Backout a145ded68994, e0cf397089ec & 1545e91c658e (bug 798491) for bustage on a CLOSED TREE

accessible/src/jsat/AccessFu.jsm

@@ -9,7 +9,7 @@ const Ci = Components.interfaces;
 const Cu = Components.utils;
 const Cr = Components.results;
 
-this.EXPORTED_SYMBOLS = ['AccessFu'];
+var EXPORTED_SYMBOLS = ['AccessFu'];
 
 Cu.import('resource://gre/modules/Services.jsm');
 Cu.import('resource://gre/modules/Geometry.jsm');
@@ -21,7 +21,7 @@ const ACCESSFU_DISABLE = 0;
 const ACCESSFU_ENABLE = 1;
 const ACCESSFU_AUTO = 2;
 
-this.AccessFu = {
+var AccessFu = {
   /**
    * Initialize chrome-layer accessibility functionality.
    * If accessibility is enabled on the platform, then a special accessibility

accessible/src/jsat/EventManager.jsm

@@ -13,9 +13,9 @@ Cu.import('resource://gre/modules/accessibility/TraversalRules.jsm');
 Cu.import('resource://gre/modules/Services.jsm');
 Cu.import('resource://gre/modules/XPCOMUtils.jsm');
 
-this.EXPORTED_SYMBOLS = ['EventManager'];
+var EXPORTED_SYMBOLS = ['EventManager'];
 
-this.EventManager = {
+var EventManager = {
   editState: {},
 
   start: function start(aSendMsgFunc) {

accessible/src/jsat/Presenters.jsm

@@ -13,11 +13,11 @@ Cu.import('resource://gre/modules/accessibility/Utils.jsm');
 Cu.import('resource://gre/modules/accessibility/UtteranceGenerator.jsm');
 Cu.import('resource://gre/modules/Geometry.jsm');
 
-this.EXPORTED_SYMBOLS = ['VisualPresenter',
-                         'AndroidPresenter',
-                         'DummyAndroidPresenter',
-                         'SpeechPresenter',
-                         'PresenterContext'];
+var EXPORTED_SYMBOLS = ['VisualPresenter',
+                        'AndroidPresenter',
+                        'DummyAndroidPresenter',
+                        'SpeechPresenter',
+                        'PresenterContext'];
 
 /**
  * The interface for all presenter classes. A presenter could be, for example,
@@ -111,7 +111,7 @@ Presenter.prototype = {
  * Visual presenter. Draws a box around the virtual cursor's position.
  */
 
-this.VisualPresenter = function VisualPresenter() {}
+function VisualPresenter() {}
 
 VisualPresenter.prototype = {
   __proto__: Presenter.prototype,
@@ -179,7 +179,7 @@ VisualPresenter.prototype = {
  * Android presenter. Fires Android a11y events.
  */
 
-this.AndroidPresenter = function AndroidPresenter() {}
+function AndroidPresenter() {}
 
 AndroidPresenter.prototype = {
   __proto__: Presenter.prototype,
@@ -332,7 +332,7 @@ AndroidPresenter.prototype = {
  * A speech presenter for direct TTS output
  */
 
-this.SpeechPresenter = function SpeechPresenter() {}
+function SpeechPresenter() {}
 
 SpeechPresenter.prototype = {
   __proto__: Presenter.prototype,
@@ -376,7 +376,7 @@ SpeechPresenter.prototype = {
  * PresenterContext: An object that generates and caches context information
  * for a given accessible and its relationship with another accessible.
  */
-this.PresenterContext = function PresenterContext(aAccessible, aOldAccessible) {
+function PresenterContext(aAccessible, aOldAccessible) {
   this._accessible = aAccessible;
   this._oldAccessible =
     this._isDefunct(aOldAccessible) ? null : aOldAccessible;

accessible/src/jsat/TouchAdapter.jsm

@@ -9,7 +9,7 @@ const Ci = Components.interfaces;
 const Cu = Components.utils;
 const Cr = Components.results;
 
-this.EXPORTED_SYMBOLS = ['TouchAdapter', 'AndroidTouchAdapter'];
+var EXPORTED_SYMBOLS = ['TouchAdapter', 'AndroidTouchAdapter'];
 
 Cu.import('resource://gre/modules/accessibility/Utils.jsm');
 
@@ -17,7 +17,7 @@ Cu.import('resource://gre/modules/accessibility/Utils.jsm');
 // It is granular enough to feel natural, and it does not hammer the CPU.
 const EXPLORE_THROTTLE = 100;
 
-this.TouchAdapter = {
+var TouchAdapter = {
   // minimal swipe distance in inches
   SWIPE_MIN_DISTANCE: 0.4,
 
@@ -366,7 +366,7 @@ var Mouse2Touch = {
   }
 };
 
-this.AndroidTouchAdapter = {
+var AndroidTouchAdapter = {
   attach: function AndroidTouchAdapter_attach(aWindow) {
     if (this.chromeWin)
       return;

accessible/src/jsat/TraversalRules.jsm

@@ -9,7 +9,7 @@ const Ci = Components.interfaces;
 const Cu = Components.utils;
 const Cr = Components.results;
 
-this.EXPORTED_SYMBOLS = ['TraversalRules'];
+var EXPORTED_SYMBOLS = ['TraversalRules'];
 
 Cu.import('resource://gre/modules/accessibility/Utils.jsm');
 Cu.import('resource://gre/modules/XPCOMUtils.jsm');
@@ -70,7 +70,7 @@ var gSimpleTraversalRoles =
    // Used for traversing in to child OOP frames.
    Ci.nsIAccessibleRole.ROLE_INTERNAL_FRAME];
 
-this.TraversalRules = {
+var TraversalRules = {
   Simple: new BaseTraversalRule(
     gSimpleTraversalRoles,
     function Simple_match(aAccessible) {

accessible/src/jsat/Utils.jsm

@@ -10,9 +10,9 @@ const Ci = Components.interfaces;
 
 Cu.import('resource://gre/modules/Services.jsm');
 
-this.EXPORTED_SYMBOLS = ['Utils', 'Logger'];
+var EXPORTED_SYMBOLS = ['Utils', 'Logger'];
 
-this.Utils = {
+var Utils = {
   _buildAppMap: {
     '{3c2e2abc-06d4-11e1-ac3b-374f68613e61}': 'b2g',
     '{ec8030f7-c20a-464f-9b0e-13a3a9e97384}': 'browser',
@@ -156,7 +156,7 @@ this.Utils = {
   }
 };
 
-this.Logger = {
+var Logger = {
   DEBUG: 0,
   INFO: 1,
   WARNING: 2,

accessible/src/jsat/UtteranceGenerator.jsm

@@ -18,7 +18,7 @@ var gStringBundle = Cc['@mozilla.org/intl/stringbundle;1'].
   createBundle('chrome://global/locale/AccessFu.properties');
 
 
-this.EXPORTED_SYMBOLS = ['UtteranceGenerator'];
+var EXPORTED_SYMBOLS = ['UtteranceGenerator'];
 
 Cu.import('resource://gre/modules/accessibility/Utils.jsm');
 
@@ -38,7 +38,7 @@ Cu.import('resource://gre/modules/accessibility/Utils.jsm');
  * clicked event. Speaking only 'clicked' makes sense. Speaking 'button' does
  * not.
  */
-this.UtteranceGenerator = {
+var UtteranceGenerator = {
   gActionMap: {
     jump: 'jumpAction',
     press: 'pressAction',

b2g/app/b2g.js

@@ -576,5 +576,3 @@ pref("network.activity.blipIntervalMilliseconds", 250);
 // Send some sites a custom user-agent.
 pref("general.useragent.override.facebook.com", "\(Mobile#(Android; Mobile");
 pref("general.useragent.override.youtube.com", "\(Mobile#(Android; Mobile");
-
-pref("jsloader.reuseGlobal", true);

b2g/components/ActivitiesGlue.js

@@ -67,5 +67,5 @@ ActivitiesDialog.prototype = {
   QueryInterface: XPCOMUtils.generateQI([Ci.nsIActivityUIGlue, Ci.nsIRunnable])
 }
 
-this.NSGetFactory = XPCOMUtils.generateNSGetFactory([ActivitiesDialog]);
+const NSGetFactory = XPCOMUtils.generateNSGetFactory([ActivitiesDialog]);
 

b2g/components/AlertsService.js

@@ -24,4 +24,4 @@ AlertsService.prototype = {
   }
 };
 
-this.NSGetFactory = XPCOMUtils.generateNSGetFactory([AlertsService]);
+const NSGetFactory = XPCOMUtils.generateNSGetFactory([AlertsService]);

b2g/components/ContentHandler.js

@@ -50,4 +50,4 @@ ContentHandler.prototype = {
   QueryInterface: XPCOMUtils.generateQI([Ci.nsIContentHandler])
 };
 
-this.NSGetFactory = XPCOMUtils.generateNSGetFactory([ContentHandler]);
+var NSGetFactory = XPCOMUtils.generateNSGetFactory([ContentHandler]);

b2g/components/ContentPermissionPrompt.js

@@ -145,4 +145,4 @@ ContentPermissionPrompt.prototype = {
 
 
 //module initialization
-this.NSGetFactory = XPCOMUtils.generateNSGetFactory([ContentPermissionPrompt]);
+const NSGetFactory = XPCOMUtils.generateNSGetFactory([ContentPermissionPrompt]);

b2g/components/DirectoryProvider.js

@@ -77,4 +77,4 @@ DirectoryProvider.prototype = {
   }
 };
 
-this.NSGetFactory = XPCOMUtils.generateNSGetFactory([DirectoryProvider]);
+const NSGetFactory = XPCOMUtils.generateNSGetFactory([DirectoryProvider]);

b2g/components/MailtoProtocolHandler.js

@@ -43,4 +43,4 @@ MailtoProtocolHandler.prototype = {
   QueryInterface: XPCOMUtils.generateQI([Ci.nsIProtocolHandler])
 };
 
-this.NSGetFactory = XPCOMUtils.generateNSGetFactory([MailtoProtocolHandler]);
+let NSGetFactory = XPCOMUtils.generateNSGetFactory([MailtoProtocolHandler]);

b2g/components/MozKeyboard.js

@@ -136,5 +136,5 @@ MozKeyboard.prototype = {
   }
 };
 
-this.NSGetFactory = XPCOMUtils.generateNSGetFactory([MozKeyboard]);
+const NSGetFactory = XPCOMUtils.generateNSGetFactory([MozKeyboard]);
 

b2g/components/PaymentGlue.js

@@ -169,4 +169,4 @@ PaymentUI.prototype = {
   QueryInterface: XPCOMUtils.generateQI([Ci.nsIPaymentUIGlue])
 }
 
-this.NSGetFactory = XPCOMUtils.generateNSGetFactory([PaymentUI]);
+const NSGetFactory = XPCOMUtils.generateNSGetFactory([PaymentUI]);

b2g/components/ProcessGlobal.js

@@ -57,4 +57,4 @@ ProcessGlobal.prototype = {
   },
 };
 
-this.NSGetFactory = XPCOMUtils.generateNSGetFactory([ProcessGlobal]);
+var NSGetFactory = XPCOMUtils.generateNSGetFactory([ProcessGlobal]);

b2g/components/RecoveryService.js

@@ -90,4 +90,4 @@ RecoveryService.prototype = {
   }
 };
 
-this.NSGetFactory = XPCOMUtils.generateNSGetFactory([RecoveryService]);
+const NSGetFactory = XPCOMUtils.generateNSGetFactory([RecoveryService]);

b2g/components/SmsProtocolHandler.js

@@ -56,4 +56,4 @@ SmsProtocolHandler.prototype = {
   QueryInterface: XPCOMUtils.generateQI([Ci.nsIProtocolHandler])
 };
 
-this.NSGetFactory = XPCOMUtils.generateNSGetFactory([SmsProtocolHandler]);
+let NSGetFactory = XPCOMUtils.generateNSGetFactory([SmsProtocolHandler]);

b2g/components/TelProtocolHandler.js

@@ -55,4 +55,4 @@ TelProtocolHandler.prototype = {
   QueryInterface: XPCOMUtils.generateQI([Ci.nsIProtocolHandler])
 };
 
-this.NSGetFactory = XPCOMUtils.generateNSGetFactory([TelProtocolHandler]);
+let NSGetFactory = XPCOMUtils.generateNSGetFactory([TelProtocolHandler]);

b2g/components/TelURIParser.jsm

@@ -4,12 +4,12 @@
 
 "use strict";
 
-this.EXPORTED_SYMBOLS = ["TelURIParser"];
+let EXPORTED_SYMBOLS = ["TelURIParser"];
 
 /**
  * Singleton providing functionality for parsing tel: and sms: URIs
  */
-this.TelURIParser = {
+let TelURIParser = {
   parseURI: function(scheme, uri) {
     // Ignore MWI and USSD codes. See 794034.
     if (uri.indexOf('*') != -1 || uri.indexOf('#') != -1) {

b2g/components/UpdatePrompt.js

@@ -411,4 +411,4 @@ UpdatePrompt.prototype = {
   onStatus: function UP_onStatus(aRequest, aUpdate, aStatus, aStatusArg) { }
 };
 
-this.NSGetFactory = XPCOMUtils.generateNSGetFactory([UpdatePrompt]);
+const NSGetFactory = XPCOMUtils.generateNSGetFactory([UpdatePrompt]);

b2g/components/YoutubeProtocolHandler.js

@@ -129,4 +129,4 @@ YoutubeProtocolHandler.prototype = {
   }
 };
 
-this.NSGetFactory = XPCOMUtils.generateNSGetFactory([YoutubeProtocolHandler]);
+const NSGetFactory = XPCOMUtils.generateNSGetFactory([YoutubeProtocolHandler]);

browser/components/distribution.js

@@ -2,7 +2,7 @@
  * 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/. */
 
-this.EXPORTED_SYMBOLS = [ "DistributionCustomizer" ];
+EXPORTED_SYMBOLS = [ "DistributionCustomizer" ];
 
 const Ci = Components.interfaces;
 const Cc = Components.classes;
@@ -16,7 +16,7 @@ Cu.import("resource://gre/modules/XPCOMUtils.jsm");
 XPCOMUtils.defineLazyModuleGetter(this, "PlacesUtils",
                                   "resource://gre/modules/PlacesUtils.jsm");
 
-this.DistributionCustomizer = function DistributionCustomizer() {
+function DistributionCustomizer() {
   let dirSvc = Cc["@mozilla.org/file/directory_service;1"].
                getService(Ci.nsIProperties);
   let iniFile = dirSvc.get("XCurProcD", Ci.nsIFile);

browser/components/downloads/src/DownloadsCommon.jsm

@@ -6,7 +6,7 @@
 
 "use strict";
 
-this.EXPORTED_SYMBOLS = [
+var EXPORTED_SYMBOLS = [
   "DownloadsCommon",
 ];
 
@@ -87,7 +87,7 @@ XPCOMUtils.defineLazyGetter(this, "DownloadsLocalFileCtor", function () {
  * This object is exposed directly to the consumers of this JavaScript module,
  * and provides shared methods for all the instances of the user interface.
  */
-this.DownloadsCommon = {
+const DownloadsCommon = {
   /**
    * Returns an object whose keys are the string names from the downloads string
    * bundle, and whose values are either the translated strings or functions

browser/components/downloads/src/DownloadsStartup.js

@@ -273,4 +273,4 @@ DownloadsStartup.prototype = {
 ////////////////////////////////////////////////////////////////////////////////
 //// Module
 
-this.NSGetFactory = XPCOMUtils.generateNSGetFactory([DownloadsStartup]);
+const NSGetFactory = XPCOMUtils.generateNSGetFactory([DownloadsStartup]);

browser/components/downloads/src/DownloadsUI.js

@@ -104,4 +104,4 @@ DownloadsUI.prototype = {
 ////////////////////////////////////////////////////////////////////////////////
 //// Module
 
-this.NSGetFactory = XPCOMUtils.generateNSGetFactory([DownloadsUI]);
+const NSGetFactory = XPCOMUtils.generateNSGetFactory([DownloadsUI]);

browser/components/feeds/src/FeedConverter.js

@@ -579,4 +579,4 @@ var components = [FeedConverter,
                   PodCastProtocolHandler];
 
 
-this.NSGetFactory = XPCOMUtils.generateNSGetFactory(components);
+const NSGetFactory = XPCOMUtils.generateNSGetFactory(components);

browser/components/feeds/src/FeedWriter.js

@@ -1378,4 +1378,4 @@ FeedWriter.prototype = {
                                          Ci.nsINavHistoryObserver])
 };
 
-this.NSGetFactory = XPCOMUtils.generateNSGetFactory([FeedWriter]);
+var NSGetFactory = XPCOMUtils.generateNSGetFactory([FeedWriter]);

browser/components/feeds/src/WebContentConverter.js

@@ -899,4 +899,4 @@ WebContentConverterRegistrar.prototype = {
   }]
 };
 
-this.NSGetFactory = XPCOMUtils.generateNSGetFactory([WebContentConverterRegistrar]);
+var NSGetFactory = XPCOMUtils.generateNSGetFactory([WebContentConverterRegistrar]);

browser/components/migration/src/ChromeProfileMigrator.js

@@ -340,4 +340,4 @@ ChromeProfileMigrator.prototype.classDescription = "Chrome Profile Migrator";
 ChromeProfileMigrator.prototype.contractID = "@mozilla.org/profile/migrator;1?app=browser&type=chrome";
 ChromeProfileMigrator.prototype.classID = Components.ID("{4cec1de4-1671-4fc3-a53e-6c539dc77a26}");
 
-this.NSGetFactory = XPCOMUtils.generateNSGetFactory([ChromeProfileMigrator]);
+const NSGetFactory = XPCOMUtils.generateNSGetFactory([ChromeProfileMigrator]);

browser/components/migration/src/FirefoxProfileMigrator.js

@@ -91,4 +91,4 @@ FirefoxProfileMigrator.prototype.classDescription = "Firefox Profile Migrator";
 FirefoxProfileMigrator.prototype.contractID = "@mozilla.org/profile/migrator;1?app=browser&type=firefox";
 FirefoxProfileMigrator.prototype.classID = Components.ID("{91185366-ba97-4438-acba-48deaca63386}");
 
-this.NSGetFactory = XPCOMUtils.generateNSGetFactory([FirefoxProfileMigrator]);
+const NSGetFactory = XPCOMUtils.generateNSGetFactory([FirefoxProfileMigrator]);

browser/components/migration/src/IEProfileMigrator.js

@@ -675,4 +675,4 @@ IEProfileMigrator.prototype.classDescription = "IE Profile Migrator";
 IEProfileMigrator.prototype.contractID = "@mozilla.org/profile/migrator;1?app=browser&type=ie";
 IEProfileMigrator.prototype.classID = Components.ID("{3d2532e3-4932-4774-b7ba-968f5899d3a4}");
 
-this.NSGetFactory = XPCOMUtils.generateNSGetFactory([IEProfileMigrator]);
+const NSGetFactory = XPCOMUtils.generateNSGetFactory([IEProfileMigrator]);

browser/components/migration/src/MigrationUtils.jsm

@@ -4,7 +4,7 @@
 
 "use strict";
 
-this.EXPORTED_SYMBOLS = ["MigrationUtils", "MigratorPrototype"];
+let EXPORTED_SYMBOLS = ["MigrationUtils", "MigratorPrototype"];
 
 const Cu = Components.utils;
 const Ci = Components.interfaces;
@@ -86,7 +86,7 @@ function getMigratorKeyForDefaultBrowser() {
  *    override |sourceHomePageURL| getter.
  * 7. For startup-only migrators, override |startupOnlyMigrator|.
  */
-this.MigratorPrototype = {
+let MigratorPrototype = {
   QueryInterface: XPCOMUtils.generateQI([Ci.nsIBrowserProfileMigrator]),
 
   /**
@@ -323,7 +323,7 @@ this.MigratorPrototype = {
   }
 };
 
-this.MigrationUtils = Object.freeze({
+let MigrationUtils = Object.freeze({
   resourceTypes: {
     SETTINGS:   Ci.nsIBrowserProfileMigrator.SETTINGS,
     COOKIES:    Ci.nsIBrowserProfileMigrator.COOKIES,

browser/components/migration/src/ProfileMigrator.js

@@ -18,4 +18,4 @@ ProfileMigrator.prototype = {
   classID: Components.ID("6F8BB968-C14F-4D6F-9733-6C6737B35DCE")
 };
 
-this.NSGetFactory = XPCOMUtils.generateNSGetFactory([ProfileMigrator]);
+let NSGetFactory = XPCOMUtils.generateNSGetFactory([ProfileMigrator]);

browser/components/migration/src/SafariProfileMigrator.js

@@ -677,4 +677,4 @@ SafariProfileMigrator.prototype.classDescription = "Safari Profile Migrator";
 SafariProfileMigrator.prototype.contractID = "@mozilla.org/profile/migrator;1?app=browser&type=safari";
 SafariProfileMigrator.prototype.classID = Components.ID("{4b609ecf-60b2-4655-9df4-dc149e474da1}");
 
-this.NSGetFactory = XPCOMUtils.generateNSGetFactory([SafariProfileMigrator]);
+const NSGetFactory = XPCOMUtils.generateNSGetFactory([SafariProfileMigrator]);

browser/components/nsBrowserContentHandler.js

@@ -825,4 +825,4 @@ nsDefaultCommandLineHandler.prototype = {
 };
 
 var components = [nsBrowserContentHandler, nsDefaultCommandLineHandler];
-this.NSGetFactory = XPCOMUtils.generateNSGetFactory(components);
+var NSGetFactory = XPCOMUtils.generateNSGetFactory(components);

browser/components/nsBrowserGlue.js

@@ -1751,4 +1751,4 @@ ContentPermissionPrompt.prototype = {
 };
 
 var components = [BrowserGlue, ContentPermissionPrompt];
-this.NSGetFactory = XPCOMUtils.generateNSGetFactory(components);
+var NSGetFactory = XPCOMUtils.generateNSGetFactory(components);

browser/components/places/src/PlacesProtocolHandler.js

@@ -46,4 +46,4 @@ PlacesProtocolHandler.prototype = {
   classID: Components.ID("{6bcb9bde-9018-4443-a071-c32653469597}")
 };
 
-this.NSGetFactory = XPCOMUtils.generateNSGetFactory([PlacesProtocolHandler]);
+var NSGetFactory = XPCOMUtils.generateNSGetFactory([PlacesProtocolHandler]);

browser/components/places/src/PlacesUIUtils.jsm

@@ -3,7 +3,7 @@
  * 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/. */
 
-this.EXPORTED_SYMBOLS = ["PlacesUIUtils"];
+var EXPORTED_SYMBOLS = ["PlacesUIUtils"];
 
 var Ci = Components.interfaces;
 var Cc = Components.classes;
@@ -21,7 +21,7 @@ XPCOMUtils.defineLazyGetter(this, "PlacesUtils", function() {
   return PlacesUtils;
 });
 
-this.PlacesUIUtils = {
+var PlacesUIUtils = {
   ORGANIZER_LEFTPANE_VERSION: 7,
   ORGANIZER_FOLDER_ANNO: "PlacesOrganizer/OrganizerFolder",
   ORGANIZER_QUERY_ANNO: "PlacesOrganizer/OrganizerQuery",

browser/components/privatebrowsing/src/nsPrivateBrowsingService.js

@@ -591,4 +591,4 @@ PrivateBrowsingService.prototype = {
   }
 };
 
-this.NSGetFactory = XPCOMUtils.generateNSGetFactory([PrivateBrowsingService]);
+var NSGetFactory = XPCOMUtils.generateNSGetFactory([PrivateBrowsingService]);

browser/components/sessionstore/src/DocumentUtils.jsm

@@ -2,7 +2,7 @@
  * 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/. */
 
-this.EXPORTED_SYMBOLS = [ "DocumentUtils" ];
+EXPORTED_SYMBOLS = [ "DocumentUtils" ];
 
 const Cu = Components.utils;
 const Ci = Components.interfaces;
@@ -10,7 +10,7 @@ const Ci = Components.interfaces;
 Cu.import("resource://gre/modules/XPCOMUtils.jsm");
 Cu.import("resource:///modules/sessionstore/XPathGenerator.jsm");
 
-this.DocumentUtils = {
+let DocumentUtils = {
   /**
    * Obtain form data for a DOMDocument instance.
    *

browser/components/sessionstore/src/SessionStorage.jsm

@@ -2,7 +2,7 @@
 * 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/. */
 
-this.EXPORTED_SYMBOLS = ["SessionStorage"];
+let EXPORTED_SYMBOLS = ["SessionStorage"];
 
 const Cu = Components.utils;
 
@@ -12,7 +12,7 @@ Cu.import("resource://gre/modules/XPCOMUtils.jsm");
 XPCOMUtils.defineLazyModuleGetter(this, "SessionStore",
   "resource:///modules/sessionstore/SessionStore.jsm");
 
-this.SessionStorage = {
+let SessionStorage = {
   /**
    * Updates all sessionStorage "super cookies"
    * @param aDocShell

browser/components/sessionstore/src/SessionStore.jsm

@@ -2,7 +2,7 @@
  * 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/. */
 
-this.EXPORTED_SYMBOLS = ["SessionStore"];
+let EXPORTED_SYMBOLS = ["SessionStore"];
 
 const Cu = Components.utils;
 const Cc = Components.classes;
@@ -99,7 +99,7 @@ function debug(aMsg) {
   Services.console.logStringMessage(aMsg);
 }
 
-this.SessionStore = {
+let SessionStore = {
   get canRestoreLastSession() {
     return SessionStoreInternal.canRestoreLastSession;
   },

browser/components/sessionstore/src/XPathGenerator.jsm

@@ -2,9 +2,9 @@
  * 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/. */
 
-this.EXPORTED_SYMBOLS = ["XPathGenerator"];
+let EXPORTED_SYMBOLS = ["XPathGenerator"];
 
-this.XPathGenerator = {
+let XPathGenerator = {
   // these two hashes should be kept in sync
   namespaceURIs:     { "xhtml": "http://www.w3.org/1999/xhtml" },
   namespacePrefixes: { "http://www.w3.org/1999/xhtml": "xhtml" },

browser/components/sessionstore/src/nsSessionStartup.js

@@ -319,4 +319,4 @@ SessionStartup.prototype = {
   classID:          Components.ID("{ec7a6c20-e081-11da-8ad9-0800200c9a66}"),
 };
 
-this.NSGetFactory = XPCOMUtils.generateNSGetFactory([SessionStartup]);
+var NSGetFactory = XPCOMUtils.generateNSGetFactory([SessionStartup]);

browser/components/sessionstore/src/nsSessionStore.js

@@ -34,4 +34,4 @@ SessionStoreService.prototype.classID =
 SessionStoreService.prototype.QueryInterface =
   XPCOMUtils.generateQI([Ci.nsISessionStore]);
 
-this.NSGetFactory = XPCOMUtils.generateNSGetFactory([SessionStoreService]);
+let NSGetFactory = XPCOMUtils.generateNSGetFactory([SessionStoreService]);

browser/components/shell/src/nsSetDefaultBrowser.js

@@ -28,4 +28,4 @@ nsSetDefaultBrowser.prototype = {
   QueryInterface: XPCOMUtils.generateQI([Ci.nsICommandLineHandler]),
 };
 
-this.NSGetFactory = XPCOMUtils.generateNSGetFactory([nsSetDefaultBrowser]);
+var NSGetFactory = XPCOMUtils.generateNSGetFactory([nsSetDefaultBrowser]);

browser/components/sidebar/nsSidebar.js

@@ -183,7 +183,7 @@ nsSidebar.prototype.classInfo = XPCOMUtils.generateCI({classID: SIDEBAR_CID,
 
 nsSidebar.prototype.QueryInterface = XPCOMUtils.generateQI([nsISidebar, nsISidebarExternal]);
 
-this.NSGetFactory = XPCOMUtils.generateNSGetFactory([nsSidebar]);
+var NSGetFactory = XPCOMUtils.generateNSGetFactory([nsSidebar]);
 
 /* static functions */
 if (DEBUG)

browser/components/tabview/modules/utils.jsm

@@ -7,7 +7,7 @@
 // **********
 // Title: utils.js
 
-this.EXPORTED_SYMBOLS = ["Point", "Rect", "Range", "Subscribable", "Utils", "MRUList"];
+let EXPORTED_SYMBOLS = ["Point", "Rect", "Range", "Subscribable", "Utils", "MRUList"];
 
 // #########
 const Ci = Components.interfaces;
@@ -23,7 +23,7 @@ Cu.import("resource://gre/modules/Services.jsm");
 // If a is a Point, creates a copy of it. Otherwise, expects a to be x,
 // and creates a Point with it along with y. If either a or y are omitted,
 // 0 is used in their place.
-this.Point = function Point(a, y) {
+function Point(a, y) {
   if (Utils.isPoint(a)) {
     this.x = a.x;
     this.y = a.y;
@@ -60,7 +60,7 @@ Point.prototype = {
 // Constructor: Rect
 // If a is a Rect, creates a copy of it. Otherwise, expects a to be left,
 // and creates a Rect with it along with top, width, and height.
-this.Rect = function Rect(a, top, width, height) {
+function Rect(a, top, width, height) {
   // Note: perhaps 'a' should really be called 'rectOrLeft'
   if (Utils.isRect(a)) {
     this.left = a.left;
@@ -251,7 +251,7 @@ Rect.prototype = {
 //
 // Constructor: Range
 // Creates a Range with the given min and max
-this.Range = function Range(min, max) {
+function Range(min, max) {
   if (Utils.isRange(min) && !max) { // if the one variable given is a range, copy it.
     this.min = min.min;
     this.max = min.max;
@@ -357,7 +357,7 @@ Range.prototype = {
 // ##########
 // Class: Subscribable
 // A mix-in for allowing objects to collect subscribers for custom events.
-this.Subscribable = function Subscribable() {
+function Subscribable() {
   this.subscribers = null;
 };
 
@@ -438,7 +438,7 @@ Subscribable.prototype = {
 // ##########
 // Class: Utils
 // Singelton with common utility functions.
-this.Utils = {
+let Utils = {
   // ----------
   // Function: toString
   // Prints [Utils] for debug use
@@ -768,7 +768,7 @@ this.Utils = {
 //
 // Constructor: MRUList
 // If a is an array of entries, creates a copy of it.
-this.MRUList = function MRUList(a) {
+function MRUList(a) {
   if (Array.isArray(a))
     this._list = a.concat();
   else

browser/components/thumbnails/PageThumbs.jsm

@@ -4,7 +4,7 @@
 
 "use strict";
 
-this.EXPORTED_SYMBOLS = ["PageThumbs", "PageThumbsStorage"];
+let EXPORTED_SYMBOLS = ["PageThumbs", "PageThumbsStorage"];
 
 const Cu = Components.utils;
 const Cc = Components.classes;
@@ -59,7 +59,7 @@ XPCOMUtils.defineLazyGetter(this, "gUnicodeConverter", function () {
  * Singleton providing functionality for capturing web page thumbnails and for
  * accessing them if already cached.
  */
-this.PageThumbs = {
+let PageThumbs = {
   _initialized: false,
 
   /**
@@ -278,7 +278,7 @@ this.PageThumbs = {
   },
 };
 
-this.PageThumbsStorage = {
+let PageThumbsStorage = {
   getDirectory: function Storage_getDirectory(aCreate = true) {
     return FileUtils.getDir("ProfLD", [THUMBNAIL_DIRECTORY], aCreate);
   },

browser/components/thumbnails/PageThumbsProtocol.js

@@ -88,7 +88,7 @@ Protocol.prototype = {
   QueryInterface: XPCOMUtils.generateQI([Ci.nsIProtocolHandler])
 };
 
-this.NSGetFactory = XPCOMUtils.generateNSGetFactory([Protocol]);
+let NSGetFactory = XPCOMUtils.generateNSGetFactory([Protocol]);
 
 /**
  * Parses a given URI and extracts all parameters relevant to this protocol.

browser/devtools/commandline/CmdAddon.jsm

@@ -4,7 +4,7 @@
 
 const { classes: Cc, interfaces: Ci, utils: Cu } = Components;
 
-this.EXPORTED_SYMBOLS = [ "Flags" ];
+let EXPORTED_SYMBOLS = [ "Flags" ];
 
 Cu.import("resource:///modules/devtools/gcli.jsm");
 Cu.import("resource://gre/modules/XPCOMUtils.jsm");
@@ -15,7 +15,7 @@ XPCOMUtils.defineLazyModuleGetter(this, "AddonManager",
 
 // We need to use an object in which to store any flags because a primitive
 // would remain undefined.
-this.Flags = {
+let Flags = {
   addonsLoaded: false
 };
 

browser/devtools/commandline/CmdBreak.jsm

@@ -4,7 +4,7 @@
 
 const { classes: Cc, interfaces: Ci, utils: Cu } = Components;
 
-this.EXPORTED_SYMBOLS = [ ];
+let EXPORTED_SYMBOLS = [ ];
 
 Cu.import("resource:///modules/devtools/gcli.jsm");
 Cu.import("resource://gre/modules/XPCOMUtils.jsm");

browser/devtools/commandline/CmdCalllog.jsm

@@ -4,7 +4,7 @@
 
 const { classes: Cc, interfaces: Ci, utils: Cu } = Components;
 
-this.EXPORTED_SYMBOLS = [ ];
+let EXPORTED_SYMBOLS = [ ];
 
 Cu.import("resource:///modules/devtools/gcli.jsm");
 Cu.import("resource://gre/modules/XPCOMUtils.jsm");

browser/devtools/commandline/CmdCalllogChrome.jsm

@@ -3,7 +3,7 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 
-this.EXPORTED_SYMBOLS = [ ];
+let EXPORTED_SYMBOLS = [ ];
 
 const { classes: Cc, interfaces: Ci, utils: Cu } = Components;
 

browser/devtools/commandline/CmdCmd.jsm

@@ -2,7 +2,7 @@
  * 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/. */
 
-this.EXPORTED_SYMBOLS = [ "CmdCommands" ];
+let EXPORTED_SYMBOLS = [ "CmdCommands" ];
 
 const { classes: Cc, interfaces: Ci, utils: Cu } = Components;
 
@@ -32,7 +32,7 @@ let commands = [];
 /**
  * Exported API
  */
-this.CmdCommands = {
+let CmdCommands = {
   /**
    * Called to look in a directory pointed at by the devtools.commands.dir pref
    * for *.mozcmd files which are then loaded.

browser/devtools/commandline/CmdConsole.jsm

@@ -4,7 +4,7 @@
 
 const { classes: Cc, interfaces: Ci, utils: Cu } = Components;
 
-this.EXPORTED_SYMBOLS = [ ];
+let EXPORTED_SYMBOLS = [ ];
 
 Cu.import("resource:///modules/devtools/gcli.jsm");
 Cu.import("resource://gre/modules/XPCOMUtils.jsm");

browser/devtools/commandline/CmdCookie.jsm

@@ -4,7 +4,7 @@
 
 const { classes: Cc, interfaces: Ci, utils: Cu } = Components;
 
-this.EXPORTED_SYMBOLS = [ ];
+let EXPORTED_SYMBOLS = [ ];
 
 Cu.import("resource:///modules/devtools/gcli.jsm");
 Cu.import("resource://gre/modules/XPCOMUtils.jsm");

browser/devtools/commandline/CmdDbg.jsm

@@ -4,7 +4,7 @@
 
 const { classes: Cc, interfaces: Ci, utils: Cu } = Components;
 
-this.EXPORTED_SYMBOLS = [ ];
+let EXPORTED_SYMBOLS = [ ];
 
 Cu.import("resource:///modules/devtools/gcli.jsm");
 Cu.import("resource://gre/modules/XPCOMUtils.jsm");

browser/devtools/commandline/CmdEcho.jsm

@@ -4,7 +4,7 @@
 
 const { classes: Cc, interfaces: Ci, utils: Cu } = Components;
 
-this.EXPORTED_SYMBOLS = [ ];
+let EXPORTED_SYMBOLS = [ ];
 
 Cu.import("resource:///modules/devtools/gcli.jsm");
 

browser/devtools/commandline/CmdExport.jsm

@@ -3,8 +3,7 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 const { classes: Cc, interfaces: Ci, utils: Cu } = Components;
-
-this.EXPORTED_SYMBOLS = [ ];
+let EXPORTED_SYMBOLS = [ ];
 
 Cu.import("resource:///modules/devtools/gcli.jsm");
 

browser/devtools/commandline/CmdJsb.jsm

@@ -6,7 +6,7 @@ const { classes: Cc, interfaces: Ci, utils: Cu } = Components;
 const XMLHttpRequest =
   Components.Constructor("@mozilla.org/xmlextras/xmlhttprequest;1");
 
-this.EXPORTED_SYMBOLS = [ ];
+let EXPORTED_SYMBOLS = [ ];
 
 Cu.import("resource://gre/modules/XPCOMUtils.jsm");
 Cu.import("resource:///modules/devtools/gcli.jsm");

browser/devtools/commandline/CmdPagemod.jsm

@@ -4,7 +4,7 @@
 
 const { classes: Cc, interfaces: Ci, utils: Cu } = Components;
 
-this.EXPORTED_SYMBOLS = [ ];
+let EXPORTED_SYMBOLS = [ ];
 
 Cu.import("resource:///modules/devtools/gcli.jsm");
 

browser/devtools/commandline/CmdRestart.jsm

@@ -4,7 +4,7 @@
 
 const { classes: Cc, interfaces: Ci, utils: Cu } = Components;
 
-this.EXPORTED_SYMBOLS = [ ];
+let EXPORTED_SYMBOLS = [ ];
 
 Cu.import("resource:///modules/devtools/gcli.jsm");
 Cu.import("resource://gre/modules/Services.jsm");

browser/devtools/commandline/CmdScreenshot.jsm

@@ -4,7 +4,7 @@
 
 const { classes: Cc, interfaces: Ci, utils: Cu } = Components;
 
-this.EXPORTED_SYMBOLS = [ ];
+let EXPORTED_SYMBOLS = [ ];
 
 Cu.import("resource:///modules/devtools/gcli.jsm");
 Cu.import("resource://gre/modules/XPCOMUtils.jsm");

browser/devtools/commandline/Commands.jsm

@@ -3,7 +3,7 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 
-this.EXPORTED_SYMBOLS = [ ];
+let EXPORTED_SYMBOLS = [ ];
 
 const Cu = Components.utils;
 

browser/devtools/commandline/gcli.jsm

@@ -24,7 +24,7 @@
  * For more information, ask Joe Walker <jwalker@mozilla.com>
  */
 
-this.EXPORTED_SYMBOLS = [ "gcli" ];
+var EXPORTED_SYMBOLS = [ "gcli" ];
 
 Components.utils.import("resource://gre/modules/devtools/Require.jsm");
 Components.utils.import("resource://gre/modules/devtools/Console.jsm");
@@ -10479,4 +10479,4 @@ define("text!gcli/ui/tooltip.html", [], "\n" +
 
 
 // Satisfy EXPORTED_SYMBOLS
-this.gcli = require('gcli/index');
+const gcli = require('gcli/index');

browser/devtools/commandline/test/helpers.js

@@ -54,7 +54,7 @@
  * of GCLI and can be run as a test case.
  */
 
-this.EXPORTED_SYMBOLS = [ 'helpers' ];
+var EXPORTED_SYMBOLS = [ 'helpers' ];
 
 var test = { };
 
@@ -503,7 +503,7 @@ DeveloperToolbarTest.closeAllTabs = function() {
 
 ///////////////////////////////////////////////////////////////////////////////
 
-this.helpers = {};
+var helpers = {};
 
 var assert = { ok: ok, is: is, log: info };
 

browser/devtools/debugger/DebuggerUI.jsm

@@ -25,7 +25,7 @@ XPCOMUtils.defineLazyModuleGetter(this,
 XPCOMUtils.defineLazyModuleGetter(this,
   "FileUtils", "resource:///modules/FileUtils.jsm");
 
-this.EXPORTED_SYMBOLS = ["DebuggerUI"];
+let EXPORTED_SYMBOLS = ["DebuggerUI"];
 
 /**
  * Provides a simple mechanism of managing debugger instances.
@@ -33,10 +33,10 @@ this.EXPORTED_SYMBOLS = ["DebuggerUI"];
  * @param nsIDOMWindow aWindow
  *        The chrome window for which the DebuggerUI instance is created.
  */
-this.DebuggerUI = function DebuggerUI(aWindow) {
+function DebuggerUI(aWindow) {
   this.chromeWindow = aWindow;
   this.listenToTabs();
-};
+}
 
 DebuggerUI.prototype = {
   /**

browser/devtools/highlighter/CmdInspect.jsm

@@ -3,7 +3,7 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 const { classes: Cc, interfaces: Ci, utils: Cu } = Components;
-this.EXPORTED_SYMBOLS = [ ];
+let EXPORTED_SYMBOLS = [ ];
 
 Cu.import("resource:///modules/devtools/gcli.jsm");
 

browser/devtools/highlighter/highlighter.jsm

@@ -12,7 +12,7 @@ Cu.import("resource://gre/modules/Services.jsm");
 Cu.import("resource:///modules/devtools/LayoutHelpers.jsm");
 Cu.import("resource://gre/modules/XPCOMUtils.jsm");
 
-this.EXPORTED_SYMBOLS = ["Highlighter"];
+var EXPORTED_SYMBOLS = ["Highlighter"];
 
 const INSPECTOR_INVISIBLE_ELEMENTS = {
   "head": true,
@@ -113,7 +113,7 @@ const PSEUDO_CLASSES = [":hover", ":active", ":focus"];
  *
  * @param object aWindow
  */
-this.Highlighter = function Highlighter(aWindow)
+function Highlighter(aWindow)
 {
   this.chromeWin = aWindow;
   this.tabbrowser = aWindow.gBrowser;

browser/devtools/highlighter/inspector.jsm

@@ -9,7 +9,7 @@ const Cu = Components.utils;
 const Ci = Components.interfaces;
 const Cr = Components.results;
 
-this.EXPORTED_SYMBOLS = ["InspectorUI"];
+var EXPORTED_SYMBOLS = ["InspectorUI"];
 
 Cu.import("resource://gre/modules/Services.jsm");
 Cu.import("resource://gre/modules/XPCOMUtils.jsm");
@@ -411,7 +411,7 @@ Inspector.prototype = {
  * @param nsIDOMWindow aWindow
  *        The chrome window for which the Inspector instance is created.
  */
-this.InspectorUI = function InspectorUI(aWindow)
+function InspectorUI(aWindow)
 {
   // Let style inspector tools register themselves.
   let tmp = {};

browser/devtools/highlighter/test/helpers.js

@@ -54,7 +54,7 @@
  * of GCLI and can be run as a test case.
  */
 
-this.EXPORTED_SYMBOLS = [ 'helpers' ];
+var EXPORTED_SYMBOLS = [ 'helpers' ];
 
 var test = { };
 
@@ -496,7 +496,7 @@ DeveloperToolbarTest.closeAllTabs = function() {
 
 ///////////////////////////////////////////////////////////////////////////////
 
-this.helpers = {};
+var helpers = {};
 
 helpers._display = undefined;
 

browser/devtools/layoutview/LayoutView.jsm

@@ -12,9 +12,9 @@ Cu.import("resource:///modules/inspector.jsm");
 Cu.import("resource:///modules/devtools/LayoutHelpers.jsm");
 Cu.import("resource:///modules/devtools/CssLogic.jsm");
 
-this.EXPORTED_SYMBOLS = ["LayoutView"];
+var EXPORTED_SYMBOLS = ["LayoutView"];
 
-this.LayoutView = function LayoutView(aOptions)
+function LayoutView(aOptions)
 {
   this.chromeDoc = aOptions.document;
   this.inspector = aOptions.inspector;

browser/devtools/markupview/MarkupView.jsm

@@ -13,7 +13,7 @@ const PAGE_SIZE = 10;
 
 const PREVIEW_AREA = 700;
 
-this.EXPORTED_SYMBOLS = ["MarkupView"];
+var EXPORTED_SYMBOLS = ["MarkupView"];
 
 Cu.import("resource:///modules/devtools/LayoutHelpers.jsm");
 Cu.import("resource:///modules/devtools/CssRuleView.jsm");
@@ -39,7 +39,7 @@ Cu.import("resource://gre/modules/Services.jsm");
  * @param iframe aFrame
  *        An iframe in which the caller has kindly loaded markup-view.xhtml.
  */
-this.MarkupView = function MarkupView(aInspector, aFrame)
+function MarkupView(aInspector, aFrame)
 {
   this._inspector = aInspector;
   this._frame = aFrame;

browser/devtools/responsivedesign/CmdResize.jsm

@@ -4,7 +4,7 @@
 
 const { classes: Cc, interfaces: Ci, utils: Cu } = Components;
 
-this.EXPORTED_SYMBOLS = [ ];
+let EXPORTED_SYMBOLS = [ ];
 
 Cu.import("resource:///modules/devtools/gcli.jsm");
 

browser/devtools/responsivedesign/responsivedesign.jsm

@@ -12,7 +12,7 @@ Cu.import("resource://gre/modules/XPCOMUtils.jsm");
 Cu.import("resource:///modules/devtools/FloatingScrollbars.jsm");
 Cu.import("resource:///modules/devtools/EventEmitter.jsm");
 
-this.EXPORTED_SYMBOLS = ["ResponsiveUIManager"];
+var EXPORTED_SYMBOLS = ["ResponsiveUIManager"];
 
 const MIN_WIDTH = 50;
 const MIN_HEIGHT = 50;
@@ -20,7 +20,7 @@ const MIN_HEIGHT = 50;
 const MAX_WIDTH = 10000;
 const MAX_HEIGHT = 10000;
 
-this.ResponsiveUIManager = {
+let ResponsiveUIManager = {
   /**
    * Check if the a tab is in a responsive mode.
    * Leave the responsive mode if active,

browser/devtools/responsivedesign/test/helpers.js

@@ -54,7 +54,7 @@
  * of GCLI and can be run as a test case.
  */
 
-this.EXPORTED_SYMBOLS = [ 'helpers' ];
+var EXPORTED_SYMBOLS = [ 'helpers' ];
 
 var test = { };
 
@@ -496,7 +496,7 @@ DeveloperToolbarTest.closeAllTabs = function() {
 
 ///////////////////////////////////////////////////////////////////////////////
 
-this.helpers = {};
+var helpers = {};
 
 helpers._display = undefined;
 

browser/devtools/scratchpad/scratchpad-manager.jsm

@@ -5,7 +5,7 @@
 
 "use strict";
 
-this.EXPORTED_SYMBOLS = ["ScratchpadManager"];
+var EXPORTED_SYMBOLS = ["ScratchpadManager"];
 
 const Cc = Components.classes;
 const Ci = Components.interfaces;
@@ -21,7 +21,7 @@ Cu.import("resource://gre/modules/Services.jsm");
  * of open scratchpads for session restore. There's only one ScratchpadManager in
  * the life of the browser.
  */
-this.ScratchpadManager = {
+var ScratchpadManager = {
 
   _nextUid: 1,
   _scratchpads: [],

browser/devtools/shared/Browser.jsm

@@ -11,14 +11,14 @@
  * forwards to dump();
  */
 
-this.EXPORTED_SYMBOLS = [ "Node", "HTMLElement", "setTimeout", "clearTimeout" ];
+const EXPORTED_SYMBOLS = [ "Node", "HTMLElement", "setTimeout", "clearTimeout" ];
 
 /**
  * Expose Node/HTMLElement objects. This allows us to use the Node constants
  * without resorting to hardcoded numbers
  */
-this.Node = Components.interfaces.nsIDOMNode;
-this.HTMLElement = Components.interfaces.nsIDOMHTMLElement;
+const Node = Components.interfaces.nsIDOMNode;
+const HTMLElement = Components.interfaces.nsIDOMHTMLElement;
 
 Components.utils.import("resource://gre/modules/XPCOMUtils.jsm");
 
@@ -66,7 +66,7 @@ TimerCallback.prototype.notify = function(timer) {
  * @return the ID of the timeout, which can be used later with
  * window.clearTimeout.
  */
-this.setTimeout = function setTimeout(callback, delay) {
+const setTimeout = function setTimeout(callback, delay) {
   const timer = Components.classes["@mozilla.org/timer;1"]
                         .createInstance(Components.interfaces.nsITimer);
 
@@ -83,7 +83,7 @@ this.setTimeout = function setTimeout(callback, delay) {
  * @param timerID the ID of the timeout you wish to clear, as returned by
  * window.setTimeout().
  */
-this.clearTimeout = function clearTimeout(timerID) {
+const clearTimeout = function clearTimeout(timerID) {
   let timer = timers[timerID];
   if (timer) {
     timer.cancel();

browser/devtools/shared/DOMHelpers.jsm

@@ -2,7 +2,7 @@
  * 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/. */
 
-this.EXPORTED_SYMBOLS = ["DOMHelpers"];
+const EXPORTED_SYMBOLS = ["DOMHelpers"];
 
 /**
  * DOMHelpers
@@ -12,7 +12,7 @@ this.EXPORTED_SYMBOLS = ["DOMHelpers"];
  * @param nsIDOMWindow aWindow
  *        The content window, owning the document to traverse.
  */
-this.DOMHelpers = function DOMHelpers(aWindow) {
+function DOMHelpers(aWindow) {
   this.window = aWindow;
 };
 

browser/devtools/shared/DeveloperToolbar.jsm

@@ -4,7 +4,7 @@
 
 "use strict";
 
-this.EXPORTED_SYMBOLS = [ "DeveloperToolbar" ];
+const EXPORTED_SYMBOLS = [ "DeveloperToolbar" ];
 
 const NS_XHTML = "http://www.w3.org/1999/xhtml";
 const XUL_NS = "http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul";
@@ -46,7 +46,7 @@ XPCOMUtils.defineLazyGetter(this, "isLinux", function () {
  * @param aChromeWindow The browser window to which this toolbar is attached
  * @param aToolbarElement See browser.xul:<toolbar id="developer-toolbar">
  */
-this.DeveloperToolbar = function DeveloperToolbar(aChromeWindow, aToolbarElement)
+function DeveloperToolbar(aChromeWindow, aToolbarElement)
 {
   this._chromeWindow = aChromeWindow;
 

browser/devtools/shared/EventEmitter.jsm

@@ -1,8 +1,6 @@
-// XXXkhuey this should have a license header.
+var EXPORTED_SYMBOLS = ["EventEmitter"];
 
-this.EXPORTED_SYMBOLS = ["EventEmitter"];
-
-this.EventEmitter = function EventEmitter() {
+function EventEmitter() {
 }
 
 EventEmitter.prototype = {

browser/devtools/shared/FloatingScrollbars.jsm

@@ -6,7 +6,7 @@
 
 const { classes: Cc, interfaces: Ci, utils: Cu } = Components;
 
-this.EXPORTED_SYMBOLS = [ "switchToFloatingScrollbars", "switchToNativeScrollbars" ];
+const EXPORTED_SYMBOLS = [ "switchToFloatingScrollbars", "switchToNativeScrollbars" ];
 
 Cu.import("resource://gre/modules/Services.jsm");
 
@@ -20,7 +20,7 @@ let trackedTabs = new WeakMap();
  * @param aTab the targeted tab.
  *
  */
-this.switchToFloatingScrollbars = function switchToFloatingScrollbars(aTab) {
+function switchToFloatingScrollbars(aTab) {
   let mgr = trackedTabs.get(aTab);
   if (!mgr) {
     mgr = new ScrollbarManager(aTab);
@@ -34,7 +34,7 @@ this.switchToFloatingScrollbars = function switchToFloatingScrollbars(aTab) {
  * @param aTab the targeted tab.
  *
  */
-this.switchToNativeScrollbars = function switchToNativeScrollbars(aTab) {
+function switchToNativeScrollbars(aTab) {
   let mgr = trackedTabs.get(aTab);
   if (mgr) {
     mgr.reset();

browser/devtools/shared/Jsbeautify.jsm

@@ -56,9 +56,9 @@
 
 */
 
-this.EXPORTED_SYMBOLS = ["js_beautify"];
+let EXPORTED_SYMBOLS = ["js_beautify"];
 
-this.js_beautify = function js_beautify(js_source_text, options) {
+function js_beautify(js_source_text, options) {
 
     var input, output, token_text, last_type, last_text, last_last_text, last_word, flags, flag_store, indent_string;
     var whitespace, wordchar, punct, parser_pos, line_starters, digits;

browser/devtools/shared/LayoutHelpers.jsm

@@ -18,9 +18,9 @@ XPCOMUtils.defineLazyGetter(this, "PlatformKeys", function() {
     "chrome://global-platform/locale/platformKeys.properties");
 });
 
-this.EXPORTED_SYMBOLS = ["LayoutHelpers"];
+var EXPORTED_SYMBOLS = ["LayoutHelpers"];
 
-this.LayoutHelpers = LayoutHelpers = {
+LayoutHelpers = {
 
   /**
    * Compute the position and the dimensions for the visible portion

browser/devtools/shared/SplitView.jsm

@@ -5,7 +5,7 @@
 
 "use strict";
 
-this.EXPORTED_SYMBOLS = ["SplitView"];
+const EXPORTED_SYMBOLS = ["SplitView"];
 
 /* this must be kept in sync with CSS (ie. splitview.css) */
 const LANDSCAPE_MEDIA_QUERY = "(min-width: 551px)";
@@ -26,7 +26,7 @@ const BINDING_USERDATA = "splitview-binding";
  * @param DOMElement aRoot
  * @see appendItem
  */
-this.SplitView = function SplitView(aRoot)
+function SplitView(aRoot)
 {
   this._root = aRoot;
   this._controller = aRoot.querySelector(".splitview-controller");

browser/devtools/shared/Templater.jsm

@@ -15,7 +15,7 @@
  */
 
 
-this.EXPORTED_SYMBOLS = [ "Templater", "template" ];
+var EXPORTED_SYMBOLS = [ "Templater", "template" ];
 
 Components.utils.import("resource://gre/modules/Services.jsm");
 const Node = Components.interfaces.nsIDOMNode;
@@ -44,7 +44,7 @@ const Node = Components.interfaces.nsIDOMNode;
  *   convert null/undefined to ''. By setting blankNullUndefined:true, this
  *   conversion is handled by DOMTemplate
  */
-this.template = function template(node, data, options) {
+function template(node, data, options) {
   var template = new Templater(options || {});
   template.processNode(node, data);
   return template;
@@ -54,7 +54,7 @@ this.template = function template(node, data, options) {
  * Construct a Templater object. Use template() in preference to this ctor.
  * @deprecated Use template(node, data, options);
  */
-this.Templater = function Templater(options) {
+function Templater(options) {
   if (options == null) {
     options = { allowEval: true };
   }

browser/devtools/shared/Undo.jsm

@@ -5,7 +5,7 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 const Cu = Components.utils;
 
-this.EXPORTED_SYMBOLS = ["UndoStack"];
+var EXPORTED_SYMBOLS=["UndoStack"];
 
 /**
  * A simple undo stack manager.
@@ -19,7 +19,7 @@ this.EXPORTED_SYMBOLS = ["UndoStack"];
  * @param integer aMaxUndo Maximum number of undo steps.
  *   defaults to 50.
  */
-this.UndoStack = function UndoStack(aMaxUndo)
+function UndoStack(aMaxUndo)
 {
   this.maxUndo = aMaxUndo || 50;
   this._stack = [];

browser/devtools/shared/test/helpers.js

@@ -54,7 +54,7 @@
  * of GCLI and can be run as a test case.
  */
 
-this.EXPORTED_SYMBOLS = [ 'helpers' ];
+var EXPORTED_SYMBOLS = [ 'helpers' ];
 
 var test = { };
 
@@ -496,7 +496,7 @@ DeveloperToolbarTest.closeAllTabs = function() {
 
 ///////////////////////////////////////////////////////////////////////////////
 
-this.helpers = {};
+var helpers = {};
 
 helpers._display = undefined;
 

browser/devtools/sourceeditor/source-editor-orion.jsm

@@ -140,7 +140,7 @@ if (Services.appinfo.OS == "WINNT" ||
   });
 }
 
-this.EXPORTED_SYMBOLS = ["SourceEditor"];
+var EXPORTED_SYMBOLS = ["SourceEditor"];
 
 /**
  * The SourceEditor object constructor. The SourceEditor component allows you to
@@ -151,7 +151,7 @@ this.EXPORTED_SYMBOLS = ["SourceEditor"];
  *
  * @constructor
  */
-this.SourceEditor = function SourceEditor() {
+function SourceEditor() {
   // Update the SourceEditor defaults from user preferences.
 
   SourceEditor.DEFAULTS.tabSize =

browser/devtools/sourceeditor/source-editor-ui.jsm

@@ -9,12 +9,12 @@ const Cu = Components.utils;
 
 Cu.import("resource://gre/modules/Services.jsm");
 
-this.EXPORTED_SYMBOLS = ["SourceEditorUI"];
+var EXPORTED_SYMBOLS = ["SourceEditorUI"];
 
 /**
  * The Source Editor component user interface.
  */
-this.SourceEditorUI = function SourceEditorUI(aEditor)
+function SourceEditorUI(aEditor)
 {
   this.editor = aEditor;
   this._onDirtyChanged = this._onDirtyChanged.bind(this);

browser/devtools/sourceeditor/source-editor.jsm

@@ -34,8 +34,8 @@ try {
 }
 
 // Export the SourceEditor.
-this.SourceEditor = obj.SourceEditor;
-this.EXPORTED_SYMBOLS = ["SourceEditor"];
+var SourceEditor = obj.SourceEditor;
+var EXPORTED_SYMBOLS = ["SourceEditor"];
 
 // Add the constants used by all SourceEditors.
 

browser/devtools/styleeditor/CmdEdit.jsm

@@ -4,7 +4,7 @@
 
 const { classes: Cc, interfaces: Ci, utils: Cu } = Components;
 
-this.EXPORTED_SYMBOLS = [ ];
+let EXPORTED_SYMBOLS = [ ];
 
 Cu.import("resource://gre/modules/XPCOMUtils.jsm");
 Cu.import("resource:///modules/devtools/gcli.jsm");

browser/devtools/styleeditor/StyleEditor.jsm

@@ -5,7 +5,7 @@
 
 "use strict";
 
-this.EXPORTED_SYMBOLS = ["StyleEditor", "StyleEditorFlags", "StyleEditorManager"];
+const EXPORTED_SYMBOLS = ["StyleEditor", "StyleEditorFlags", "StyleEditorManager"];
 
 const Cc = Components.classes;
 const Ci = Components.interfaces;
@@ -65,7 +65,7 @@ const TRANSITIONS_ENABLED = Services.prefs.getBoolPref(TRANSITIONS_PREF);
  * @see inputElement
  * @see StyleEditorChrome
  */
-this.StyleEditor = function StyleEditor(aDocument, aStyleSheet)
+function StyleEditor(aDocument, aStyleSheet)
 {
   assert(aDocument, "Argument 'aDocument' is required.");
 
@@ -1143,7 +1143,7 @@ StyleEditor.prototype = {
  *
  * @see StyleEditor.setFlag
  */
-this.StyleEditorFlags = {
+let StyleEditorFlags = {
   DISABLED:      "disabled",
   ERROR:         "error",
   IMPORTED:      "imported",
@@ -1282,7 +1282,7 @@ function setupBracketCompletion(aSourceEditor)
   * Manage the different editors instances.
   */
 
-this.StyleEditorManager = function StyleEditorManager(aWindow) {
+function StyleEditorManager(aWindow) {
   this.chromeWindow = aWindow;
   this.listenToTabs();
   this.editors = new WeakMap();

browser/devtools/styleeditor/StyleEditorChrome.jsm

@@ -5,7 +5,7 @@
 
 "use strict";
 
-this.EXPORTED_SYMBOLS = ["StyleEditorChrome"];
+const EXPORTED_SYMBOLS = ["StyleEditorChrome"];
 
 const Cc = Components.classes;
 const Ci = Components.interfaces;
@@ -32,7 +32,7 @@ const STYLE_EDITOR_TEMPLATE = "stylesheet";
  * @param DOMWindow aContentWindow
  *        Content DOMWindow to attach to this chrome.
  */
-this.StyleEditorChrome = function StyleEditorChrome(aRoot, aContentWindow)
+function StyleEditorChrome(aRoot, aContentWindow)
 {
   assert(aRoot, "Argument 'aRoot' is required to initialize StyleEditorChrome.");
 

browser/devtools/styleeditor/StyleEditorUtil.jsm

@@ -5,11 +5,11 @@
 
 "use strict";
 
-this.EXPORTED_SYMBOLS = [
+const EXPORTED_SYMBOLS = [
   "_",
   "assert",
-  "attr", // XXXkhuey unused?
-  "getCurrentBrowserTabContentWindow", // XXXkhuey unused?
+  "attr",
+  "getCurrentBrowserTabContentWindow",
   "log",
   "text",
   "wire"
@@ -35,7 +35,7 @@ const gStringBundle = Services.strings.createBundle(PROPERTIES_URL);
  *        Optional arguments to format in the string.
  * @return string
  */
-this._ = function _(aName)
+function _(aName)
 {
 
   if (arguments.length == 1) {
@@ -53,7 +53,7 @@ this._ = function _(aName)
  *        Optional message.
  * @return aExpression
  */
-this.assert = function assert(aExpression, aMessage)
+function assert(aExpression, aMessage)
 {
   if (!!!(aExpression)) {
     let msg = aMessage ? "ASSERTION FAILURE:" + aMessage : "ASSERTION FAILURE";
@@ -76,7 +76,7 @@ this.assert = function assert(aExpression, aMessage)
  *         Text content of matching element or null if there were no element
  *         matching aSelector.
  */
-this.text = function text(aRoot, aSelector, aText)
+function text(aRoot, aSelector, aText)
 {
   let element = aRoot.querySelector(aSelector);
   if (!element) {
@@ -113,7 +113,7 @@ function forEach(aObject, aCallback)
  *        One or multiple arguments to log.
  *        If multiple arguments are given, they will be joined by " " in the log.
  */
-this.log = function log()
+function log()
 {
   console.logStringMessage(Array.prototype.slice.call(arguments).join(" "));
 }
@@ -136,7 +136,7 @@ this.log = function log()
  *        If aDescriptor is a function, the argument is equivalent to :
  *        {events: {'click': aDescriptor}}
  */
-this.wire = function wire(aRoot, aSelectorOrElement, aDescriptor)
+function wire(aRoot, aSelectorOrElement, aDescriptor)
 {
   let matches;
   if (typeof(aSelectorOrElement) == "string") { // selector

browser/devtools/styleeditor/test/helpers.js

@@ -54,7 +54,7 @@
  * of GCLI and can be run as a test case.
  */
 
-this.EXPORTED_SYMBOLS = [ 'helpers' ];
+var EXPORTED_SYMBOLS = [ 'helpers' ];
 
 var test = { };
 
@@ -496,7 +496,7 @@ DeveloperToolbarTest.closeAllTabs = function() {
 
 ///////////////////////////////////////////////////////////////////////////////
 
-this.helpers = {};
+var helpers = {};
 
 helpers._display = undefined;
 

browser/devtools/styleinspector/CssHtmlTree.jsm

@@ -18,7 +18,7 @@ Cu.import("resource://gre/modules/XPCOMUtils.jsm");
 Cu.import("resource:///modules/devtools/CssLogic.jsm");
 Cu.import("resource:///modules/devtools/Templater.jsm");
 
-this.EXPORTED_SYMBOLS = ["CssHtmlTree", "PropertyView"];
+var EXPORTED_SYMBOLS = ["CssHtmlTree", "PropertyView"];
 
 /**
  * Helper for long-running processes that should yield occasionally to
@@ -116,7 +116,7 @@ UpdateProcess.prototype = {
  * @params {StyleInspector} aStyleInspector The owner of this CssHtmlTree
  * @constructor
  */
-this.CssHtmlTree = function CssHtmlTree(aStyleInspector)
+function CssHtmlTree(aStyleInspector)
 {
   this.styleWin = aStyleInspector.iframe;
   this.styleInspector = aStyleInspector;
@@ -719,7 +719,7 @@ CssHtmlTree.prototype = {
  * @param {string} aName the CSS property name for which this PropertyView
  * instance will render the rules.
  */
-this.PropertyView = function PropertyView(aTree, aName)
+function PropertyView(aTree, aName)
 {
   this.tree = aTree;
   this.name = aName;