", "default-src *; script-src 'self'; object-src 'none'; style-src 'self' 'unsafe-inline'"); pref("security.apps.certified.CSP.default", "default-src *; script-src 'self'; object-src 'none'; style-src 'self'"); // Temporarily force-enable GL compositing. This is default-disabled // deep within the bowels of the widgetry system. Remove me when GL // compositing isn't default disabled in widget/android. pref("layers.acceleration.force-enabled", true); // handle links targeting new windows // 1=current window/tab, 2=new window, 3=new tab in most recent window pref("browser.link.open_newwindow", 3); // 0: no restrictions - divert everything // 1: don't divert window.open at all // 2: don't divert window.open with features pref("browser.link.open_newwindow.restriction", 0); // Enable browser frames (including OOP, except on Windows, where it doesn't // work), but make in-process browser frames the default. pref("dom.mozBrowserFramesEnabled", true); // Enable a (virtually) unlimited number of mozbrowser processes. // We'll run out of PIDs on UNIX-y systems before we hit this limit. pref("dom.ipc.processCount", 100000); pref("dom.ipc.browser_frames.oop_by_default", false); // SMS/MMS pref("dom.sms.enabled", true); pref("dom.sms.strict7BitEncoding", false); // Disabled by default. pref("dom.sms.requestStatusReport", true); // Enabled by default. pref("dom.mms.requestStatusReport", true); // Enabled by default. // WebContacts pref("dom.mozContacts.enabled", true); pref("dom.navigator-property.disable.mozContacts", false); pref("dom.global-constructor.disable.mozContact", false); // Shortnumber matching needed for e.g. Brazil: // 01187654321 can be found with 87654321 pref("dom.phonenumber.substringmatching.BR", 8); pref("dom.phonenumber.substringmatching.CO", 10); pref("dom.phonenumber.substringmatching.VE", 7); // WebAlarms pref("dom.mozAlarms.enabled", true); // SimplePush pref("services.push.enabled", true); // Is the network connection allowed to be up? // This preference should be used in UX to enable/disable push. pref("services.push.connection.enabled", true); // serverURL to be assigned by services team pref("services.push.serverURL", "wss://push.services.mozilla.com/"); pref("services.push.userAgentID", ""); // Exponential back-off start is 5 seconds like in HTTP/1.1. // Maximum back-off is pingInterval. pref("services.push.retryBaseInterval", 5000); // Interval at which to ping PushServer to check connection status. In // milliseconds. If no reply is received within requestTimeout, the connection // is considered closed. pref("services.push.pingInterval", 1800000); // 30 minutes // How long before a DOMRequest errors as timeout pref("services.push.requestTimeout", 10000); // enable udp wakeup support pref("services.push.udp.wakeupEnabled", true); // port on which UDP server socket is bound pref("services.push.udp.port", 2442); // NetworkStats #ifdef MOZ_B2G_RIL pref("dom.mozNetworkStats.enabled", true); pref("ril.cellbroadcast.disabled", false); #endif // WebSettings pref("dom.mozSettings.enabled", true); pref("dom.navigator-property.disable.mozSettings", false); pref("dom.mozPermissionSettings.enabled", true); // controls if we want camera support pref("device.camera.enabled", true); pref("media.realtime_decoder.enabled", true); // TCPSocket pref("dom.mozTCPSocket.enabled", true); // "Preview" landing of bug 710563, which is bogged down in analysis // of talos regression. This is a needed change for higher-framerate // CSS animations, and incidentally works around an apparent bug in // our handling of requestAnimationFrame() listeners, which are // supposed to enable this REPEATING_PRECISE_CAN_SKIP behavior. The // secondary bug isn't really worth investigating since it's obseleted // by bug 710563. pref("layout.frame_rate.precise", true); // Handle hardware buttons in the b2g chrome package pref("b2g.keys.menu.enabled", true); // Screen timeout in seconds pref("power.screen.timeout", 60); pref("full-screen-api.enabled", true); #ifndef MOZ_WIDGET_GONK // If we're not actually on physical hardware, don't make the top level widget // fullscreen when transitioning to fullscreen. This means in emulated // environments (like the b2g desktop client) we won't make the client window // fill the whole screen, we'll just make the content fill the client window, // i.e. it won't give the impression to content that the number of device // screen pixels changes! pref("full-screen-api.ignore-widgets", true); #endif pref("media.volume.steps", 10); #ifdef ENABLE_MARIONETTE //Enable/disable marionette server, set listening port pref("marionette.defaultPrefs.enabled", true); pref("marionette.defaultPrefs.port", 2828); #ifndef MOZ_WIDGET_GONK // On desktop builds, we need to force the socket to listen on localhost only pref("marionette.force-local", true); #endif #endif #ifdef MOZ_UPDATER // When we're applying updates, we can't let anything hang us on // quit+restart. The user has no recourse. pref("shutdown.watchdog.timeoutSecs", 5); // Timeout before the update prompt automatically installs the update pref("b2g.update.apply-prompt-timeout", 60000); // milliseconds // Amount of time to wait after the user is idle before prompting to apply an update pref("b2g.update.apply-idle-timeout", 600000); // milliseconds // Amount of time after which connection will be restarted if no progress pref("b2g.update.download-watchdog-timeout", 120000); // milliseconds pref("b2g.update.download-watchdog-max-retries", 5); pref("app.update.enabled", true); pref("app.update.auto", false); pref("app.update.silent", false); pref("app.update.mode", 0); pref("app.update.incompatible.mode", 0); pref("app.update.staging.enabled", true); pref("app.update.service.enabled", true); // The URL hosting the update manifest. pref("app.update.url", "http://update.boot2gecko.org/%CHANNEL%/update.xml"); pref("app.update.channel", "@MOZ_UPDATE_CHANNEL@"); // Interval at which update manifest is fetched. In units of seconds. pref("app.update.interval", 86400); // 1 day // Don't throttle background updates. pref("app.update.download.backgroundInterval", 0); // Retry update socket connections every 30 seconds in the cases of certain kinds of errors pref("app.update.socket.retryTimeout", 30000); // Max of 20 consecutive retries (total 10 minutes) before giving up and marking // the update download as failed. // Note: Offline errors will always retry when the network comes online. pref("app.update.socket.maxErrors", 20); // Enable update logging for now, to diagnose growing pains in the // field. pref("app.update.log", true); #else // Explicitly disable the shutdown watchdog. It's enabled by default. // When the updater is disabled, we want to know about shutdown hangs. pref("shutdown.watchdog.timeoutSecs", -1); #endif // Extensions preferences pref("extensions.update.enabled", false); pref("extensions.getAddons.cache.enabled", false); // Context Menu pref("ui.click_hold_context_menus", true); pref("ui.click_hold_context_menus.delay", 750); // Enable device storage pref("device.storage.enabled", true); // Enable pre-installed applications pref("dom.webapps.useCurrentProfile", true); // Enable system message pref("dom.sysmsg.enabled", true); pref("media.plugins.enabled", false); pref("media.omx.enabled", true); // Disable printing (particularly, window.print()) pref("dom.disable_window_print", true); // Disable window.showModalDialog pref("dom.disable_window_showModalDialog", true); // Enable new experimental html forms pref("dom.experimental_forms", true); // Turns on gralloc-based direct texturing for Gonk pref("gfx.gralloc.enabled", false); // XXXX REMOVE FOR PRODUCTION. Turns on GC and CC logging pref("javascript.options.mem.log", false); // Increase mark slice time from 10ms to 30ms pref("javascript.options.mem.gc_incremental_slice_ms", 30); // Increase time to get more high frequency GC on benchmarks from 1000ms to 1500ms pref("javascript.options.mem.gc_high_frequency_time_limit_ms", 1500); pref("javascript.options.mem.gc_high_frequency_heap_growth_max", 300); pref("javascript.options.mem.gc_high_frequency_heap_growth_min", 120); pref("javascript.options.mem.gc_high_frequency_high_limit_mb", 40); pref("javascript.options.mem.gc_high_frequency_low_limit_mb", 0); pref("javascript.options.mem.gc_low_frequency_heap_growth", 120); pref("javascript.options.mem.high_water_mark", 6); pref("javascript.options.mem.gc_allocation_threshold_mb", 1); pref("javascript.options.mem.gc_decommit_threshold_mb", 1); // Show/Hide scrollbars when active/inactive pref("ui.showHideScrollbars", 1); // Enable the ProcessPriorityManager, and give processes with no visible // documents a 1s grace period before they're eligible to be marked as // background. pref("dom.ipc.processPriorityManager.enabled", true); pref("dom.ipc.processPriorityManager.backgroundGracePeriodMS", 1000); pref("dom.ipc.processPriorityManager.temporaryPriorityLockMS", 5000); // Kernel parameters for process priorities. These affect how processes are // killed on low-memory and their relative CPU priorities. // // Note: The maximum nice value on Linux is 19, but the max value you should // use here is 18. NSPR adds 1 to some threads' nice values, to mark // low-priority threads. If the process priority manager were to renice a // process (and all its threads) to 19, all threads would have the same // niceness. Then when we reniced the process to (say) 10, all threads would // /still/ have the same niceness; we'd effectively have erased NSPR's thread // priorities. pref("hal.processPriorityManager.gonk.MASTER.OomScoreAdjust", 0); pref("hal.processPriorityManager.gonk.MASTER.KillUnderMB", 4); pref("hal.processPriorityManager.gonk.MASTER.Nice", 0); pref("hal.processPriorityManager.gonk.FOREGROUND_HIGH.OomScoreAdjust", 67); pref("hal.processPriorityManager.gonk.FOREGROUND_HIGH.KillUnderMB", 5); pref("hal.processPriorityManager.gonk.FOREGROUND_HIGH.Nice", 0); pref("hal.processPriorityManager.gonk.FOREGROUND.OomScoreAdjust", 134); pref("hal.processPriorityManager.gonk.FOREGROUND.KillUnderMB", 6); pref("hal.processPriorityManager.gonk.FOREGROUND.Nice", 1); pref("hal.processPriorityManager.gonk.BACKGROUND_PERCEIVABLE.OomScoreAdjust", 200); pref("hal.processPriorityManager.gonk.BACKGROUND_PERCEIVABLE.KillUnderMB", 7); pref("hal.processPriorityManager.gonk.BACKGROUND_PERCEIVABLE.Nice", 7); pref("hal.processPriorityManager.gonk.BACKGROUND_HOMESCREEN.OomScoreAdjust", 267); pref("hal.processPriorityManager.gonk.BACKGROUND_HOMESCREEN.KillUnderMB", 8); pref("hal.processPriorityManager.gonk.BACKGROUND_HOMESCREEN.Nice", 18); pref("hal.processPriorityManager.gonk.BACKGROUND.OomScoreAdjust", 400); pref("hal.processPriorityManager.gonk.BACKGROUND.KillUnderMB", 20); pref("hal.processPriorityManager.gonk.BACKGROUND.Nice", 18); // Processes get this niceness when they have low CPU priority. pref("hal.processPriorityManager.gonk.LowCPUNice", 18); // Fire a memory pressure event when the system has less than Xmb of memory // remaining. You should probably set this just above Y.KillUnderMB for // the highest priority class Y that you want to make an effort to keep alive. // (For example, we want BACKGROUND_PERCEIVABLE to stay alive.) If you set // this too high, then we'll send out a memory pressure event every Z seconds // (see below), even while we have processes that we would happily kill in // order to free up memory. pref("hal.processPriorityManager.gonk.notifyLowMemUnderMB", 14); // We wait this long before polling the memory-pressure fd after seeing one // memory pressure event. (When we're not under memory pressure, we sit // blocked on a poll(), and this pref has no effect.) pref("gonk.systemMemoryPressureRecoveryPollMS", 5000); #ifndef DEBUG // Enable pre-launching content processes for improved startup time // (hiding latency). pref("dom.ipc.processPrelaunch.enabled", true); // Wait this long before pre-launching a new subprocess. pref("dom.ipc.processPrelaunch.delayMs", 5000); #endif // When a process receives a system message, we hold a CPU wake lock on its // behalf for this many seconds, or until it handles the system message, // whichever comes first. pref("dom.ipc.systemMessageCPULockTimeoutSec", 30); // Ignore the "dialog=1" feature in window.open. pref("dom.disable_window_open_dialog_feature", true); // Screen reader support pref("accessibility.accessfu.activate", 2); pref("accessibility.accessfu.quicknav_modes", "Link,Heading,FormElement,Landmark,ListItem"); // Setting for an utterance order (0 - description first, 1 - description last). pref("accessibility.accessfu.utterance", 1); // Whether to skip images with empty alt text pref("accessibility.accessfu.skip_empty_images", true); // Enable hit-target fluffing pref("ui.touch.radius.enabled", true); pref("ui.touch.radius.leftmm", 3); pref("ui.touch.radius.topmm", 5); pref("ui.touch.radius.rightmm", 3); pref("ui.touch.radius.bottommm", 2); pref("ui.mouse.radius.enabled", true); pref("ui.mouse.radius.leftmm", 3); pref("ui.mouse.radius.topmm", 5); pref("ui.mouse.radius.rightmm", 3); pref("ui.mouse.radius.bottommm", 2); // Disable native prompt pref("browser.prompt.allowNative", false); // Minimum delay in milliseconds between network activity notifications (0 means // no notifications). The delay is the same for both download and upload, though // they are handled separately. This pref is only read once at startup: // a restart is required to enable a new value. pref("network.activity.blipIntervalMilliseconds", 250); // By default we want the NetworkManager service to manage Gecko's offline // status for us according to the state of Wifi/cellular data connections. // In some environments, such as the emulator or hardware with other network // connectivity, this is not desireable, however, in which case this pref // can be flipped to false. pref("network.gonk.manage-offline-status", true); pref("jsloader.reuseGlobal", true); // Enable font inflation for browser tab content. pref("font.size.inflation.minTwips", 120); // And disable it for lingering master-process UI. pref("font.size.inflation.disabledInMasterProcess", true); // Enable freeing dirty pages when minimizing memory; this reduces memory // consumption when applications are sent to the background. pref("memory.free_dirty_pages", true); // UAProfile settings pref("wap.UAProf.url", ""); pref("wap.UAProf.tagname", "x-wap-profile"); pref("layout.imagevisibility.enabled", false); // Enable native identity (persona/browserid) pref("dom.identity.enabled", true); // Wait up to this much milliseconds when orientation changed pref("layers.orientation.sync.timeout", 1000); // Don't discard WebGL contexts for foreground apps on memory // pressure. pref("webgl.can-lose-context-in-foreground", false); // Allow nsMemoryInfoDumper to create a fifo in the temp directory. We use // this fifo to trigger about:memory dumps, among other things. pref("memory_info_dumper.watch_fifo.enabled", true); pref("memory_info_dumper.watch_fifo.directory", "/data/local"); pref("general.useragent.enable_overrides", true); // Make