Lay down Pale Moon 30

1 files changed, 2171 insertions, 0 deletions

diff --git a/browser/components/nsBrowserGlue.js b/browser/components/nsBrowserGlue.js
new file mode 100644
index 000000000..505fdbc50
--- /dev/null
+++ b/browser/components/nsBrowserGlue.js
@@ -0,0 +1,2171 @@
+# -*- indent-tabs-mode: nil -*-
+# 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/.
+
+const Ci = Components.interfaces;
+const Cc = Components.classes;
+const Cr = Components.results;
+const Cu = Components.utils;
+
+const XULNS = "http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul";
+
+Cu.import("resource://gre/modules/XPCOMUtils.jsm");
+Cu.import("resource://gre/modules/Services.jsm");
+
+// Define Lazy Service Getters
+XPCOMUtils.defineLazyServiceGetter(this, "AlertsService",
+                                   "@mozilla.org/alerts-service;1", "nsIAlertsService");
+
+// Define Lazy Module Getters
+[
+  ["AddonManager", "resource://gre/modules/AddonManager.jsm"],
+  ["NetUtil", "resource://gre/modules/NetUtil.jsm"],
+  ["UserAgentOverrides", "resource://gre/modules/UserAgentOverrides.jsm"],
+  ["FileUtils", "resource://gre/modules/FileUtils.jsm"],
+  ["PlacesUtils", "resource://gre/modules/PlacesUtils.jsm"],
+  ["BookmarkHTMLUtils", "resource://gre/modules/BookmarkHTMLUtils.jsm"],
+  ["BookmarkJSONUtils", "resource://gre/modules/BookmarkJSONUtils.jsm"],
+  ["PageThumbs", "resource://gre/modules/PageThumbs.jsm"],
+  ["NewTabUtils", "resource://gre/modules/NewTabUtils.jsm"],
+  ["BrowserNewTabPreloader", "resource:///modules/BrowserNewTabPreloader.jsm"],
+  ["PrivateBrowsingUtils", "resource://gre/modules/PrivateBrowsingUtils.jsm"],
+  ["RecentWindow", "resource:///modules/RecentWindow.jsm"],
+  ["Task", "resource://gre/modules/Task.jsm"],
+  ["PlacesBackups", "resource://gre/modules/PlacesBackups.jsm"],
+  ["OS", "resource://gre/modules/osfile.jsm"],
+  ["LoginManagerParent", "resource://gre/modules/LoginManagerParent.jsm"],
+  ["FormValidationHandler", "resource:///modules/FormValidationHandler.jsm"],
+  ["AutoCompletePopup", "resource:///modules/private/AutoCompletePopup.jsm"],
+  ["DateTimePickerHelper", "resource://gre/modules/DateTimePickerHelper.jsm"],
+  ["ShellService", "resource:///modules/ShellService.jsm"],
+].forEach(([name, resource]) => XPCOMUtils.defineLazyModuleGetter(this, name, resource));
+
+// Define Lazy Getters
+
+XPCOMUtils.defineLazyGetter(this, "gBrandBundle", function() {
+  return Services.strings.createBundle('chrome://branding/locale/brand.properties');
+});
+
+XPCOMUtils.defineLazyGetter(this, "gBrowserBundle", function() {
+  return Services.strings.createBundle('chrome://browser/locale/browser.properties');
+});
+
+// We try to backup bookmarks at idle times, to avoid doing that at shutdown.
+// Number of idle seconds before trying to backup bookmarks.  15 minutes.
+const BOOKMARKS_BACKUP_IDLE_TIME = 15 * 60;
+// Minimum interval in milliseconds between backups.
+const BOOKMARKS_BACKUP_INTERVAL = 86400 * 1000;
+// Maximum number of backups to create.  Old ones will be purged.
+const BOOKMARKS_BACKUP_MAX_BACKUPS = 10;
+
+// Factory object
+const BrowserGlueServiceFactory = {
+  _instance: null,
+  createInstance: function(outer, iid) {
+    if (outer != null) {
+      throw Components.results.NS_ERROR_NO_AGGREGATION;
+    }
+    return this._instance == null ?
+           this._instance = new BrowserGlue() :
+           this._instance;
+  }
+};
+
+// Constructor
+
+function BrowserGlue() {
+  XPCOMUtils.defineLazyServiceGetter(this, "_idleService",
+                                     "@mozilla.org/widget/idleservice;1",
+                                     "nsIIdleService");
+
+  XPCOMUtils.defineLazyGetter(this, "_distributionCustomizer", function() {
+                                Cu.import("resource:///modules/distribution.js");
+                                return new DistributionCustomizer();
+                              });
+
+  XPCOMUtils.defineLazyGetter(this, "_sanitizer",
+    function() {
+      let sanitizerScope = {};
+      Services.scriptloader.loadSubScript("chrome://browser/content/sanitize.js", sanitizerScope);
+      return sanitizerScope.Sanitizer;
+    });
+
+  this._init();
+}
+
+# We don't have the concept of zero-window sessions on any supported OS-es
+# and therefore have to observe the browser-lastwindow-close-* topics.
+#define OBSERVE_LASTWINDOW_CLOSE_TOPICS 1
+
+BrowserGlue.prototype = {
+  _saveSession: false,
+  _isIdleObserver: false,
+  _isPlacesInitObserver: false,
+  _isPlacesLockedObserver: false,
+  _isPlacesShutdownObserver: false,
+  _isPlacesDatabaseLocked: false,
+  _migrationImportsDefaultBookmarks: false,
+
+  _setPrefToSaveSession: function(aForce) {
+    if (!this._saveSession && !aForce) {
+      return;
+    }
+
+    Services.prefs.setBoolPref("browser.sessionstore.resume_session_once", true);
+
+    // This method can be called via [NSApplication terminate:] on Mac, which
+    // ends up causing prefs not to be flushed to disk, so we need to do that
+    // explicitly here. See bug 497652.
+    Services.prefs.savePrefFile(null);
+  },
+
+#ifdef MOZ_SERVICES_SYNC
+  _setSyncAutoconnectDelay: function() {
+    // Assume that a non-zero value for services.sync.autoconnectDelay should override
+    if (Services.prefs.prefHasUserValue("services.sync.autoconnectDelay")) {
+      let prefDelay = Services.prefs.getIntPref("services.sync.autoconnectDelay");
+
+      if (prefDelay > 0) {
+        return;
+      }
+    }
+
+    // delays are in seconds
+    const MAX_DELAY = 300;
+    let delay = 3;
+    let browserEnum = Services.wm.getEnumerator("navigator:browser");
+    while (browserEnum.hasMoreElements()) {
+      delay += browserEnum.getNext().gBrowser.tabs.length;
+    }
+    delay = delay <= MAX_DELAY ? delay : MAX_DELAY;
+
+    Cu.import("resource://services-sync/main.js");
+    Weave.Service.scheduler.delayedAutoConnect(delay);
+  },
+#endif
+
+  // nsIObserver implementation 
+  observe: function(subject, topic, data) {
+    switch (topic) {
+      case "notifications-open-settings":
+        this._openPermissions(subject);
+        break;
+      case "prefservice:after-app-defaults":
+        this._onAppDefaults();
+        break;
+      case "final-ui-startup":
+        this._finalUIStartup();
+        break;
+      case "browser-delayed-startup-finished":
+        this._onFirstWindowLoaded();
+        Services.obs.removeObserver(this, "browser-delayed-startup-finished");
+        break;
+      case "sessionstore-windows-restored":
+        this._onWindowsRestored();
+        break;
+      case "browser:purge-session-history":
+        // reset the console service's error buffer
+        Services.console.logStringMessage(null); // clear the console (in case it's open)
+        Services.console.reset();
+        break;
+      case "quit-application-requested":
+        this._onQuitRequest(subject, data);
+        break;
+      case "quit-application-granted":
+        // This pref must be set here because SessionStore will use its value
+        // on quit-application.
+        this._setPrefToSaveSession();
+        try {
+          let appStartup = Cc["@mozilla.org/toolkit/app-startup;1"].
+                           getService(Ci.nsIAppStartup);
+          appStartup.trackStartupCrashEnd();
+        } catch(e) {
+          Cu.reportError("Could not end startup crash tracking in quit-application-granted: " + e);
+        }
+        DateTimePickerHelper.uninit();
+        break;
+#ifdef OBSERVE_LASTWINDOW_CLOSE_TOPICS
+      case "browser-lastwindow-close-requested":
+        // The application is not actually quitting, but the last full browser
+        // window is about to be closed.
+        this._onQuitRequest(subject, "lastwindow");
+        break;
+      case "browser-lastwindow-close-granted":
+        this._setPrefToSaveSession();
+        break;
+#endif
+#ifdef MOZ_SERVICES_SYNC
+      case "weave:service:ready":
+        this._setSyncAutoconnectDelay();
+        break;
+      case "weave:engine:clients:display-uri":
+        this._onDisplaySyncURI(subject);
+        break;
+#endif
+      case "session-save":
+        this._setPrefToSaveSession(true);
+        subject.QueryInterface(Ci.nsISupportsPRBool);
+        subject.data = true;
+        break;
+      case "places-init-complete":
+        if (!this._migrationImportsDefaultBookmarks) {
+          this._initPlaces(false);
+        }
+
+        Services.obs.removeObserver(this, "places-init-complete");
+        this._isPlacesInitObserver = false;
+        // no longer needed, since history was initialized completely.
+        Services.obs.removeObserver(this, "places-database-locked");
+        this._isPlacesLockedObserver = false;
+        break;
+      case "places-database-locked":
+        this._isPlacesDatabaseLocked = true;
+        // Stop observing, so further attempts to load history service
+        // will not show the prompt.
+        Services.obs.removeObserver(this, "places-database-locked");
+        this._isPlacesLockedObserver = false;
+        break;
+      case "places-shutdown":
+        if (this._isPlacesShutdownObserver) {
+          Services.obs.removeObserver(this, "places-shutdown");
+          this._isPlacesShutdownObserver = false;
+        }
+        // places-shutdown is fired when the profile is about to disappear.
+        this._onPlacesShutdown();
+        break;
+      case "idle":
+        if (this._idleService.idleTime > BOOKMARKS_BACKUP_IDLE_TIME * 1000) {
+          this._backupBookmarks();
+        }
+        break;
+      case "distribution-customization-complete":
+        Services.obs.removeObserver(this, "distribution-customization-complete");
+        // Customization has finished, we don't need the customizer anymore.
+        delete this._distributionCustomizer;
+        break;
+      case "browser-glue-test": // used by tests
+        if (data == "post-update-notification") {
+          if (Services.prefs.prefHasUserValue("app.update.postupdate")) {
+            this._showUpdateNotification();
+          }
+        } else if (data == "force-ui-migration") {
+          this._migrateUI();
+        } else if (data == "force-distribution-customization") {
+          this._distributionCustomizer.applyPrefDefaults();
+          this._distributionCustomizer.applyCustomizations();
+          // To apply distribution bookmarks use "places-init-complete".
+        } else if (data == "force-places-init") {
+          this._initPlaces(false);
+        }
+        break;
+      case "initial-migration-will-import-default-bookmarks":
+        this._migrationImportsDefaultBookmarks = true;
+        break;
+      case "initial-migration-did-import-default-bookmarks":
+        this._initPlaces(true);
+        break;
+      case "handle-xul-text-link":
+        let linkHandled = subject.QueryInterface(Ci.nsISupportsPRBool);
+        if (!linkHandled.data) {
+          let win = this.getMostRecentBrowserWindow();
+          if (win) {
+            data = JSON.parse(data);
+            win.openUILinkIn(data.href, "tab");
+            linkHandled.data = true;
+          }
+        }
+        break;
+      case "profile-before-change":
+        this._onProfileShutdown();
+        break;
+      case "profile-after-change":
+         this._onProfileAfterChange();
+         this._promptForMasterPassword();
+         break;
+      case "browser-search-engine-modified":
+        if (data != "engine-default" && data != "engine-current") {
+          break;
+        }
+        // Enforce that the search service's defaultEngine is always equal to
+        // its currentEngine. The search service will notify us any time either
+        // of them are changed (either by directly setting the relevant prefs,
+        // i.e. if add-ons try to change this directly, or if the
+        // nsIBrowserSearchService setters are called).
+        // No need to initialize the search service, since it's guaranteed to be
+        // initialized already when this notification fires.
+        let ss = Services.search;
+        if (ss.currentEngine.name == ss.defaultEngine.name) {
+          return;
+        }
+        if (data == "engine-current") {
+          ss.defaultEngine = ss.currentEngine;
+        } else {
+          ss.currentEngine = ss.defaultEngine;
+        }
+        break;
+      case "browser-search-service":
+        if (data != "init-complete") {
+          return;
+        }
+        Services.obs.removeObserver(this, "browser-search-service");
+        this._syncSearchEngines();
+        break;
+    }
+  },
+
+  _syncSearchEngines: function() {
+    // Only do this if the search service is already initialized. This function
+    // gets called in finalUIStartup and from a browser-search-service observer,
+    // to catch both cases (search service initialization occurring before and
+    // after final-ui-startup)
+    if (Services.search.isInitialized) {
+      Services.search.defaultEngine = Services.search.currentEngine;
+    }
+  },
+
+  // initialization (called on application startup) 
+  _init: function() {
+    let os = Services.obs;
+    os.addObserver(this, "notifications-open-settings", false);
+    os.addObserver(this, "prefservice:after-app-defaults", false);
+    os.addObserver(this, "final-ui-startup", false);
+    os.addObserver(this, "browser-delayed-startup-finished", false);
+    os.addObserver(this, "sessionstore-windows-restored", false);
+    os.addObserver(this, "browser:purge-session-history", false);
+    os.addObserver(this, "quit-application-requested", false);
+    os.addObserver(this, "quit-application-granted", false);
+#ifdef OBSERVE_LASTWINDOW_CLOSE_TOPICS
+    os.addObserver(this, "browser-lastwindow-close-requested", false);
+    os.addObserver(this, "browser-lastwindow-close-granted", false);
+#endif
+#ifdef MOZ_SERVICES_SYNC
+    os.addObserver(this, "weave:service:ready", false);
+    os.addObserver(this, "weave:engine:clients:display-uri", false);
+#endif
+    os.addObserver(this, "session-save", false);
+    os.addObserver(this, "places-init-complete", false);
+    this._isPlacesInitObserver = true;
+    os.addObserver(this, "places-database-locked", false);
+    this._isPlacesLockedObserver = true;
+    os.addObserver(this, "distribution-customization-complete", false);
+    os.addObserver(this, "places-shutdown", false);
+    this._isPlacesShutdownObserver = true;
+    os.addObserver(this, "handle-xul-text-link", false);
+    os.addObserver(this, "profile-before-change", false);
+    os.addObserver(this, "profile-after-change", false);
+    os.addObserver(this, "browser-search-engine-modified", false);
+    os.addObserver(this, "browser-search-service", false);
+  },
+
+  // cleanup (called on application shutdown)
+  _dispose: function() {
+    let os = Services.obs;
+    os.removeObserver(this, "notifications-open-settings");
+    os.removeObserver(this, "prefservice:after-app-defaults");
+    os.removeObserver(this, "final-ui-startup");
+    os.removeObserver(this, "sessionstore-windows-restored");
+    os.removeObserver(this, "browser:purge-session-history");
+    os.removeObserver(this, "quit-application-requested");
+    os.removeObserver(this, "quit-application-granted");
+#ifdef OBSERVE_LASTWINDOW_CLOSE_TOPICS
+    os.removeObserver(this, "browser-lastwindow-close-requested");
+    os.removeObserver(this, "browser-lastwindow-close-granted");
+#endif
+#ifdef MOZ_SERVICES_SYNC
+    os.removeObserver(this, "weave:service:ready");
+    os.removeObserver(this, "weave:engine:clients:display-uri");
+#endif
+    os.removeObserver(this, "session-save");
+    if (this._isIdleObserver) {
+      this._idleService.removeIdleObserver(this, BOOKMARKS_BACKUP_IDLE_TIME);
+    }
+    if (this._isPlacesInitObserver) {
+      os.removeObserver(this, "places-init-complete");
+    }
+    if (this._isPlacesLockedObserver) {
+      os.removeObserver(this, "places-database-locked");
+    }
+    if (this._isPlacesShutdownObserver) {
+      os.removeObserver(this, "places-shutdown");
+    }
+    os.removeObserver(this, "handle-xul-text-link");
+    os.removeObserver(this, "profile-before-change");
+    os.removeObserver(this, "profile-after-change");
+    os.removeObserver(this, "browser-search-engine-modified");
+    try {
+      os.removeObserver(this, "browser-search-service");
+    } catch(ex) {
+      // may have already been removed by the observer
+    }
+  },
+
+  // profile is available
+  _onProfileAfterChange: function() {
+    this._copyDefaultProfileFiles();
+  },
+  
+  _promptForMasterPassword: function() {
+    if (!Services.prefs.getBoolPref("signon.startup.prompt", false))
+      return;
+
+    // Try to avoid the multiple master password prompts on startup scenario
+    // by prompting for the master password upfront.
+    let token = Components.classes["@mozilla.org/security/pk11tokendb;1"]
+                          .getService(Components.interfaces.nsIPK11TokenDB)
+                          .getInternalKeyToken();
+
+    // Only log in to the internal token if it is already initialized,
+    // otherwise we get a "Change Master Password" dialog.
+    try {
+      if (!token.needsUserInit)
+        token.login(false);
+    } catch (ex) {
+      // If user cancels an exception is expected.
+    }
+  },
+
+  _onAppDefaults: function() {
+    // apply distribution customizations (prefs)
+    // other customizations are applied in _finalUIStartup()
+    this._distributionCustomizer.applyPrefDefaults();
+  },
+
+  // runs on startup, before the first command line handler is invoked
+  // (i.e. before the first window is opened)
+  _finalUIStartup: function() {
+    this._sanitizer.onStartup();
+    // check if we're in safe mode
+    if (Services.appinfo.inSafeMode) {
+      Services.ww.openWindow(null, "chrome://browser/content/safeMode.xul", 
+                             "_blank", "chrome,centerscreen,modal,resizable=no", null);
+    }
+
+    // apply distribution customizations
+    // prefs are applied in _onAppDefaults()
+    this._distributionCustomizer.applyCustomizations();
+
+    // handle any UI migration
+    this._migrateUI();
+
+    this._setUpUserAgentOverrides();
+
+    this._syncSearchEngines();
+
+    PageThumbs.init();
+    NewTabUtils.init();
+    BrowserNewTabPreloader.init();
+    FormValidationHandler.init();
+    
+    AutoCompletePopup.init();
+    
+    LoginManagerParent.init();
+    
+    Services.obs.notifyObservers(null, "browser-ui-startup-complete", "");
+  },
+
+  // Copies additional profile files from the default profile to the current profile.
+  // Only files not covered by the regular profile creation process.
+  // Currently only the userchrome examples.
+  _copyDefaultProfileFiles: function() {
+    // Copy default chrome example files if they do not exist in the current profile.
+    var profileDir = Services.dirsvc.get("ProfD", Components.interfaces.nsILocalFile);
+    profileDir.append("chrome");
+
+    // The chrome directory in the current/new profile already exists so no copying.
+    if (profileDir.exists())
+      return;
+
+    let defaultProfileDir = Services.dirsvc.get("DefRt",
+                                                Components.interfaces.nsIFile);
+    defaultProfileDir.append("profile");
+    defaultProfileDir.append("chrome");
+
+    if (defaultProfileDir.exists() && defaultProfileDir.isDirectory()) {
+      try {
+        this._copyDir(defaultProfileDir, profileDir);
+      } catch (e) {
+        Components.utils.reportError(e);
+      }
+    }
+  },
+
+  // Simple copy function for copying complete aSource Directory to aDestiniation.
+  _copyDir: function(aSource, aDestination)
+  {
+    let enumerator = aSource.directoryEntries;
+
+    while (enumerator.hasMoreElements()) {
+      let file = enumerator.getNext().QueryInterface(Components.interfaces.nsIFile);
+
+      if (file.isDirectory()) {
+        let subdir = aDestination.clone();
+        subdir.append(file.leafName);
+
+        // Create the target directory. If it already exists continue copying files.
+        try {
+          subdir.create(Components.interfaces.nsIFile.DIRECTORY_TYPE,
+                        FileUtils.PERMS_DIRECTORY);
+        } catch (ex) {
+           if (ex.result != Components.results.NS_ERROR_FILE_ALREADY_EXISTS)
+            throw ex;
+        }
+        // Directory created. Now copy the files.
+        this._copyDir(file, subdir);
+      } else {
+        try {
+          file.copyTo(aDestination, null);
+        } catch (e) {
+          Components.utils.reportError(e);
+        }
+      }
+    }
+  },
+
+  _setUpUserAgentOverrides: function() {
+    UserAgentOverrides.init();
+
+    if (Services.prefs.getBoolPref("general.useragent.complexOverride.moodle")) {
+      UserAgentOverrides.addComplexOverride(function(aHttpChannel, aOriginalUA) {
+        let cookies;
+        try {
+          cookies = aHttpChannel.getRequestHeader("Cookie");
+        } catch(e) {
+          // no cookie sent
+        }
+        if (cookies && cookies.indexOf("MoodleSession") > -1) {
+          return aOriginalUA.replace(/Goanna\/[^ ]*/, "Goanna/20100101");
+        }
+        return null;
+      });
+    }
+  },
+
+  _trackSlowStartup: function() {
+    if (Services.startup.interrupted ||
+        Services.prefs.getBoolPref("browser.slowStartup.notificationDisabled")) {
+      return;
+    }
+
+    let currentTime = Date.now() - Services.startup.getStartupInfo().process;
+    let averageTime = 0;
+    let samples = 0;
+    try {
+      averageTime = Services.prefs.getIntPref("browser.slowStartup.averageTime");
+      samples = Services.prefs.getIntPref("browser.slowStartup.samples");
+    } catch(e) {}
+
+    averageTime = (averageTime * samples + currentTime) / ++samples;
+
+    if (samples >= Services.prefs.getIntPref("browser.slowStartup.maxSamples")) {
+      if (averageTime > Services.prefs.getIntPref("browser.slowStartup.timeThreshold")) {
+        this._showSlowStartupNotification();
+      }
+      averageTime = 0;
+      samples = 0;
+    }
+
+    Services.prefs.setIntPref("browser.slowStartup.averageTime", averageTime);
+    Services.prefs.setIntPref("browser.slowStartup.samples", samples);
+  },
+
+  _showSlowStartupNotification: function() {
+    let win = this.getMostRecentBrowserWindow();
+    if (!win) {
+      return;
+    }
+
+    let productName = gBrandBundle.GetStringFromName("brandFullName");
+    let message = win.gNavigatorBundle.getFormattedString("slowStartup.message", [productName]);
+
+    let buttons = [
+      {
+        label:     win.gNavigatorBundle.getString("slowStartup.helpButton.label"),
+        accessKey: win.gNavigatorBundle.getString("slowStartup.helpButton.accesskey"),
+        callback: function() {
+          win.openUILinkIn(Services.prefs.getCharPref("browser.slowstartup.help.url"), "tab");
+        }
+      },
+      {
+        label:     win.gNavigatorBundle.getString("slowStartup.disableNotificationButton.label"),
+        accessKey: win.gNavigatorBundle.getString("slowStartup.disableNotificationButton.accesskey"),
+        callback: function() {
+          Services.prefs.setBoolPref("browser.slowStartup.notificationDisabled", true);
+        }
+      }
+    ];
+
+    let nb = win.document.getElementById("global-notificationbox");
+    nb.appendNotification(message, "slow-startup",
+                          "chrome://browser/skin/slowStartup-16.png",
+                          nb.PRIORITY_INFO_LOW, buttons);
+  },
+
+  // the first browser window has finished initializing
+  _onFirstWindowLoaded: function() {
+#ifdef XP_WIN
+    // For Windows, initialize the jump list module.
+    const WINTASKBAR_CONTRACTID = "@mozilla.org/windows-taskbar;1";
+    if (WINTASKBAR_CONTRACTID in Cc &&
+        Cc[WINTASKBAR_CONTRACTID].getService(Ci.nsIWinTaskbar).available) {
+      let temp = {};
+      Cu.import("resource:///modules/WindowsJumpLists.jsm", temp);
+      temp.WinTaskbarJumpList.startup();
+    }
+#endif
+
+    DateTimePickerHelper.init();
+
+    this._trackSlowStartup();
+  },
+
+  /**
+   * Profile shutdown handler (contains profile cleanup routines).
+   * All components depending on Places should be shut down in
+   * _onPlacesShutdown() and not here.
+   */
+  _onProfileShutdown: function() {
+    BrowserNewTabPreloader.uninit();
+    UserAgentOverrides.uninit();
+    FormValidationHandler.uninit();
+    AutoCompletePopup.uninit();
+    this._dispose();
+  },
+
+  // All initial windows have opened.
+  _onWindowsRestored: function() {
+    // Show update notification, if needed.
+    if (Services.prefs.prefHasUserValue("app.update.postupdate")) {
+      this._showUpdateNotification();
+    }
+
+    // Load the "more info" page for a locked places.sqlite
+    // This property is set earlier by places-database-locked topic.
+    if (this._isPlacesDatabaseLocked) {
+      this._showPlacesLockedNotificationBox();
+    }
+
+    // For any add-ons that were installed disabled and can be enabled offer
+    // them to the user.
+    let changedIDs = AddonManager.getStartupChanges(AddonManager.STARTUP_CHANGE_INSTALLED);
+    if (changedIDs.length > 0) {
+      let win = this.getMostRecentBrowserWindow();
+      AddonManager.getAddonsByIDs(changedIDs, function(aAddons) {
+        aAddons.forEach(function(aAddon) {
+          // If the add-on isn't user disabled or can't be enabled then skip it.
+          if (!aAddon.userDisabled || !(aAddon.permissions & AddonManager.PERM_CAN_ENABLE)) {
+            return;
+          }
+
+          win.openUILinkIn("about:newaddon?id=" + aAddon.id, "tab");
+        })
+      });
+    }
+
+    // Perform default browser checking.
+    if (ShellService) {
+      let shouldCheck = ShellService.shouldCheckDefaultBrowser;
+
+      const skipDefaultBrowserCheck =
+        Services.prefs.getBoolPref("browser.shell.skipDefaultBrowserCheckOnFirstRun") &&
+        Services.prefs.getBoolPref("browser.shell.skipDefaultBrowserCheck");
+
+      const usePromptLimit = false;
+      let promptCount =
+        usePromptLimit ? Services.prefs.getIntPref("browser.shell.defaultBrowserCheckCount") : 0;
+
+      let willRecoverSession = false;
+      try {
+        let ss = Cc["@mozilla.org/browser/sessionstartup;1"].
+                 getService(Ci.nsISessionStartup);
+        willRecoverSession =
+          (ss.sessionType == Ci.nsISessionStartup.RECOVER_SESSION);
+      } catch(ex) {
+        // never mind; suppose SessionStore is broken
+      }
+
+      // startup check, check all assoc
+      let isDefault = false;
+      let isDefaultError = false;
+      try {
+        isDefault = ShellService.isDefaultBrowser(true, false);
+      } catch(ex) {
+        isDefaultError = true;
+      }
+
+      if (isDefault) {
+        let now = (Math.floor(Date.now() / 1000)).toString();
+        Services.prefs.setCharPref("browser.shell.mostRecentDateSetAsDefault", now);
+      }
+
+      let willPrompt = shouldCheck && !isDefault && !willRecoverSession;
+
+      // Skip the "Set Default Browser" check during first-run or after the
+      // browser has been run a few times.
+      if (willPrompt) {
+        Services.tm.mainThread.dispatch(function() {
+          var win = this.getMostRecentBrowserWindow();
+          var brandBundle = win.document.getElementById("bundle_brand");
+          var shellBundle = win.document.getElementById("bundle_shell");
+
+          var brandShortName = brandBundle.getString("brandShortName");
+          var promptTitle = shellBundle.getString("setDefaultBrowserTitle");
+          var promptMessage = shellBundle.getFormattedString("setDefaultBrowserMessage",
+                                                             [brandShortName]);
+          var checkboxLabel = shellBundle.getFormattedString("setDefaultBrowserDontAsk",
+                                                             [brandShortName]);
+          var checkEveryTime = { value: shouldCheck };
+          var ps = Services.prompt;
+          var rv = ps.confirmEx(win, promptTitle, promptMessage,
+                                ps.STD_YES_NO_BUTTONS,
+                                null, null, null, checkboxLabel, checkEveryTime);
+          if (rv == 0) {
+            var claimAllTypes = true;
+#ifdef XP_WIN
+            try {
+              // In Windows 8+, the UI for selecting default protocol is much
+              // nicer than the UI for setting file type associations. So we
+              // only show the protocol association screen on Windows 8.
+              // Windows 8 is version 6.2.
+              let version = Services.sysinfo.getProperty("version");
+              claimAllTypes = (parseFloat(version) < 6.2);
+            } catch (ex) {}
+#endif
+            ShellService.setDefaultBrowser(claimAllTypes, false);
+          }
+          ShellService.shouldCheckDefaultBrowser = checkEveryTime.value;
+        }.bind(this), Ci.nsIThread.DISPATCH_NORMAL);
+      }
+    }
+  },
+
+  _onQuitRequest: function(aCancelQuit, aQuitType) {
+    // If user has already dismissed quit request, then do nothing
+    if ((aCancelQuit instanceof Ci.nsISupportsPRBool) && aCancelQuit.data) {
+      return;
+    }
+
+    // There are several cases where we won't show a dialog here:
+    // 1. There is only 1 tab open in 1 window
+    // 2. The session will be restored at startup, indicated by
+    //    browser.startup.page == 3 or browser.sessionstore.resume_session_once == true
+    // 3. browser.warnOnQuit == false
+    // 4. The browser is currently in Private Browsing mode
+    // 5. The browser will be restarted.
+    //
+    // Otherwise these are the conditions and the associated dialogs that will be shown:
+    // 1. aQuitType == "lastwindow" or "quit" and browser.showQuitWarning == true
+    //    - The quit dialog will be shown
+    // 2. aQuitType == "lastwindow" && browser.tabs.warnOnClose == true
+    //    - The "closing multiple tabs" dialog will be shown
+    //
+    // aQuitType == "lastwindow" is overloaded. "lastwindow" is used to indicate
+    // "the last window is closing but we're not quitting (a non-browser window is open)"
+    // and also "we're quitting by closing the last window".
+
+    if (aQuitType == "restart") {
+      return;
+    }
+
+    var windowcount = 0;
+    var pagecount = 0;
+    var browserEnum = Services.wm.getEnumerator("navigator:browser");
+    let allWindowsPrivate = true;
+    while (browserEnum.hasMoreElements()) {
+      windowcount++;
+
+      var browser = browserEnum.getNext();
+      if (!PrivateBrowsingUtils.isWindowPrivate(browser)) {
+        allWindowsPrivate = false;
+      }
+      var tabbrowser = browser.document.getElementById("content");
+      if (tabbrowser) {
+        pagecount += tabbrowser.browsers.length - tabbrowser._numPinnedTabs;
+      }
+    }
+
+    this._saveSession = false;
+    if (pagecount < 2) {
+      return;
+    }
+
+    if (!aQuitType) {
+      aQuitType = "quit";
+    }
+
+    // browser.warnOnQuit is a hidden global boolean to override all quit prompts
+    // browser.showQuitWarning specifically covers quitting
+    // browser.tabs.warnOnClose is the global "warn when closing multiple tabs" pref
+
+    var sessionWillBeRestored = Services.prefs.getIntPref("browser.startup.page") == 3 ||
+                                Services.prefs.getBoolPref("browser.sessionstore.resume_session_once");
+    if (sessionWillBeRestored || !Services.prefs.getBoolPref("browser.warnOnQuit")) {
+      return;
+    }
+
+    let win = Services.wm.getMostRecentWindow("navigator:browser");
+
+    // On last window close or quit && showQuitWarning, we want to show the
+    // quit warning.
+    if (!Services.prefs.getBoolPref("browser.showQuitWarning")) {
+      if (aQuitType == "lastwindow") {
+        // If aQuitType is "lastwindow" and we aren't showing the quit warning,
+        // we should show the window closing warning instead. warnAboutClosing
+        // tabs checks browser.tabs.warnOnClose and returns if it's ok to close
+        // the window. It doesn't actually close the window.
+        aCancelQuit.data =
+          !win.gBrowser.warnAboutClosingTabs(win.gBrowser.closingTabsEnum.ALL);
+      }
+      return;
+    }
+
+    let prompt = Services.prompt;
+    let quitBundle = Services.strings.createBundle("chrome://browser/locale/quitDialog.properties");
+
+    let appName = gBrandBundle.GetStringFromName("brandShortName");
+    let quitDialogTitle = quitBundle.formatStringFromName("quitDialogTitle",
+                                                          [appName], 1);
+    let neverAskText = quitBundle.GetStringFromName("neverAsk2");
+    let neverAsk = {value: false};
+
+    let choice;
+    if (allWindowsPrivate) {
+      let text = quitBundle.formatStringFromName("messagePrivate", [appName], 1);
+      let flags = prompt.BUTTON_TITLE_IS_STRING * prompt.BUTTON_POS_0 +
+                  prompt.BUTTON_TITLE_IS_STRING * prompt.BUTTON_POS_1 +
+                  prompt.BUTTON_POS_0_DEFAULT;
+      choice = prompt.confirmEx(win, quitDialogTitle, text, flags,
+                                quitBundle.GetStringFromName("quitTitle"),
+                                quitBundle.GetStringFromName("cancelTitle"),
+                                null,
+                                neverAskText, neverAsk);
+
+      // The order of the buttons differs between the prompt.confirmEx calls
+      // here so we need to fix this for proper handling below.
+      if (choice == 0) {
+        choice = 2;
+      }
+    } else {
+      let text = quitBundle.formatStringFromName(
+        windowcount == 1 ? "messageNoWindows" : "message", [appName], 1);
+      let flags = prompt.BUTTON_TITLE_IS_STRING * prompt.BUTTON_POS_0 +
+                  prompt.BUTTON_TITLE_IS_STRING * prompt.BUTTON_POS_1 +
+                  prompt.BUTTON_TITLE_IS_STRING * prompt.BUTTON_POS_2 +
+                  prompt.BUTTON_POS_0_DEFAULT;
+      choice = prompt.confirmEx(win, quitDialogTitle, text, flags,
+                                quitBundle.GetStringFromName("saveTitle"),
+                                quitBundle.GetStringFromName("cancelTitle"),
+                                quitBundle.GetStringFromName("quitTitle"),
+                                neverAskText, neverAsk);
+    }
+
+    switch (choice) {
+      case 2: // Quit
+        if (neverAsk.value) {
+          Services.prefs.setBoolPref("browser.showQuitWarning", false);
+        }
+        break;
+      case 1: // Cancel
+        aCancelQuit.QueryInterface(Ci.nsISupportsPRBool);
+        aCancelQuit.data = true;
+        break;
+      case 0: // Save & Quit
+        this._saveSession = true;
+        if (neverAsk.value) {
+          // always save state when shutting down
+          Services.prefs.setIntPref("browser.startup.page", 3);
+        }
+        break;
+    }
+  },
+
+  _showUpdateNotification: function() {
+    Services.prefs.clearUserPref("app.update.postupdate");
+
+    var um = Cc["@mozilla.org/updates/update-manager;1"].
+             getService(Ci.nsIUpdateManager);
+    try {
+      // If the updates.xml file is deleted then getUpdateAt will throw.
+      var update = um.getUpdateAt(0).QueryInterface(Ci.nsIPropertyBag);
+    } catch(e) {
+      // This should never happen.
+      Cu.reportError("Unable to find update: " + e);
+      return;
+    }
+
+    var actions = update.getProperty("actions");
+    if (!actions || actions.indexOf("silent") != -1) {
+      return;
+    }
+
+    var formatter = Cc["@mozilla.org/toolkit/URLFormatterService;1"]
+                      .getService(Ci.nsIURLFormatter);
+    var appName = gBrandBundle.GetStringFromName("brandShortName");
+
+    function getNotifyString(aPropData) {
+      var propValue = update.getProperty(aPropData.propName);
+      if (!propValue) {
+        if (aPropData.prefName) {
+          propValue = formatter.formatURLPref(aPropData.prefName);
+        } else if (aPropData.stringParams) {
+          propValue = gBrowserBundle.formatStringFromName(aPropData.stringName,
+                                                          aPropData.stringParams,
+                                                          aPropData.stringParams.length);
+        } else {
+          propValue = gBrowserBundle.GetStringFromName(aPropData.stringName);
+        }
+      }
+      return propValue;
+    }
+
+    if (actions.indexOf("showNotification") != -1) {
+      let text = getNotifyString({propName: "notificationText",
+                                  stringName: "puNotifyText",
+                                  stringParams: [appName]});
+      let url = getNotifyString({propName: "notificationURL",
+                                 prefName: "startup.homepage_override_url"});
+      let label = getNotifyString({propName: "notificationButtonLabel",
+                                   stringName: "pu.notifyButton.label"});
+      let key = getNotifyString({propName: "notificationButtonAccessKey",
+                                 stringName: "pu.notifyButton.accesskey"});
+
+      let win = this.getMostRecentBrowserWindow();
+      let notifyBox = win.gBrowser.getNotificationBox();
+
+      let buttons = [
+                      {
+                        label:     label,
+                        accessKey: key,
+                        popup:     null,
+                        callback: function(aNotificationBar, aButton) {
+                          win.openUILinkIn(url, "tab");
+                        }
+                      }
+                    ];
+
+      let notification = notifyBox.appendNotification(text, "post-update-notification",
+                                                      null, notifyBox.PRIORITY_INFO_LOW,
+                                                      buttons);
+      notification.persistence = -1; // Until user closes it
+    }
+
+    if (actions.indexOf("showAlert") == -1) {
+      return;
+    }
+
+    let title = getNotifyString({ propName: "alertTitle",
+                                  stringName: "puAlertTitle",
+                                  stringParams: [appName] });
+    let text = getNotifyString({ propName: "alertText",
+                                 stringName: "puAlertText",
+                                 stringParams: [appName] });
+    let url = getNotifyString({ propName: "alertURL",
+                                prefName: "startup.homepage_override_url" });
+
+    var self = this;
+    function clickCallback(subject, topic, data) {
+      // This callback will be called twice but only once with this topic
+      if (topic != "alertclickcallback") {
+        return;
+      }
+      let win = self.getMostRecentBrowserWindow();
+      win.openUILinkIn(data, "tab");
+    }
+
+    try {
+      // This will throw NS_ERROR_NOT_AVAILABLE if the notification cannot
+      // be displayed per the idl.
+      AlertsService.showAlertNotification(null, title, text,
+                                          true, url, clickCallback);
+    } catch(e) {
+      Cu.reportError(e);
+    }
+  },
+
+  /**
+   * Initialize Places
+   * - imports the bookmarks html file if bookmarks database is empty, try to
+   *   restore bookmarks from a JSON/JSONLZ4 backup if the backend indicates
+   *   that the database was corrupt.
+   *
+   * These prefs can be set up by the frontend:
+   *
+   * WARNING: setting these preferences to true will overwite existing bookmarks
+   *
+   * - browser.places.importBookmarksHTML
+   *   Set to true will import the bookmarks.html file from the profile folder.
+   * - browser.places.smartBookmarksVersion
+   *   Set during HTML import to indicate that Smart Bookmarks were created.
+   *   Set to -1 to disable Smart Bookmarks creation.
+   *   Set to 0 to restore current Smart Bookmarks.
+   * - browser.bookmarks.restore_default_bookmarks
+   *   Set to true by safe-mode dialog to indicate we must restore default
+   *   bookmarks.
+   */
+  _initPlaces: function(aInitialMigrationPerformed) {
+    // We must instantiate the history service since it will tell us if we
+    // need to import or restore bookmarks due to first-run, corruption or
+    // forced migration (due to a major schema change).
+    // If the database is corrupt or has been newly created we should
+    // import bookmarks.
+    var dbStatus = PlacesUtils.history.databaseStatus;
+    var importBookmarks = !aInitialMigrationPerformed &&
+                          (dbStatus == PlacesUtils.history.DATABASE_STATUS_CREATE ||
+                           dbStatus == PlacesUtils.history.DATABASE_STATUS_CORRUPT);
+
+    // Check if user or an extension has required to import bookmarks.html
+    var importBookmarksHTML = false;
+    try {
+      importBookmarksHTML =
+        Services.prefs.getBoolPref("browser.places.importBookmarksHTML");
+      if (importBookmarksHTML)
+        importBookmarks = true;
+    } catch(ex) {}
+
+    Task.spawn(function() {
+      // Check if Safe Mode or the user has required to restore bookmarks from
+      // default profile's bookmarks.html
+      var restoreDefaultBookmarks = false;
+      try {
+        restoreDefaultBookmarks =
+          Services.prefs.getBoolPref("browser.bookmarks.restore_default_bookmarks");
+        if (restoreDefaultBookmarks) {
+          // Ensure that we already have a bookmarks backup for today.
+          yield this._backupBookmarks();
+          importBookmarks = true;
+        }
+      } catch(ex) {}
+
+      // If the user did not require to restore default bookmarks, or import
+      // from bookmarks.html, we will try to restore from JSON/JSONLZ4
+      if (importBookmarks && !restoreDefaultBookmarks && !importBookmarksHTML) {
+        // get latest JSON/JSONLZ4 backup
+        var bookmarksBackupFile = yield PlacesBackups.getMostRecentBackup();
+        if (bookmarksBackupFile) {
+          // restore from JSON/JSONLZ4 backup
+          yield BookmarkJSONUtils.importFromFile(bookmarksBackupFile, true);
+          importBookmarks = false;
+        } else {
+          // We have created a new database but we don't have any backup available
+          importBookmarks = true;
+          if (yield OS.File.exists(BookmarkHTMLUtils.defaultPath)) {
+            // If bookmarks.html is available in current profile import it...
+            importBookmarksHTML = true;
+          } else {
+            // ...otherwise we will restore defaults
+            restoreDefaultBookmarks = true;
+          }
+        }
+      }
+
+      // If bookmarks are not imported, then initialize smart bookmarks.  This
+      // happens during a common startup.
+      // Otherwise, if any kind of import runs, smart bookmarks creation should be
+      // delayed till the import operations has finished.  Not doing so would
+      // cause them to be overwritten by the newly imported bookmarks.
+      if (!importBookmarks) {
+        // Now apply distribution customized bookmarks.
+        // This should always run after Places initialization.
+        try {
+          this._distributionCustomizer.applyBookmarks();
+          this.ensurePlacesDefaultQueriesInitialized();
+        } catch(e) {
+          Cu.reportError(e);
+        }
+      } else {
+        // An import operation is about to run.
+        // Don't try to recreate smart bookmarks if autoExportHTML is true or
+        // smart bookmarks are disabled.
+        var autoExportHTML = Services.prefs.getBoolPref("browser.bookmarks.autoExportHTML", false);
+        var smartBookmarksVersion = Services.prefs.getIntPref("browser.places.smartBookmarksVersion", 0);
+        if (!autoExportHTML && smartBookmarksVersion != -1) {
+          Services.prefs.setIntPref("browser.places.smartBookmarksVersion", 0);
+        }
+
+        var bookmarksUrl = null;
+        if (restoreDefaultBookmarks) {
+          // User wants to restore bookmarks.html file from default profile folder
+          bookmarksUrl = "resource:///defaults/profile/bookmarks.html";
+        } else if (yield OS.File.exists(BookmarkHTMLUtils.defaultPath)) {
+          bookmarksUrl = OS.Path.toFileURI(BookmarkHTMLUtils.defaultPath);
+        }
+
+        if (bookmarksUrl) {
+          // Import from bookmarks.html file.
+          try {
+            BookmarkHTMLUtils.importFromURL(bookmarksUrl, true).then(
+              null,
+              function onFailure() {
+                Cu.reportError(new Error("Bookmarks.html file could be corrupt."));
+              }
+            ).then(
+              function onComplete() {
+                try {
+                  // Now apply distribution customized bookmarks.
+                  // This should always run after Places initialization.
+                  this._distributionCustomizer.applyBookmarks();
+                  // Ensure that smart bookmarks are created once the operation
+                  // is complete.
+                  this.ensurePlacesDefaultQueriesInitialized();
+                } catch(e) {
+                  Cu.reportError(e);
+                }
+              }.bind(this)
+            );
+          } catch(e) {
+            Cu.reportError(
+                new Error("Bookmarks.html file could be corrupt." + "\n" +
+                e.message));
+          }
+        } else {
+          Cu.reportError(new Error("Unable to find bookmarks.html file."));
+        }
+
+        // See #1083:
+        // "Delete all bookmarks except for backups" in Safe Mode doesn't work
+        var timer = Cc["@mozilla.org/timer;1"].createInstance(Ci.nsITimer);
+        let observer = {
+          "observe": function() {
+            delete observer.timer;
+            // Reset preferences, so we won't try to import again at next run
+            if (importBookmarksHTML) {
+              Services.prefs.setBoolPref("browser.places.importBookmarksHTML", false);
+            }
+            if (restoreDefaultBookmarks) {
+              Services.prefs.setBoolPref("browser.bookmarks.restore_default_bookmarks",
+                                         false);
+            }
+          },
+          "timer": timer,
+        };
+        timer.init(observer, 100, Ci.nsITimer.TYPE_ONE_SHOT);
+      }
+
+      // Initialize bookmark archiving on idle.
+      // Once a day, either on idle or shutdown, bookmarks are backed up.
+      if (!this._isIdleObserver) {
+        this._idleService.addIdleObserver(this, BOOKMARKS_BACKUP_IDLE_TIME);
+        this._isIdleObserver = true;
+      }
+
+    }.bind(this)).catch(ex => {
+      Cu.reportError(ex);
+    }).then(result => {
+      // NB: deliberately after the catch so that we always do this, even if
+      // we threw halfway through initializing in the Task above.
+      Services.obs.notifyObservers(null, "places-browser-init-complete", "");
+    });
+  },
+
+  /**
+   * Places shut-down tasks
+   * - back up bookmarks if needed.
+   * - export bookmarks as HTML, if so configured.
+   * - finalize components depending on Places.
+   */
+  _onPlacesShutdown: function() {
+    this._sanitizer.onShutdown();
+    PageThumbs.uninit();
+
+    if (this._isIdleObserver) {
+      this._idleService.removeIdleObserver(this, BOOKMARKS_BACKUP_IDLE_TIME);
+      this._isIdleObserver = false;
+    }
+
+    let waitingForBackupToComplete = true;
+    this._backupBookmarks().then(
+      function onSuccess() {
+        waitingForBackupToComplete = false;
+      },
+      function onFailure() {
+        Cu.reportError("Unable to backup bookmarks.");
+        waitingForBackupToComplete = false;
+      }
+    );
+
+    // Backup bookmarks to bookmarks.html to support apps that depend
+    // on the legacy format.
+    let waitingForHTMLExportToComplete = false;
+    // If this fails to get the preference value, we don't export.
+    if (Services.prefs.getBoolPref("browser.bookmarks.autoExportHTML")) {
+      // Exceptionally, since this is a non-default setting and HTML format is
+      // discouraged in favor of the JSON/JSONLZ4 backups, we spin the event
+      // loop on shutdown, to wait for the export to finish.  We cannot safely
+      // spin the event loop on shutdown until we include a watchdog to prevent
+      // potential hangs (bug 518683).  The asynchronous shutdown operations
+      // will then be handled by a shutdown service (bug 435058).
+      waitingForHTMLExportToComplete = true;
+      BookmarkHTMLUtils.exportToFile(BookmarkHTMLUtils.defaultPath).then(
+        function onSuccess() {
+          waitingForHTMLExportToComplete = false;
+        },
+        function onFailure() {
+          Cu.reportError("Unable to auto export html.");
+          waitingForHTMLExportToComplete = false;
+        }
+      );
+    }
+
+    // The events loop should spin at least once because waitingForBackupToComplete
+    // is true before checking whether backup should be made.
+    let thread = Services.tm.currentThread;
+    while (waitingForBackupToComplete || waitingForHTMLExportToComplete) {
+      thread.processNextEvent(true);
+    }
+  },
+
+  /**
+   * Backup bookmarks.
+   */
+  _backupBookmarks: function() {
+    return Task.spawn(function() {
+      let lastBackupFile = yield PlacesBackups.getMostRecentBackup();
+      // Should backup bookmarks if there are no backups or the maximum
+      // interval between backups elapsed.
+      if (!lastBackupFile ||
+          new Date() - PlacesBackups.getDateForFile(lastBackupFile) > BOOKMARKS_BACKUP_INTERVAL) {
+        let maxBackups = BOOKMARKS_BACKUP_MAX_BACKUPS;
+        try {
+          maxBackups = Services.prefs.getIntPref("browser.bookmarks.max_backups");
+        } catch(ex) {
+          // Use default.
+        }
+
+        // Don't force creation.
+        yield PlacesBackups.create(maxBackups);
+      }
+    });
+  },
+
+  /**
+   * Show the notificationBox for a locked places database.
+   */
+  _showPlacesLockedNotificationBox: function() {
+    var applicationName = gBrandBundle.GetStringFromName("brandShortName");
+    var placesBundle = Services.strings.createBundle("chrome://browser/locale/places/places.properties");
+    var title = placesBundle.GetStringFromName("lockPrompt.title");
+    var text = placesBundle.formatStringFromName("lockPrompt.text", [applicationName], 1);
+    var buttonText = placesBundle.GetStringFromName("lockPromptInfoButton.label");
+    var accessKey = placesBundle.GetStringFromName("lockPromptInfoButton.accessKey");
+
+    var helpTopic = "places-locked";
+    var url = Cc["@mozilla.org/toolkit/URLFormatterService;1"]
+                .getService(Components.interfaces.nsIURLFormatter)
+                .formatURLPref("app.support.baseURL");
+    url += helpTopic;
+
+    var win = this.getMostRecentBrowserWindow();
+
+    var buttons = [
+                    {
+                      label:     buttonText,
+                      accessKey: accessKey,
+                      popup:     null,
+                      callback:  function(aNotificationBar, aButton) {
+                        win.openUILinkIn(url, "tab");
+                      }
+                    }
+                  ];
+
+    var notifyBox = win.gBrowser.getNotificationBox();
+    var notification = notifyBox.appendNotification(text, title, null,
+                                                    notifyBox.PRIORITY_CRITICAL_MEDIUM,
+                                                    buttons);
+    notification.persistence = -1; // Until user closes it
+  },
+
+  _migrateUI: function() {
+    const UI_VERSION = 25;
+    const BROWSER_DOCURL = "chrome://browser/content/browser.xul#";
+    let currentUIVersion = 0;
+    try {
+      currentUIVersion = Services.prefs.getIntPref("browser.migration.version");
+    } catch(ex) {}
+    if (currentUIVersion >= UI_VERSION) {
+      return;
+    }
+
+    this._rdf = Cc["@mozilla.org/rdf/rdf-service;1"].getService(Ci.nsIRDFService);
+    this._dataSource = this._rdf.GetDataSource("rdf:local-store");
+    this._dirty = false;
+
+    if (currentUIVersion < 2) {
+      // This code adds the customizable bookmarks button.
+      let currentsetResource = this._rdf.GetResource("currentset");
+      let toolbarResource = this._rdf.GetResource(BROWSER_DOCURL + "nav-bar");
+      let currentset = this._getPersist(toolbarResource, currentsetResource);
+      // Need to migrate only if toolbar is customized and the element is not found.
+      if (currentset &&
+          currentset.indexOf("bookmarks-menu-button-container") == -1) {
+        currentset += ",bookmarks-menu-button-container";
+        this._setPersist(toolbarResource, currentsetResource, currentset);
+      }
+    }
+
+    if (currentUIVersion < 3) {
+      // This code merges the reload/stop/go button into the url bar.
+      let currentsetResource = this._rdf.GetResource("currentset");
+      let toolbarResource = this._rdf.GetResource(BROWSER_DOCURL + "nav-bar");
+      let currentset = this._getPersist(toolbarResource, currentsetResource);
+      // Need to migrate only if toolbar is customized and all 3 elements are found.
+      if (currentset &&
+          currentset.indexOf("reload-button") != -1 &&
+          currentset.indexOf("stop-button") != -1 &&
+          currentset.indexOf("urlbar-container") != -1 &&
+          currentset.indexOf("urlbar-container,reload-button,stop-button") == -1) {
+        currentset = currentset.replace(/(^|,)reload-button($|,)/, "$1$2")
+                               .replace(/(^|,)stop-button($|,)/, "$1$2")
+                               .replace(/(^|,)urlbar-container($|,)/,
+                                        "$1urlbar-container,reload-button,stop-button$2");
+        this._setPersist(toolbarResource, currentsetResource, currentset);
+      }
+    }
+
+    if (currentUIVersion < 4) {
+      // This code moves the home button to the immediate left of the bookmarks menu button.
+      let currentsetResource = this._rdf.GetResource("currentset");
+      let toolbarResource = this._rdf.GetResource(BROWSER_DOCURL + "nav-bar");
+      let currentset = this._getPersist(toolbarResource, currentsetResource);
+      // Need to migrate only if toolbar is customized and the elements are found.
+      if (currentset &&
+          currentset.indexOf("home-button") != -1 &&
+          currentset.indexOf("bookmarks-menu-button-container") != -1) {
+        currentset = currentset.replace(/(^|,)home-button($|,)/, "$1$2")
+                               .replace(/(^|,)bookmarks-menu-button-container($|,)/,
+                                        "$1home-button,bookmarks-menu-button-container$2");
+        this._setPersist(toolbarResource, currentsetResource, currentset);
+      }
+    }
+
+    if (currentUIVersion < 5) {
+      // This code uncollapses PersonalToolbar if its collapsed status is not
+      // persisted, and user customized it or changed default bookmarks.
+      let toolbarResource = this._rdf.GetResource(BROWSER_DOCURL + "PersonalToolbar");
+      let collapsedResource = this._rdf.GetResource("collapsed");
+      let collapsed = this._getPersist(toolbarResource, collapsedResource);
+      // If the user does not have a persisted value for the toolbar's
+      // "collapsed" attribute, try to determine whether it's customized.
+      if (collapsed === null) {
+        // We consider the toolbar customized if it has more than
+        // 3 children, or if it has a persisted currentset value.
+        let currentsetResource = this._rdf.GetResource("currentset");
+        let toolbarIsCustomized = !!this._getPersist(toolbarResource,
+                                                     currentsetResource);
+        function getToolbarFolderCount() {
+          let toolbarFolder =
+            PlacesUtils.getFolderContents(PlacesUtils.toolbarFolderId).root;
+          let toolbarChildCount = toolbarFolder.childCount;
+          toolbarFolder.containerOpen = false;
+          return toolbarChildCount;
+        }
+
+        if (toolbarIsCustomized || getToolbarFolderCount() > 3) {
+          this._setPersist(toolbarResource, collapsedResource, "false");
+        }
+      }
+    }
+
+    if (currentUIVersion < 6) {
+      // convert tabsontop attribute to pref
+      let toolboxResource = this._rdf.GetResource(BROWSER_DOCURL + "navigator-toolbox");
+      let tabsOnTopResource = this._rdf.GetResource("tabsontop");
+      let tabsOnTopAttribute = this._getPersist(toolboxResource, tabsOnTopResource);
+      if (tabsOnTopAttribute)
+        Services.prefs.setBoolPref("browser.tabs.onTop", tabsOnTopAttribute == "true");
+    }
+
+    // Migration at version 7 only occurred for users who wanted to try the new
+    // Downloads Panel feature before its release. Since migration at version
+    // 9 adds the button by default, this step has been removed.
+
+    if (currentUIVersion < 8) {
+      // Reset homepage pref for users who have it set to google.com/firefox
+      let uri = Services.prefs.getComplexValue("browser.startup.homepage",
+                                               Ci.nsIPrefLocalizedString).data;
+      if (uri && /^https?:\/\/(www\.)?google(\.\w{2,3}){1,2}\/firefox\/?$/.test(uri)) {
+        Services.prefs.clearUserPref("browser.startup.homepage");
+      }
+    }
+
+    if (currentUIVersion < 9) {
+      // This code adds the customizable downloads buttons.
+      let currentsetResource = this._rdf.GetResource("currentset");
+      let toolbarResource = this._rdf.GetResource(BROWSER_DOCURL + "nav-bar");
+      let currentset = this._getPersist(toolbarResource, currentsetResource);
+
+      // Since the Downloads button is located in the navigation bar by default,
+      // migration needs to happen only if the toolbar was customized using a
+      // previous UI version, and the button was not already placed on the
+      // toolbar manually.
+      if (currentset &&
+          currentset.indexOf("downloads-button") == -1) {
+        // The element is added either after the search bar or before the home
+        // button. As a last resort, the element is added just before the
+        // non-customizable window controls.
+        if (currentset.indexOf("search-container") != -1) {
+          currentset = currentset.replace(/(^|,)search-container($|,)/,
+                                          "$1search-container,downloads-button$2")
+        } else if (currentset.indexOf("home-button") != -1) {
+          currentset = currentset.replace(/(^|,)home-button($|,)/,
+                                          "$1downloads-button,home-button$2")
+        } else {
+          currentset = currentset.replace(/(^|,)window-controls($|,)/,
+                                          "$1downloads-button,window-controls$2")
+        }
+        this._setPersist(toolbarResource, currentsetResource, currentset);
+      }
+
+      Services.prefs.clearUserPref("browser.download.useToolkitUI");
+      Services.prefs.clearUserPref("browser.library.useNewDownloadsView");
+    }
+
+#ifdef XP_WIN
+    if (currentUIVersion < 10) {
+      // For Windows systems with display set to > 96dpi (i.e. systemDefaultScale
+      // will return a value > 1.0), we want to discard any saved full-zoom settings,
+      // as we'll now be scaling the content according to the system resolution
+      // scale factor (Windows "logical DPI" setting)
+      let sm = Cc["@mozilla.org/gfx/screenmanager;1"].getService(Ci.nsIScreenManager);
+      if (sm.systemDefaultScale > 1.0) {
+        let cps2 = Cc["@mozilla.org/content-pref/service;1"].
+                   getService(Ci.nsIContentPrefService2);
+        cps2.removeByName("browser.content.full-zoom", null);
+      }
+    }
+#endif
+
+    if (currentUIVersion < 11) {
+      Services.prefs.clearUserPref("dom.disable_window_move_resize");
+      Services.prefs.clearUserPref("dom.disable_window_flip");
+      Services.prefs.clearUserPref("dom.event.contextmenu.enabled");
+      Services.prefs.clearUserPref("javascript.enabled");
+      Services.prefs.clearUserPref("permissions.default.image");
+    }
+
+    if (currentUIVersion < 12) {
+      // Remove bookmarks-menu-button-container, then place
+      // bookmarks-menu-button into its position.
+      let currentsetResource = this._rdf.GetResource("currentset");
+      let toolbarResource = this._rdf.GetResource(BROWSER_DOCURL + "nav-bar");
+      let currentset = this._getPersist(toolbarResource, currentsetResource);
+      // Need to migrate only if toolbar is customized.
+      if (currentset) {
+        if (currentset.contains("bookmarks-menu-button-container")) {
+          currentset = currentset.replace(/(^|,)bookmarks-menu-button-container($|,)/,
+                                          "$1bookmarks-menu-button$2");
+          this._setPersist(toolbarResource, currentsetResource, currentset);
+        }
+      }
+    }
+
+    if (currentUIVersion < 16) {
+      // Migrate Sync from pmsync.palemoon.net to pmsync.palemoon.org
+      try {
+        let syncURL = Services.prefs.getCharPref("services.sync.clusterURL");
+        let newSyncURL = syncURL.replace(/pmsync\.palemoon\.net/i,"pmsync.palemoon.org");
+        if (newSyncURL != syncURL) {
+          Services.prefs.setCharPref("services.sync.clusterURL", newSyncURL);
+        }
+      } catch(ex) {
+        // Pref not found: Sync not in use, nothing to do.
+      }
+    }
+
+    if (currentUIVersion < 17) {
+      this._notifyNotificationsUpgrade();
+    }
+
+    if (currentUIVersion < 18) {
+      // Make sure the doNotTrack value conforms to the conversion from
+      // three-state to two-state. (This reverts a setting of "please track me"
+      // to the default "don't say anything").
+      try {
+        if (Services.prefs.getBoolPref("privacy.donottrackheader.enabled") &&
+            Services.prefs.getIntPref("privacy.donottrackheader.value") != 1) {
+          Services.prefs.clearUserPref("privacy.donottrackheader.enabled");
+          Services.prefs.clearUserPref("privacy.donottrackheader.value");
+        }
+      }
+      catch (ex) {}
+    }
+
+#ifndef MOZ_JXR
+    // Until JPEG-XR decoder is implemented (UXP #144)
+    if (currentUIVersion < 19) {
+      try {
+        let ihaPref = "image.http.accept";
+        let ihaValue = Services.prefs.getCharPref(ihaPref);
+        if (ihaValue.includes("image/jxr,")) {
+          Services.prefs.setCharPref(ihaPref, ihaValue.replace("image/jxr,", ""));
+        } else if (ihaValue.includes("image/jxr")) {
+          Services.prefs.clearUserPref(ihaPref);
+        }
+      } catch(ex) {}
+    }
+#endif
+
+    if (currentUIVersion < 20) {
+      // HPKP change of UI preference; reset enforcement level
+      Services.prefs.clearUserPref("security.cert_pinning.enforcement_level");
+    }
+
+    if (currentUIVersion < 23) {
+      if (Services.prefs.prefHasUserValue("layers.acceleration.disabled")) {
+        let HWADisabled = Services.prefs.getBoolPref("layers.acceleration.disabled");
+        Services.prefs.setBoolPref("layers.acceleration.enabled", !HWADisabled);
+        Services.prefs.setBoolPref("gfx.direct2d.disabled", HWADisabled);
+      }
+      if (Services.prefs.getBoolPref("layers.acceleration.force-enabled", false)) {
+        Services.prefs.setBoolPref("layers.acceleration.force", true);
+      }
+      Services.prefs.clearUserPref("layers.acceleration.disabled");
+      Services.prefs.clearUserPref("layers.acceleration.force-enabled");
+    }  
+
+    if (currentUIVersion < 24) {
+      // AbortController's worker signalling was fixed so reset user prefs that
+      // might have been set as workaround for web compat issues in the meantime.
+      Services.prefs.clearUserPref("dom.abortController.enabled");
+    }
+
+    if (currentUIVersion < 25) {
+      // DoNotTrack is now GPC. Carry across user preference.
+      if (Services.prefs.prefHasUserValue("privacy.donottrackheader.enabled")) {
+        let DNTEnabled = Services.prefs.getBoolPref("privacy.donottrackheader.enabled");
+        Service.prefs.setBoolPref("privacy.GPCheader.enabled", DNTEnabled);
+        Services.prefs.clearUserPref("privacy.donottrackheader.enabled");
+      }
+    }
+    
+    // Clear out dirty storage
+    if (this._dirty) {
+      this._dataSource.QueryInterface(Ci.nsIRDFRemoteDataSource).Flush();
+    }
+
+    delete this._rdf;
+    delete this._dataSource;
+
+    // Update the migration version.
+    Services.prefs.setIntPref("browser.migration.version", UI_VERSION);
+  },
+
+  _hasExistingNotificationPermission: function() {
+    let enumerator = Services.perms.enumerator;
+    while (enumerator.hasMoreElements()) {
+      let permission = enumerator.getNext().QueryInterface(Ci.nsIPermission);
+      if (permission.type == "desktop-notification") {
+        return true;
+      }
+    }
+    return false;
+  },
+
+  _notifyNotificationsUpgrade: function() {
+    if (!this._hasExistingNotificationPermission()) {
+      return;
+    }
+    function clickCallback(subject, topic, data) {
+      if (topic != "alertclickcallback") {
+        return;
+      }
+      let win = RecentWindow.getMostRecentBrowserWindow();
+      win.openUILinkIn(data, "tab");
+    }
+    // Show the application icon for XUL notifications. We assume system-level
+    // notifications will include their own icon.
+    let imageURL = this._hasSystemAlertsService() ? "" :
+                   "chrome://branding/content/about-logo.png";
+    let title = gBrowserBundle.GetStringFromName("webNotifications.upgradeTitle");
+    let text = gBrowserBundle.GetStringFromName("webNotifications.upgradeBody");
+    let url = Services.urlFormatter.formatURLPref("browser.push.warning.infoURL");
+
+    try {
+      AlertsService.showAlertNotification(imageURL, title, text,
+                                          true, url, clickCallback);
+    } catch(e) {
+      Cu.reportError(e);
+    }
+  },
+
+  _openPermissions: function(aPrincipal) {
+    var win = this.getMostRecentBrowserWindow();
+    var url = "about:permissions";
+    try {
+      url = url + "?filter=" + aPrincipal.URI.host;
+    } catch(e) {}
+    win.openUILinkIn(url, "tab");
+  },
+
+  _hasSystemAlertsService: function() {
+    try {
+      return !!Cc["@mozilla.org/system-alerts-service;1"].getService(
+        Ci.nsIAlertsService);
+    } catch(e) {}
+    return false;
+  },
+
+  _getPersist: function(aSource, aProperty) {
+    var target = this._dataSource.GetTarget(aSource, aProperty, true);
+    if (target instanceof Ci.nsIRDFLiteral) {
+      return target.Value;
+    }
+    return null;
+  },
+
+  _setPersist: function(aSource, aProperty, aTarget) {
+    this._dirty = true;
+    try {
+      var oldTarget = this._dataSource.GetTarget(aSource, aProperty, true);
+      if (oldTarget) {
+        if (aTarget) {
+          this._dataSource.Change(aSource, aProperty, oldTarget, this._rdf.GetLiteral(aTarget));
+        } else {
+          this._dataSource.Unassert(aSource, aProperty, oldTarget);
+        }
+      } else {
+        this._dataSource.Assert(aSource, aProperty, this._rdf.GetLiteral(aTarget), true);
+      }
+
+      // Add the entry to the persisted set for this document if it's not there.
+      // This code is mostly borrowed from XULDocument::Persist.
+      let docURL = aSource.ValueUTF8.split("#")[0];
+      let docResource = this._rdf.GetResource(docURL);
+      let persistResource = this._rdf.GetResource("http://home.netscape.com/NC-rdf#persist");
+      if (!this._dataSource.HasAssertion(docResource, persistResource, aSource, true)) {
+        this._dataSource.Assert(docResource, persistResource, aSource, true);
+      }
+    } catch(ex) {}
+  },
+
+  // ------------------------------
+  // public nsIBrowserGlue members
+  // ------------------------------
+
+  sanitize: function(aParentWindow) {
+    this._sanitizer.sanitize(aParentWindow);
+  },
+
+  ensurePlacesDefaultQueriesInitialized:
+  function() {
+    // This is actual version of the smart bookmarks, must be increased every
+    // time smart bookmarks change.
+    // When adding a new smart bookmark below, its newInVersion property must
+    // be set to the version it has been added in, we will compare its value
+    // to users' smartBookmarksVersion and add new smart bookmarks without
+    // recreating old deleted ones.
+    const SMART_BOOKMARKS_VERSION = 4;
+    const SMART_BOOKMARKS_ANNO = "Places/SmartBookmark";
+    const SMART_BOOKMARKS_PREF = "browser.places.smartBookmarksVersion";
+    const SMART_BOOKMARKS_MAX_PREF = "browser.places.smartBookmarks.max";
+    const SMART_BOOKMARKS_OLDMAX_PREF = "browser.places.smartBookmarks.old-max";
+
+    const MAX_RESULTS = Services.prefs.getIntPref(SMART_BOOKMARKS_MAX_PREF, 10);
+    let OLD_MAX_RESULTS = Services.prefs.getIntPref(SMART_BOOKMARKS_OLDMAX_PREF, 10);
+
+    // Get current smart bookmarks version.  If not set, create them.
+    let smartBookmarksCurrentVersion = Services.prefs.getIntPref(SMART_BOOKMARKS_PREF, 0);
+
+    // If version is current and max hasn't changed or smart bookmarks are disabled, just bail out.
+    if (smartBookmarksCurrentVersion == -1 ||
+        (smartBookmarksCurrentVersion >= SMART_BOOKMARKS_VERSION &&
+         OLD_MAX_RESULTS == MAX_RESULTS)) {
+      return;
+    }
+    
+    // We're going to recreate the smart bookmarks and set the current max, so store it.
+    if (Services.prefs.prefHasUserValue(SMART_BOOKMARKS_MAX_PREF)) {
+      Services.prefs.setIntPref(SMART_BOOKMARKS_OLDMAX_PREF, MAX_RESULTS);
+    } else {
+      // The max value is default, no need to track the temp value.
+      Services.prefs.clearUserPref(SMART_BOOKMARKS_OLDMAX_PREF);
+    }
+
+    let batch = {
+      runBatched: function() {
+        let menuIndex = 0;
+        let toolbarIndex = 0;
+        let bundle = Services.strings.createBundle("chrome://browser/locale/places/places.properties");
+
+        let smartBookmarks = {
+          MostVisited: {
+            title: bundle.GetStringFromName("mostVisitedTitle"),
+            uri: NetUtil.newURI("place:sort=" +
+                                Ci.nsINavHistoryQueryOptions.SORT_BY_VISITCOUNT_DESCENDING +
+                                "&maxResults=" + MAX_RESULTS),
+            parent: PlacesUtils.toolbarFolderId,
+            position: toolbarIndex++,
+            newInVersion: 1
+          },
+          RecentlyBookmarked: {
+            title: bundle.GetStringFromName("recentlyBookmarkedTitle"),
+            uri: NetUtil.newURI("place:folder=BOOKMARKS_MENU" +
+                                "&folder=UNFILED_BOOKMARKS" +
+                                "&folder=TOOLBAR" +
+                                "&queryType=" +
+                                Ci.nsINavHistoryQueryOptions.QUERY_TYPE_BOOKMARKS +
+                                "&sort=" +
+                                Ci.nsINavHistoryQueryOptions.SORT_BY_DATEADDED_DESCENDING +
+                                "&maxResults=" + MAX_RESULTS +
+                                "&excludeQueries=1"),
+            parent: PlacesUtils.bookmarksMenuFolderId,
+            position: menuIndex++,
+            newInVersion: 1
+          },
+          RecentTags: {
+            title: bundle.GetStringFromName("recentTagsTitle"),
+            uri: NetUtil.newURI("place:"+
+                                "type=" +
+                                Ci.nsINavHistoryQueryOptions.RESULTS_AS_TAG_QUERY +
+                                "&sort=" +
+                                Ci.nsINavHistoryQueryOptions.SORT_BY_LASTMODIFIED_DESCENDING +
+                                "&maxResults=" + MAX_RESULTS),
+            parent: PlacesUtils.bookmarksMenuFolderId,
+            position: menuIndex++,
+            newInVersion: 1
+          }
+        };
+
+        // Set current itemId, parent and position if Smart Bookmark exists,
+        // we will use these informations to create the new version at the same
+        // position.
+        let smartBookmarkItemIds = PlacesUtils.annotations.getItemsWithAnnotation(SMART_BOOKMARKS_ANNO);
+        smartBookmarkItemIds.forEach(function(itemId) {
+          let queryId = PlacesUtils.annotations.getItemAnnotation(itemId, SMART_BOOKMARKS_ANNO);
+          if (queryId in smartBookmarks) {
+            let smartBookmark = smartBookmarks[queryId];
+            smartBookmark.itemId = itemId;
+            smartBookmark.parent = PlacesUtils.bookmarks.getFolderIdForItem(itemId);
+            smartBookmark.position = PlacesUtils.bookmarks.getItemIndex(itemId);
+          } else {
+            // We don't remove old Smart Bookmarks because the user could still
+            // find them useful, or could have personalized them.
+            // Instead we remove the Smart Bookmark annotation.
+            PlacesUtils.annotations.removeItemAnnotation(itemId, SMART_BOOKMARKS_ANNO);
+          }
+        });
+
+        for (let queryId in smartBookmarks) {
+          let smartBookmark = smartBookmarks[queryId];
+
+          // We update or create only changed or new smart bookmarks.
+          // Also we respect user choices, so we won't try to create a smart
+          // bookmark if it has been removed.
+          if (smartBookmarksCurrentVersion > 0 &&
+              smartBookmark.newInVersion <= smartBookmarksCurrentVersion &&
+              !smartBookmark.itemId) {
+            continue;
+          }
+
+          // Remove old version of the smart bookmark if it exists, since it
+          // will be replaced in place.
+          if (smartBookmark.itemId) {
+            PlacesUtils.bookmarks.removeItem(smartBookmark.itemId);
+          }
+
+          // Create the new smart bookmark and store its updated itemId.
+          smartBookmark.itemId =
+            PlacesUtils.bookmarks.insertBookmark(smartBookmark.parent,
+                                                 smartBookmark.uri,
+                                                 smartBookmark.position,
+                                                 smartBookmark.title);
+          PlacesUtils.annotations.setItemAnnotation(smartBookmark.itemId,
+                                                    SMART_BOOKMARKS_ANNO,
+                                                    queryId, 0,
+                                                    PlacesUtils.annotations.EXPIRE_NEVER);
+        }
+
+        // If we are creating all Smart Bookmarks from ground up, add a
+        // separator below them in the bookmarks menu.
+        if (smartBookmarksCurrentVersion == 0 &&
+            smartBookmarkItemIds.length == 0) {
+          let id = PlacesUtils.bookmarks.getIdForItemAt(PlacesUtils.bookmarksMenuFolderId,
+                                                        menuIndex);
+          // Don't add a separator if the menu was empty or there is one already.
+          if (id != -1 &&
+              PlacesUtils.bookmarks.getItemType(id) != PlacesUtils.bookmarks.TYPE_SEPARATOR) {
+            PlacesUtils.bookmarks.insertSeparator(PlacesUtils.bookmarksMenuFolderId,
+                                                  menuIndex);
+          }
+        }
+      }
+    };
+
+    try {
+      PlacesUtils.bookmarks.runInBatchMode(batch, null);
+    } catch(ex) {
+      Components.utils.reportError(ex);
+    } finally {
+      Services.prefs.setIntPref(SMART_BOOKMARKS_PREF, SMART_BOOKMARKS_VERSION);
+      Services.prefs.savePrefFile(null);
+    }
+  },
+
+  // this returns the most recent non-popup browser window
+  getMostRecentBrowserWindow: function() {
+    return RecentWindow.getMostRecentBrowserWindow();
+  },
+
+#ifdef MOZ_SERVICES_SYNC
+  /**
+   * Called as an observer when Sync's "display URI" notification is fired.
+   *
+   * We open the received URI in a background tab.
+   *
+   * Eventually, this will likely be replaced by a more robust tab syncing
+   * feature. This functionality is considered somewhat evil by UX because it
+   * opens a new tab automatically without any prompting. However, it is a
+   * lesser evil than sending a tab to a specific device (from e.g. Fennec)
+   * and having nothing happen on the receiving end.
+   */
+  _onDisplaySyncURI: function(data) {
+    try {
+      let tabbrowser = RecentWindow.getMostRecentBrowserWindow({private: false}).gBrowser;
+
+      // The payload is wrapped weirdly because of how Sync does notifications.
+      tabbrowser.addTab(data.wrappedJSObject.object.uri);
+    } catch(ex) {
+      Cu.reportError("Error displaying tab received by Sync: " + ex);
+    }
+  },
+#endif
+
+  // for XPCOM
+  classID:          Components.ID("{eab9012e-5f74-4cbc-b2b5-a590235513cc}"),
+
+  QueryInterface: XPCOMUtils.generateQI([Ci.nsIObserver,
+                                         Ci.nsISupportsWeakReference,
+                                         Ci.nsIBrowserGlue]),
+
+  // redefine the default factory for XPCOMUtils
+  _xpcom_factory: BrowserGlueServiceFactory,
+}
+
+function ContentPermissionPrompt() {}
+ContentPermissionPrompt.prototype = {
+  classID:          Components.ID("{d8903bf6-68d5-4e97-bcd1-e4d3012f721a}"),
+
+  QueryInterface: XPCOMUtils.generateQI([Ci.nsIContentPermissionPrompt]),
+
+  _getChromeWindow: function(aWindow) {
+    var chromeWin = aWindow
+      .QueryInterface(Ci.nsIInterfaceRequestor)
+      .getInterface(Ci.nsIWebNavigation)
+      .QueryInterface(Ci.nsIDocShellTreeItem)
+      .rootTreeItem
+      .QueryInterface(Ci.nsIInterfaceRequestor)
+      .getInterface(Ci.nsIDOMWindow)
+      .QueryInterface(Ci.nsIDOMChromeWindow);
+    return chromeWin;
+  },
+
+  _getBrowserForRequest: function(aRequest) {
+    let requestingWindow = aRequest.window.top;
+    // find the requesting browser or iframe
+    let browser = requestingWindow.QueryInterface(Ci.nsIInterfaceRequestor)
+                                  .getInterface(Ci.nsIWebNavigation)
+                                  .QueryInterface(Ci.nsIDocShell)
+                                  .chromeEventHandler;
+    return browser;
+  },
+
+  /**
+   * Show a permission prompt.
+   *
+   * @param aRequest               The permission request.
+   * @param aMessage               The message to display on the prompt.
+   * @param aPermission            The type of permission to prompt.
+   * @param aActions               An array of actions of the form:
+   *                               [main action, secondary actions, ...]
+   *                               Actions are of the form { stringId, action, expireType, callback }
+   *                               Permission is granted if action is null or ALLOW_ACTION.
+   * @param aNotificationId        The id of the PopupNotification.
+   * @param aAnchorId              The id for the PopupNotification anchor.
+   * @param aOptions               Options for the PopupNotification
+   */
+  _showPrompt: function(aRequest, aMessage, aPermission, aActions,
+                        aNotificationId, aAnchorId, aOptions) {
+    function onFullScreen() {
+      popup.remove();
+    }
+
+    var requestingWindow = aRequest.window.top;
+    var chromeWin = this._getChromeWindow(requestingWindow).wrappedJSObject;
+    var browser = chromeWin.gBrowser.getBrowserForDocument(requestingWindow.document);
+    if (!browser) {
+      // find the requesting browser or iframe
+      browser = requestingWindow.QueryInterface(Ci.nsIInterfaceRequestor)
+                                  .getInterface(Ci.nsIWebNavigation)
+                                  .QueryInterface(Ci.nsIDocShell)
+                                  .chromeEventHandler;
+    }
+    var requestPrincipal = aRequest.principal;
+
+    // Transform the prompt actions into PopupNotification actions.
+    var popupNotificationActions = [];
+    for (var i = 0; i < aActions.length; i++) {
+      let promptAction = aActions[i];
+
+      // Don't offer action in PB mode if the action remembers permission for more than a session.
+      if (PrivateBrowsingUtils.isWindowPrivate(chromeWin) &&
+          promptAction.expireType != Ci.nsIPermissionManager.EXPIRE_SESSION &&
+          promptAction.action) {
+        continue;
+      }
+
+      var action = {
+        label: gBrowserBundle.GetStringFromName(promptAction.stringId),
+        accessKey: gBrowserBundle.GetStringFromName(promptAction.stringId + ".accesskey"),
+        callback: function() {
+          if (promptAction.callback) {
+            promptAction.callback();
+          }
+
+          // Remember permissions.
+          if (promptAction.action) {
+            Services.perms.addFromPrincipal(requestPrincipal, aPermission,
+                                            promptAction.action, promptAction.expireType);
+          }
+
+          // Grant permission if action is null or ALLOW_ACTION.
+          if (!promptAction.action || promptAction.action == Ci.nsIPermissionManager.ALLOW_ACTION) {
+            aRequest.allow();
+          } else {
+            aRequest.cancel();
+          }
+        },
+      };
+
+      popupNotificationActions.push(action);
+    }
+
+    var mainAction = popupNotificationActions.length ?
+                       popupNotificationActions[0] : null;
+    var secondaryActions = popupNotificationActions.splice(1);
+
+    if (aRequest.type == "pointerLock") {
+      // If there's no mainAction, this is the autoAllow warning prompt.
+      let autoAllow = !mainAction;
+
+      if (!aOptions) {
+        aOptions = {};
+      }
+
+      aOptions.removeOnDismissal = autoAllow;
+      aOptions.eventCallback = type => {
+        if (type == "removed") {
+          browser.removeEventListener("mozfullscreenchange", onFullScreen, true);
+          if (autoAllow) {
+            aRequest.allow();
+          }
+        }
+      }
+
+    }
+
+    var popup = chromeWin.PopupNotifications.show(browser, aNotificationId, aMessage, aAnchorId,
+                                                  mainAction, secondaryActions, aOptions);
+    if (aRequest.type == "pointerLock") {
+      // pointerLock is automatically allowed in fullscreen mode (and revoked
+      // upon exit), so if the page enters fullscreen mode after requesting
+      // pointerLock (but before the user has granted permission), we should
+      // remove the now-impotent notification.
+      browser.addEventListener("mozfullscreenchange", onFullScreen, true);
+    }
+  },
+
+  _promptGeo : function(aRequest) {
+    var requestingURI = aRequest.principal.URI;
+
+    var message;
+
+    // Share location action.
+    var actions = [{ stringId: "geolocation.shareLocation",
+                     action: null,
+                     expireType: null,
+                     callback: function() {
+                       // Telemetry stub (left here for safety and compatibility reasons)
+                     }
+                  }];
+
+    if (requestingURI.schemeIs("file")) {
+      message = gBrowserBundle.formatStringFromName("geolocation.shareWithFile",
+                                                    [requestingURI.path], 1);
+    } else {
+      message = gBrowserBundle.formatStringFromName("geolocation.shareWithSite",
+                                                    [requestingURI.host], 1);
+      // Always share location action.
+      actions.push({
+        stringId: "geolocation.alwaysShareLocation",
+        action: Ci.nsIPermissionManager.ALLOW_ACTION,
+        expireType: null,
+        callback: function() {
+          // Telemetry stub (left here for safety and compatibility reasons)
+        }
+      });
+
+      // Never share location action.
+      actions.push({
+        stringId: "geolocation.neverShareLocation",
+        action: Ci.nsIPermissionManager.DENY_ACTION,
+        expireType: null,
+        callback: function() {
+          // Telemetry stub (left here for safety and compatibility reasons)
+        }
+      });
+    }
+
+    var options = { learnMoreURL: Services.urlFormatter.formatURLPref("browser.geolocation.warning.infoURL") };
+
+    this._showPrompt(aRequest, message, "geo", actions, "geolocation",
+                     "geo-notification-icon", options);
+  },
+
+  _promptWebNotifications : function(aRequest) {
+    var requestingURI = aRequest.principal.URI;
+
+    var message = gBrowserBundle.formatStringFromName("webNotifications.showFromSite",
+                                                      [requestingURI.host], 1);
+
+    var actions;
+
+    var browser = this._getBrowserForRequest(aRequest);
+    // Only show "allow for session" in PB mode, we don't
+    // support "allow for session" in non-PB mode.
+    if (PrivateBrowsingUtils.isBrowserPrivate(browser)) {
+      actions = [
+        {
+          stringId: "webNotifications.showForSession",
+          action: Ci.nsIPermissionManager.ALLOW_ACTION,
+          expireType: Ci.nsIPermissionManager.EXPIRE_SESSION,
+          callback: function() {},
+        }
+      ];
+    } else {
+      actions = [
+        {
+          stringId: "webNotifications.showForSession",
+          action: Ci.nsIPermissionManager.ALLOW_ACTION,
+          expireType: Ci.nsIPermissionManager.EXPIRE_SESSION,
+          callback: function() {},
+        },
+        {
+          stringId: "webNotifications.alwaysShow",
+          action: Ci.nsIPermissionManager.ALLOW_ACTION,
+          expireType: null,
+          callback: function() {},
+        },
+        {
+          stringId: "webNotifications.neverShow",
+          action: Ci.nsIPermissionManager.DENY_ACTION,
+          expireType: null,
+          callback: function() {},
+        }
+      ];
+    }
+    var options = {
+      learnMoreURL: Services.urlFormatter.formatURLPref("browser.push.warning.infoURL"),
+    };
+
+    this._showPrompt(aRequest, message, "desktop-notification", actions,
+                     "web-notifications",
+                     "web-notifications-notification-icon", options);
+  },
+
+  _promptPointerLock: function(aRequest, autoAllow) {
+    let requestingURI = aRequest.principal.URI;
+
+    let originString = requestingURI.schemeIs("file") ? requestingURI.path : requestingURI.host;
+    let message = gBrowserBundle.formatStringFromName(autoAllow ?
+                                 "pointerLock.autoLock.title2" : "pointerLock.title2",
+                                 [originString], 1);
+    // If this is an autoAllow info prompt, offer no actions.
+    // _showPrompt() will allow the request when it's dismissed.
+    let actions = [];
+    if (!autoAllow) {
+      actions = [
+        {
+          stringId: "pointerLock.allow2",
+          action: null,
+          expireType: null,
+          callback: function() {},
+        },
+        {
+          stringId: "pointerLock.alwaysAllow",
+          action: Ci.nsIPermissionManager.ALLOW_ACTION,
+          expireType: null,
+          callback: function() {},
+        },
+        {
+          stringId: "pointerLock.neverAllow",
+          action: Ci.nsIPermissionManager.DENY_ACTION,
+          expireType: null,
+          callback: function() {},
+        }
+      ];
+    }
+
+    this._showPrompt(aRequest, message, "pointerLock", actions, "pointerLock",
+                     "pointerLock-notification-icon", null);
+  },
+
+  prompt: function(request) {
+    // Only allow exactly one permission rquest here.
+    let types = request.types.QueryInterface(Ci.nsIArray);
+    if (types.length != 1) {
+      request.cancel();
+      return;
+    }
+    let perm = types.queryElementAt(0, Ci.nsIContentPermissionType);
+    
+    const kFeatureKeys = { "geolocation" : "geo",
+                           "desktop-notification" : "desktop-notification",
+                           "pointerLock" : "pointerLock",
+                         };
+
+    // Make sure that we support the request.
+    if (!(perm.type in kFeatureKeys)) {
+        return;
+    }
+
+    var requestingPrincipal = request.principal;
+    var requestingURI = requestingPrincipal.URI;
+
+    // Ignore requests from non-nsIStandardURLs
+    if (!(requestingURI instanceof Ci.nsIStandardURL))
+      return;
+
+    var autoAllow = false;
+    var permissionKey = kFeatureKeys[perm.type];
+    var result = Services.perms.testExactPermissionFromPrincipal(requestingPrincipal, permissionKey);
+
+    if (result == Ci.nsIPermissionManager.DENY_ACTION) {
+      request.cancel();
+      return;
+    }
+
+    if (result == Ci.nsIPermissionManager.ALLOW_ACTION) {
+      autoAllow = true;
+      // For pointerLock, we still want to show a warning prompt.
+      if (request.type != "pointerLock") {
+        request.allow();
+        return;
+      }
+    }
+
+    // Show the prompt.
+    switch (perm.type) {
+      case "geolocation":
+        this._promptGeo(request);
+        break;
+      case "desktop-notification":
+        this._promptWebNotifications(request);
+        break;
+      case "pointerLock":
+        this._promptPointerLock(request, autoAllow);
+        break;
+    }
+  }
+}; // ContentPermissionPrompt
+
+var components = [BrowserGlue, ContentPermissionPrompt];
+this.NSGetFactory = XPCOMUtils.generateNSGetFactory(components);