move browser to webbrowser/

1 files changed, 0 insertions, 901 deletions

diff --git a/base/content/utilityOverlay.js b/base/content/utilityOverlay.js
deleted file mode 100644
index 1d284ba..0000000
--- a/base/content/utilityOverlay.js
+++ /dev/null
@@ -1,901 +0,0 @@
-# -*- Mode: javascript; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
-# 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/.
-
-// Services = object with smart getters for common XPCOM services
-Components.utils.import("resource://gre/modules/Services.jsm");
-Components.utils.import("resource://gre/modules/XPCOMUtils.jsm");
-Components.utils.import("resource://gre/modules/PrivateBrowsingUtils.jsm");
-Components.utils.import("resource:///modules/RecentWindow.jsm");
-
-XPCOMUtils.defineLazyModuleGetter(this, "ShellService",
-                                  "resource:///modules/ShellService.jsm");
-
-XPCOMUtils.defineLazyModuleGetter(this, "Deprecated",
-                                  "resource://gre/modules/Deprecated.jsm");
-
-XPCOMUtils.defineLazyGetter(this, "BROWSER_NEW_TAB_URL", function () {
-  const PREF = "browser.newtab.url";
-
-  function getNewTabPageURL() {
-    if (!Services.prefs.prefHasUserValue(PREF)) {
-      if (PrivateBrowsingUtils.isWindowPrivate(window) &&
-          !PrivateBrowsingUtils.permanentPrivateBrowsing)
-        return "about:privatebrowsing";
-    }
-    return Services.prefs.getCharPref(PREF) || "about:blank";
-  }
-
-  function update() {
-    BROWSER_NEW_TAB_URL = getNewTabPageURL();
-  }
-
-  Services.prefs.addObserver(PREF, update, false);
-
-  addEventListener("unload", function onUnload() {
-    removeEventListener("unload", onUnload);
-    Services.prefs.removeObserver(PREF, update);
-  });
-
-  return getNewTabPageURL();
-});
-
-var TAB_DROP_TYPE = "application/x-moz-tabbrowser-tab";
-
-var gBidiUI = false;
-
-/**
- * Determines whether the given url is considered a special URL for new tabs.
- */
-function isBlankPageURL(aURL) {
-  // Pale Moon: Only make "about:blank", the logopage, or "about:newtab" be 
-  // a "blank page" to fix focus issues. 
-  // Original code: return aURL == "about:blank" || aURL == BROWSER_NEW_TAB_URL;
-  return aURL == "about:blank" || aURL == "about:newtab" || aURL == "about:logopage";
-}
-
-function getBrowserURL()
-{
-  return "chrome://browser/content/browser.xul";
-}
-
-function getBoolPref(pref, defaultValue) {
-  Deprecated.warning("getBoolPref is deprecated and will be removed in a future release. " +
-                     "You should use Services.pref.getBoolPref (Services.jsm).",
-                     "https://github.com/MoonchildProductions/UXP/issues/989");
-  return Services.prefs.getBoolPref(pref, defaultValue);
-}
-
-
-function getTopWin(skipPopups) {
-  // If this is called in a browser window, use that window regardless of
-  // whether it's the frontmost window, since commands can be executed in
-  // background windows (bug 626148).
-  if (top.document.documentElement.getAttribute("windowtype") == "navigator:browser" &&
-      (!skipPopups || top.toolbar.visible))
-    return top;
-
-  let isPrivate = PrivateBrowsingUtils.isWindowPrivate(window);
-  return RecentWindow.getMostRecentBrowserWindow({private: isPrivate,
-                                                  allowPopups: !skipPopups});
-}
-
-function openTopWin(url) {
-  /* deprecated */
-  openUILinkIn(url, "current");
-}
-
-/* openUILink handles clicks on UI elements that cause URLs to load.
- *
- * As the third argument, you may pass an object with the same properties as
- * accepted by openUILinkIn, plus "ignoreButton" and "ignoreAlt".
- */
-function openUILink(url, event, aIgnoreButton, aIgnoreAlt, aAllowThirdPartyFixup,
-                    aPostData, aReferrerURI) {
-  let params;
-
-  if (aIgnoreButton && typeof aIgnoreButton == "object") {
-    params = aIgnoreButton;
-
-    // don't forward "ignoreButton" and "ignoreAlt" to openUILinkIn
-    aIgnoreButton = params.ignoreButton;
-    aIgnoreAlt = params.ignoreAlt;
-    delete params.ignoreButton;
-    delete params.ignoreAlt;
-  } else {
-    params = {
-      allowThirdPartyFixup: aAllowThirdPartyFixup,
-      postData: aPostData,
-      referrerURI: aReferrerURI,
-      referrerPolicy: Components.interfaces.nsIHttpChannel.REFERRER_POLICY_DEFAULT,
-      initiatingDoc: event ? event.target.ownerDocument : null,
-    };
-  }
-
-  let where = whereToOpenLink(event, aIgnoreButton, aIgnoreAlt);
-  openUILinkIn(url, where, params);
-}
-
-
-/* whereToOpenLink() looks at an event to decide where to open a link.
- *
- * The event may be a mouse event (click, double-click, middle-click) or keypress event (enter).
- *
- * On Windows, the modifiers are:
- * Ctrl        new tab, selected
- * Shift       new window
- * Ctrl+Shift  new tab, in background
- * Alt         save
- *
- * Middle-clicking is the same as Ctrl+clicking (it opens a new tab).
- *
- * Exceptions: 
- * - Alt is ignored for menu items selected using the keyboard so you don't accidentally save stuff.  
- *    (Currently, the Alt isn't sent here at all for menu items, but that will change in bug 126189.)
- * - Alt is hard to use in context menus, because pressing Alt closes the menu.
- * - Alt can't be used on the bookmarks toolbar because Alt is used for "treat this as something draggable".
- * - The button is ignored for the middle-click-paste-URL feature, since it's always a middle-click.
- */
-function whereToOpenLink( e, ignoreButton, ignoreAlt )
-{
-  // This method must treat a null event like a left click without modifier keys (i.e.
-  // e = { shiftKey:false, ctrlKey:false, metaKey:false, altKey:false, button:0 })
-  // for compatibility purposes.
-  if (!e)
-    return "current";
-
-  var shift = e.shiftKey;
-  var ctrl =  e.ctrlKey;
-  var meta =  e.metaKey;
-  var alt  =  e.altKey && !ignoreAlt;
-
-  // ignoreButton allows "middle-click paste" to use function without always opening in a new window.
-  var middle = !ignoreButton && e.button == 1;
-  var middleUsesTabs = Services.prefs.getBoolPref("browser.tabs.opentabfor.middleclick", true);
-
-  // Don't do anything special with right-mouse clicks.  They're probably clicks on context menu items.
-
-#ifdef XP_MACOSX
-  if (meta || (middle && middleUsesTabs))
-#else
-  if (ctrl || (middle && middleUsesTabs))
-#endif
-    return shift ? "tabshifted" : "tab";
-
-  if (alt && Services.prefs.getBoolPref("browser.altClickSave", false))
-    return "save";
-
-  if (shift || (middle && !middleUsesTabs))
-    return "window";
-
-  return "current";
-}
-
-/* openUILinkIn opens a URL in a place specified by the parameter |where|.
- *
- * |where| can be:
- *  "current"     current tab            (if there aren't any browser windows, then in a new window instead)
- *  "tab"         new tab                (if there aren't any browser windows, then in a new window instead)
- *  "tabshifted"  same as "tab" but in background if default is to select new tabs, and vice versa
- *  "window"      new window
- *  "save"        save to disk (with no filename hint!)
- *
- * aAllowThirdPartyFixup controls whether third party services such as Google's
- * I Feel Lucky are allowed to interpret this URL. This parameter may be
- * undefined, which is treated as false.
- *
- * Instead of aAllowThirdPartyFixup, you may also pass an object with any of
- * these properties:
- *   allowThirdPartyFixup (boolean)
- *   postData             (nsIInputStream)
- *   referrerURI          (nsIURI)
- *   relatedToCurrent     (boolean)
- */
-function openUILinkIn(url, where, aAllowThirdPartyFixup, aPostData, aReferrerURI) {
-  var params;
-
-  if (arguments.length == 3 && typeof arguments[2] == "object") {
-    params = aAllowThirdPartyFixup;
-  } else {
-    params = {
-      allowThirdPartyFixup: aAllowThirdPartyFixup,
-      postData: aPostData,
-      referrerURI: aReferrerURI,
-      referrerPolicy: Components.interfaces.nsIHttpChannel.REFERRER_POLICY_DEFAULT,
-    };
-  }
-
-  params.fromChrome = true;
-
-  openLinkIn(url, where, params);
-}
-
-/* eslint-disable complexity */
-function openLinkIn(url, where, params) {
-  if (!where || !url)
-    return;
-  const Cc = Components.classes;
-  const Ci = Components.interfaces;
-
-  var aFromChrome           = params.fromChrome;
-  var aAllowThirdPartyFixup = params.allowThirdPartyFixup;
-  var aPostData             = params.postData;
-  var aCharset              = params.charset;
-  var aReferrerURI          = params.referrerURI;
-  var aReferrerPolicy       = ('referrerPolicy' in params ?
-      params.referrerPolicy : Ci.nsIHttpChannel.REFERRER_POLICY_DEFAULT);
-  var aRelatedToCurrent     = params.relatedToCurrent;
-  var aForceAllowDataURI    = params.forceAllowDataURI;
-  var aInBackground         = params.inBackground;
-  var aDisallowInheritPrincipal = params.disallowInheritPrincipal;
-  var aInitiatingDoc        = params.initiatingDoc;
-  var aIsPrivate            = params.private;
-  var aPrincipal            = params.originPrincipal;
-  var aTriggeringPrincipal  = params.triggeringPrincipal;
-  var aForceAboutBlankViewerInCurrent =
-      params.forceAboutBlankViewerInCurrent;
-  var sendReferrerURI       = true;
-
-  if (where == "save") {
-    if (!aInitiatingDoc) {
-      Components.utils.reportError("openUILink/openLinkIn was called with " +
-        "where == 'save' but without initiatingDoc.  See bug 814264.");
-      return;
-    }
-    // TODO(1073187): propagate referrerPolicy.
-    saveURL(url, null, null, true, null, aReferrerURI, aInitiatingDoc);
-    return;
-  }
-
-  var w = getTopWin();
-  if ((where == "tab" || where == "tabshifted") &&
-      w && !w.toolbar.visible) {
-    w = getTopWin(true);
-    aRelatedToCurrent = false;
-  }
-
-  // We can only do this after we're sure of what |w| will be the rest of this function.
-  // Note that if |w| is null we might have no current browser (we'll open a new window).
-  var aCurrentBrowser = params.currentBrowser || (w && w.gBrowser.selectedBrowser);
-  
-  // Teach the principal about the right OA to use, e.g. in case when
-  // opening a link in a new private window.
-  // Please note we do not have to do that for SystemPrincipals and we
-  // can not do it for NullPrincipals since NullPrincipals are only
-  // identical if they actually are the same object (See Bug: 1346759)
-  function useOAForPrincipal(principal) {
-    if (principal && principal.isCodebasePrincipal) {
-      let attrs = {
-        privateBrowsingId: aIsPrivate || (w && PrivateBrowsingUtils.isWindowPrivate(w)),
-      };
-      return Services.scriptSecurityManager.createCodebasePrincipal(principal.URI, attrs);
-    }
-    return principal;
-  }
-  aPrincipal = useOAForPrincipal(aPrincipal);
-  aTriggeringPrincipal = useOAForPrincipal(aTriggeringPrincipal);
-
-  if (!w || where == "window") {
-    // This propagates to window.arguments.
-    // Strip referrer data when opening a new private window, to prevent
-    // regular browsing data from leaking into it.
-    if (aIsPrivate) {
-      sendReferrerURI = false;
-    }
-    
-    var sa = Cc["@mozilla.org/supports-array;1"].
-             createInstance(Ci.nsISupportsArray);
-
-    var wuri = Cc["@mozilla.org/supports-string;1"].
-               createInstance(Ci.nsISupportsString);
-    wuri.data = url;
-
-    let charset = null;
-    if (aCharset) {
-      charset = Cc["@mozilla.org/supports-string;1"]
-                  .createInstance(Ci.nsISupportsString);
-      charset.data = "charset=" + aCharset;
-    }
-
-    var allowThirdPartyFixupSupports = Cc["@mozilla.org/supports-PRBool;1"].
-                                       createInstance(Ci.nsISupportsPRBool);
-    allowThirdPartyFixupSupports.data = aAllowThirdPartyFixup;
-
-    var referrerURISupports = null;
-    if (aReferrerURI && sendReferrerURI) {
-      referrerURISupports = Cc["@mozilla.org/supports-string;1"].
-                            createInstance(Ci.nsISupportsString);
-      referrerURISupports.data = aReferrerURI.spec;
-    }
-
-    var referrerPolicySupports = Cc["@mozilla.org/supports-PRUint32;1"].
-                                 createInstance(Ci.nsISupportsPRUint32);
-    referrerPolicySupports.data = aReferrerPolicy;
-
-    sa.AppendElement(wuri);
-    sa.AppendElement(charset);
-    sa.AppendElement(referrerURISupports);
-    sa.AppendElement(aPostData);
-    sa.AppendElement(allowThirdPartyFixupSupports);
-    sa.AppendElement(referrerPolicySupports);
-    sa.AppendElement(aPrincipal);
-    sa.AppendElement(aTriggeringPrincipal);
-
-    let features = "chrome,dialog=no,all";
-    if (aIsPrivate) {
-      features += ",private";
-    }
-
-    Services.ww.openWindow(w || window, getBrowserURL(), null, features, sa);
-    return;
-  }
-
-  let loadInBackground = where == "current" ? false : aInBackground;
-  if (loadInBackground == null) {
-    loadInBackground = aFromChrome ?
-                         false :
-                         Services.prefs.getBoolPref("browser.tabs.loadInBackground");
-  }
-
-  let uriObj;
-  if (where == "current") {
-    try {
-      uriObj = Services.io.newURI(url, null, null);
-    } catch (e) {}
-  }
-
-  if (where == "current" && w.gBrowser.selectedTab.pinned) {
-    try {
-      // nsIURI.host can throw for non-nsStandardURL nsIURIs.
-      if (!uriObj || !uriObj.schemeIs("javascript") &&
-          w.gBrowser.currentURI.host != uriObj.host) {
-        where = "tab";
-        loadInBackground = false;
-      }
-    } catch (err) {
-      where = "tab";
-      loadInBackground = false;
-    }
-  }
-
-  // Raise the target window before loading the URI, since loading it may
-  // result in a new frontmost window (e.g. "javascript:window.open('');").
-  w.focus();
-
-  let browserUsedForLoad = null;
-  switch (where) {
-  case "current":
-    let flags = Ci.nsIWebNavigation.LOAD_FLAGS_NONE;
-    if (aAllowThirdPartyFixup) {
-      flags |= Ci.nsIWebNavigation.LOAD_FLAGS_ALLOW_THIRD_PARTY_FIXUP;
-      flags |= Ci.nsIWebNavigation.LOAD_FLAGS_FIXUP_SCHEME_TYPOS;
-    }
-    if (aDisallowInheritPrincipal)
-      flags |= Ci.nsIWebNavigation.LOAD_FLAGS_DISALLOW_INHERIT_PRINCIPAL;
-    if (aForceAllowDataURI) {
-      flags |= Ci.nsIWebNavigation.LOAD_FLAGS_FORCE_ALLOW_DATA_URI;
-    }
-    let {URI_INHERITS_SECURITY_CONTEXT} = Ci.nsIProtocolHandler;
-    if (aForceAboutBlankViewerInCurrent &&
-        (!uriObj ||
-         (Services.io.getProtocolFlags(uriObj.scheme) & URI_INHERITS_SECURITY_CONTEXT))) {
-      // Unless we know for sure we're not inheriting principals,
-      // force the about:blank viewer to have the right principal:
-      w.gBrowser.selectedBrowser.createAboutBlankContentViewer(aPrincipal);
-    }
-
-    w.gBrowser.loadURIWithFlags(url, {
-                                flags: flags,
-                                triggeringPrincipal: aTriggeringPrincipal,
-                                referrerURI: aReferrerURI,
-                                referrerPolicy: aReferrerPolicy,
-                                postData: aPostData,
-                                originPrincipal: aPrincipal,
-                                }); 
-    browserUsedForLoad = aCurrentBrowser;
-    break;
-  case "tabshifted":
-    loadInBackground = !loadInBackground;
-    // fall through
-  case "tab":
-    let browser = w.gBrowser;
-    let tabUsedForLoad = browser.loadOneTab(url, {
-                           referrerURI: aReferrerURI,
-                           referrerPolicy: aReferrerPolicy,
-                           charset: aCharset,
-                           postData: aPostData,
-                           inBackground: loadInBackground,
-                           allowThirdPartyFixup: aAllowThirdPartyFixup,
-                           relatedToCurrent: aRelatedToCurrent,
-                           originPrincipal: aPrincipal,
-                           triggeringPrincipal: aTriggeringPrincipal });
-    browserUsedForLoad = tabUsedForLoad.linkedBrowser;
-    break;
-  }
-
-  // Focus the content, but only if the browser used for the load is selected.
-  if (browserUsedForLoad &&
-      browserUsedForLoad == browserUsedForLoad.getTabBrowser().selectedBrowser) {
-    browserUsedForLoad.focus();
-  }
-
-  if (!loadInBackground && w.isBlankPageURL(url))
-    if (!w.focusAndSelectUrlBar()) {
-      console.error("Unable to focus and select address bar.")
-    }
-}
-
-// Used as an onclick handler for UI elements with link-like behavior.
-// e.g. onclick="checkForMiddleClick(this, event);"
-function checkForMiddleClick(node, event) {
-  // We should be using the disabled property here instead of the attribute,
-  // but some elements that this function is used with don't support it (e.g.
-  // menuitem).
-  if (node.getAttribute("disabled") == "true")
-    return; // Do nothing
-
-  if (event.button == 1) {
-    /* Execute the node's oncommand or command.
-     *
-     * XXX: we should use node.oncommand(event) once bug 246720 is fixed.
-     */
-    var target = node.hasAttribute("oncommand") ? node :
-                 node.ownerDocument.getElementById(node.getAttribute("command"));
-    var fn = new Function("event", target.getAttribute("oncommand"));
-    fn.call(target, event);
-
-    // If the middle-click was on part of a menu, close the menu.
-    // (Menus close automatically with left-click but not with middle-click.)
-    closeMenus(event.target);
-  }
-}
-
-// Closes all popups that are ancestors of the node.
-function closeMenus(node)
-{
-  if ("tagName" in node) {
-    if (node.namespaceURI == "http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
-    && (node.tagName == "menupopup" || node.tagName == "popup"))
-      node.hidePopup();
-
-    closeMenus(node.parentNode);
-  }
-}
-
-// Gather all descendent text under given document node.
-function gatherTextUnder ( root ) 
-{
-  var text = "";
-  var node = root.firstChild;
-  var depth = 1;
-  while ( node && depth > 0 ) {
-    // See if this node is text.
-    if ( node.nodeType == Node.TEXT_NODE ) {
-      // Add this text to our collection.
-      text += " " + node.data;
-    } else if ( node instanceof HTMLImageElement) {
-      // If it has an alt= attribute, use that.
-      var altText = node.getAttribute( "alt" );
-      if ( altText && altText != "" ) {
-        text = altText;
-        break;
-      }
-    }
-    // Find next node to test.
-    // First, see if this node has children.
-    if ( node.hasChildNodes() ) {
-      // Go to first child.
-      node = node.firstChild;
-      depth++;
-    } else {
-      // No children, try next sibling (or parent next sibling).
-      while ( depth > 0 && !node.nextSibling ) {
-        node = node.parentNode;
-        depth--;
-      }
-      if ( node.nextSibling ) {
-        node = node.nextSibling;
-      }
-    }
-  }
-  // Strip leading whitespace.
-  text = text.replace( /^\s+/, "" );
-  // Strip trailing whitespace.
-  text = text.replace( /\s+$/, "" );
-  // Compress remaining whitespace.
-  text = text.replace( /\s+/g, " " );
-  return text;
-}
-
-// This function exists for legacy reasons.
-function getShellService()
-{
-  return ShellService;
-}
-
-function isBidiEnabled() {
-  // first check the pref.
-  if (Services.prefs.getBoolPref("bidi.browser.ui", false))
-    return true;
-
-  // if the pref isn't set, check for an RTL locale and force the pref to true
-  // if we find one.
-  var rv = false;
-
-  try {
-    var localeService = Components.classes["@mozilla.org/intl/nslocaleservice;1"]
-                                  .getService(Components.interfaces.nsILocaleService);
-    var systemLocale = localeService.getSystemLocale().getCategory("NSILOCALE_CTYPE").substr(0,3);
-
-    switch (systemLocale) {
-      case "ar-":
-      case "he-":
-      case "fa-":
-      case "ur-":
-      case "syr":
-        rv = true;
-        Services.prefs.setBoolPref("bidi.browser.ui", true);
-    }
-  } catch (e) {}
-
-  return rv;
-}
-
-#ifdef MOZ_UPDATER
-/**
- * Opens the update manager and checks for updates to the application.
- */
-function checkForUpdates()
-{
-  var um =
-      Components.classes["@mozilla.org/updates/update-manager;1"].
-      getService(Components.interfaces.nsIUpdateManager);
-  var prompter =
-      Components.classes["@mozilla.org/updates/update-prompt;1"].
-      createInstance(Components.interfaces.nsIUpdatePrompt);
-
-  // If there's an update ready to be applied, show the "Update Downloaded"
-  // UI instead and let the user know they have to restart the application for
-  // the changes to be applied.
-  if (um.activeUpdate && ["pending", "pending-elevate", "applied"].includes(um.activeUpdate.state))
-    prompter.showUpdateDownloaded(um.activeUpdate);
-  else
-    prompter.checkForUpdates();
-}
-#endif
-
-/**
- * Set up the help menu software update items to show proper status,
- * also disabling the items if update is disabled.
- */
-function buildHelpMenu()
-{
-#ifdef MOZ_UPDATER
-  var updates =
-      Components.classes["@mozilla.org/updates/update-service;1"].
-      getService(Components.interfaces.nsIApplicationUpdateService);
-  var um =
-      Components.classes["@mozilla.org/updates/update-manager;1"].
-      getService(Components.interfaces.nsIUpdateManager);
-
-  // Disable the UI if the update enabled pref has been locked by the
-  // administrator or if we cannot update for some other reason.
-  var checkForUpdates = document.getElementById("checkForUpdates");
-  var appMenuCheckForUpdates = document.getElementById("appmenu_checkForUpdates");
-  var canCheckForUpdates = updates.canCheckForUpdates;
-  
-  checkForUpdates.setAttribute("disabled", !canCheckForUpdates);
-
-  if (appMenuCheckForUpdates) {
-    appMenuCheckForUpdates.setAttribute("disabled", !canCheckForUpdates);
-  }
-
-  if (!canCheckForUpdates) {
-    return;
-  }
-
-  var strings = document.getElementById("bundle_browser");
-  var activeUpdate = um.activeUpdate;
-
-  // If there's an active update, substitute its name into the label
-  // we show for this item, otherwise display a generic label.
-  function getStringWithUpdateName(key) {
-    if (activeUpdate && activeUpdate.name)
-      return strings.getFormattedString(key, [activeUpdate.name]);
-    return strings.getString(key + "Fallback");
-  }
-
-  // By default, show "Check for Updates..." from updatesItem_default or
-  // updatesItem_defaultFallback
-  var key = "default";
-  if (activeUpdate) {
-    switch (activeUpdate.state) {
-    case "downloading":
-      // If we're downloading an update at present, show the text:
-      // "Downloading Thunderbird x.x..." from updatesItem_downloading or
-      // updatesItem_downloadingFallback, otherwise we're paused, and show
-      // "Resume Downloading Thunderbird x.x..." from updatesItem_resume or
-      // updatesItem_resumeFallback
-      key = updates.isDownloading ? "downloading" : "resume";
-      break;
-    case "pending":
-      // If we're waiting for the user to restart, show: "Apply Downloaded
-      // Updates Now..." from updatesItem_pending or
-      // updatesItem_pendingFallback
-      key = "pending";
-      break;
-    }
-  }
-
-  checkForUpdates.label = getStringWithUpdateName("updatesItem_" + key);
-
-  if (appMenuCheckForUpdates) {
-    appMenuCheckForUpdates.label = getStringWithUpdateName("updatesItem_" + key);
-  }
-
-  // updatesItem_default.accesskey, updatesItem_downloading.accesskey,
-  // updatesItem_resume.accesskey or updatesItem_pending.accesskey
-  checkForUpdates.accessKey = strings.getString("updatesItem_" + key +
-                                                ".accesskey");
-
-  if (appMenuCheckForUpdates) {
-    appMenuCheckForUpdates.accessKey = strings.getString("updatesItem_" + key +
-                                                         ".accesskey");
-  }
-
-  if (um.activeUpdate && updates.isDownloading) {
-    checkForUpdates.setAttribute("loading", "true");
-    if (appMenuCheckForUpdates) {
-      appMenuCheckForUpdates.setAttribute("loading", "true");
-    }
-  } else {
-    checkForUpdates.removeAttribute("loading");
-    if (appMenuCheckForUpdates) {
-      appMenuCheckForUpdates.removeAttribute("loading");
-    }
-  }
-#else
-#ifndef XP_MACOSX
-  // Some extensions may rely on these being present so only hide the about
-  // separator when there are no elements besides the check for updates menuitem
-  // in between the about separator and the updates separator.
-  var updatesSeparator = document.getElementById("updatesSeparator");
-  var aboutSeparator = document.getElementById("aboutSeparator");
-  var checkForUpdates = document.getElementById("checkForUpdates");
-  if (updatesSeparator.nextSibling === checkForUpdates &&
-      checkForUpdates.nextSibling === aboutSeparator)
-    updatesSeparator.hidden = true;
-#endif
-#endif
-}
-
-
-function openAboutDialog() {
-  var enumerator = Services.wm.getEnumerator("Browser:About");
-  while (enumerator.hasMoreElements()) {
-    // Only open one about window (Bug 599573)
-    let win = enumerator.getNext();
-    win.focus();
-    return;
-  }
-
-#ifdef XP_WIN
-  var features = "chrome,centerscreen,dependent";
-#elifdef XP_MACOSX
-  var features = "chrome,resizable=no,minimizable=no";
-#else
-  var features = "chrome,centerscreen,dependent,dialog=no";
-#endif
-  window.openDialog("chrome://browser/content/aboutDialog.xul", "", features);
-}
-
-function openPreferences(paneID, extraArgs)
-{
-  var instantApply = Services.prefs.getBoolPref("browser.preferences.instantApply", false);
-  var features = "chrome,titlebar,toolbar,centerscreen" + (instantApply ? ",dialog=no" : ",modal");
-
-  var win = Services.wm.getMostRecentWindow("Browser:Preferences");
-  if (win) {
-    win.focus();
-    if (paneID) {
-      var pane = win.document.getElementById(paneID);
-      win.document.documentElement.showPane(pane);
-    }
-
-    if (extraArgs && extraArgs["advancedTab"]) {
-      var advancedPaneTabs = win.document.getElementById("advancedPrefs");
-      advancedPaneTabs.selectedTab = win.document.getElementById(extraArgs["advancedTab"]);
-    }
-
-    return win;
-  }
-
-  return openDialog("chrome://browser/content/preferences/preferences.xul",
-                    "Preferences", features, paneID, extraArgs);
-}
-
-function openAdvancedPreferences(tabID)
-{
-  openPreferences("paneAdvanced", { "advancedTab" : tabID });
-}
-
-/**
- * Opens the release notes page for this version of the application.
- */
-function openReleaseNotes()
-{ 
-  var relnotesURL = Components.classes["@mozilla.org/toolkit/URLFormatterService;1"]
-                              .getService(Components.interfaces.nsIURLFormatter)
-                              .formatURLPref("app.releaseNotesURL");
-  
-  openUILinkIn(relnotesURL, "tab");
-}
-
-/**
- * Opens the troubleshooting information (about:support) page for this version
- * of the application.
- */
-function openTroubleshootingPage()
-{
-  openUILinkIn("about:support", "tab");
-}
-
-/**
- * Opens the feedback page for this version of the application.
- */
-function openFeedbackPage()
-{
-  openUILinkIn(Services.prefs.getCharPref("browser.feedback.url"), "tab");
-}
-
-function isElementVisible(aElement)
-{
-  if (!aElement)
-    return false;
-
-  // If aElement or a direct or indirect parent is hidden or collapsed,
-  // height, width or both will be 0.
-  var bo = aElement.boxObject;
-  return (bo.height > 0 && bo.width > 0);
-}
-
-function makeURLAbsolute(aBase, aUrl)
-{
-  // Note:  makeURI() will throw if aUri is not a valid URI
-  return makeURI(aUrl, null, makeURI(aBase)).spec;
-}
-
-
-/**
- * openNewTabWith: opens a new tab with the given URL.
- *
- * @param aURL
- *        The URL to open (as a string).
- * @param aDocument
- *        The document from which the URL came, or null. This is used to set the
- *        referrer header and to do a security check of whether the document is
- *        allowed to reference the URL. If null, there will be no referrer
- *        header and no security check.
- * @param aPostData
- *        Form POST data, or null.
- * @param aEvent
- *        The triggering event (for the purpose of determining whether to open
- *        in the background), or null.
- * @param aAllowThirdPartyFixup
- *        If true, then we allow the URL text to be sent to third party services
- *        (e.g., Google's I Feel Lucky) for interpretation. This parameter may
- *        be undefined in which case it is treated as false.
- * @param [optional] aReferrer
- *        If aDocument is null, then this will be used as the referrer.
- *        There will be no security check.
- * @param [optional] aReferrerPolicy
- *        Referrer policy - Ci.nsIHttpChannel.REFERRER_POLICY_*.
- */ 
-function openNewTabWith(aURL, aDocument, aPostData, aEvent,
-                        aAllowThirdPartyFixup, aReferrer, aReferrerPolicy) {
-  if (aDocument)
-    urlSecurityCheck(aURL, aDocument.nodePrincipal);
-
-  // As in openNewWindowWith(), we want to pass the charset of the
-  // current document over to a new tab.
-  var originCharset = aDocument && aDocument.characterSet;
-  if (!originCharset &&
-      document.documentElement.getAttribute("windowtype") == "navigator:browser")
-    originCharset = window.content.document.characterSet;
-
-  openLinkIn(aURL, aEvent && aEvent.shiftKey ? "tabshifted" : "tab",
-             { charset: originCharset,
-               postData: aPostData,
-               allowThirdPartyFixup: aAllowThirdPartyFixup,
-               referrerURI: aDocument ? aDocument.documentURIObject : aReferrer,
-               referrerPolicy: aReferrerPolicy,
-             });
-}
-
-function openNewWindowWith(aURL, aDocument, aPostData, aAllowThirdPartyFixup,
-                           aReferrer, aReferrerPolicy) {
-  if (aDocument)
-    urlSecurityCheck(aURL, aDocument.nodePrincipal);
-
-  // if and only if the current window is a browser window and it has a
-  // document with a character set, then extract the current charset menu
-  // setting from the current document and use it to initialize the new browser
-  // window...
-  var originCharset = aDocument && aDocument.characterSet;
-  if (!originCharset &&
-      document.documentElement.getAttribute("windowtype") == "navigator:browser")
-    originCharset = window.content.document.characterSet;
-
-  openLinkIn(aURL, "window",
-             { charset: originCharset,
-               postData: aPostData,
-               allowThirdPartyFixup: aAllowThirdPartyFixup,
-               referrerURI: aDocument ? aDocument.documentURIObject : aReferrer,
-               referrerPolicy: aReferrerPolicy,
-             });
-}
-
-/**
- * isValidFeed: checks whether the given data represents a valid feed.
- *
- * @param  aLink
- *         An object representing a feed with title, href and type.
- * @param  aPrincipal
- *         The principal of the document, used for security check.
- * @param  aIsFeed
- *         Whether this is already a known feed or not, if true only a security
- *         check will be performed.
- */ 
-function isValidFeed(aLink, aPrincipal, aIsFeed)
-{
-  if (!aLink || !aPrincipal)
-    return false;
-
-  var type = aLink.type.toLowerCase().replace(/^\s+|\s*(?:;.*)?$/g, "");
-  if (!aIsFeed) {
-    aIsFeed = (type == "application/rss+xml" ||
-               type == "application/atom+xml");
-  }
-
-  if (aIsFeed) {
-    try {
-      urlSecurityCheck(aLink.href, aPrincipal,
-                       Components.interfaces.nsIScriptSecurityManager.DISALLOW_INHERIT_PRINCIPAL);
-      return type || "application/rss+xml";
-    }
-    catch(ex) {
-    }
-  }
-
-  return null;
-}
-
-// aCalledFromModal is optional
-function openHelpLink(aHelpTopic, aCalledFromModal) {
-  var url = Components.classes["@mozilla.org/toolkit/URLFormatterService;1"]
-                      .getService(Components.interfaces.nsIURLFormatter)
-                      .formatURLPref("app.support.baseURL");
-  url += aHelpTopic;
-
-  var where = aCalledFromModal ? "window" : "tab";
-  openUILinkIn(url, where);
-}
-
-function openPrefsHelp() {
-  // non-instant apply prefwindows are usually modal, so we can't open in the topmost window, 
-  // since its probably behind the window.
-  var instantApply = Services.prefs.getBoolPref("browser.preferences.instantApply");
-
-  var helpTopic = document.getElementsByTagName("prefwindow")[0].currentPane.helpTopic;
-  openHelpLink(helpTopic, !instantApply);
-}
-
-function trimURL(aURL) {
-  // This function must not modify the given URL such that calling
-  // nsIURIFixup::createFixupURI with the result will produce a different URI.
-  return aURL /* remove single trailing slash for http/https/ftp URLs */
-             .replace(/^((?:http|https|ftp):\/\/[^/]+)\/$/, "$1")
-              /* remove http:// unless the host starts with "ftp\d*\." or contains "@" */
-             .replace(/^http:\/\/((?!ftp\d*\.)[^\/@]+(?:\/|$))/, "$1");
-}