diff options
Diffstat (limited to 'browser/experiments/ExperimentsService.js')
-rw-r--r-- | browser/experiments/ExperimentsService.js | 118 |
1 files changed, 0 insertions, 118 deletions
diff --git a/browser/experiments/ExperimentsService.js b/browser/experiments/ExperimentsService.js deleted file mode 100644 index 53e811251..000000000 --- a/browser/experiments/ExperimentsService.js +++ /dev/null @@ -1,118 +0,0 @@ -/* 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/. */ - -"use strict"; - -const {interfaces: Ci, utils: Cu} = Components; - -Cu.import("resource://gre/modules/XPCOMUtils.jsm"); -Cu.import("resource://gre/modules/Services.jsm"); -Cu.import("resource://gre/modules/Preferences.jsm"); - -XPCOMUtils.defineLazyModuleGetter(this, "Experiments", - "resource:///modules/experiments/Experiments.jsm"); -XPCOMUtils.defineLazyModuleGetter(this, "OS", - "resource://gre/modules/osfile.jsm"); -XPCOMUtils.defineLazyModuleGetter(this, "CommonUtils", - "resource://services-common/utils.js"); - -const PREF_EXPERIMENTS_ENABLED = "experiments.enabled"; -const PREF_ACTIVE_EXPERIMENT = "experiments.activeExperiment"; // whether we have an active experiment -const PREF_TELEMETRY_ENABLED = "toolkit.telemetry.enabled"; -const PREF_TELEMETRY_UNIFIED = "toolkit.telemetry.unified"; -const DELAY_INIT_MS = 30 * 1000; - -// Whether the FHR/Telemetry unification features are enabled. -// Changing this pref requires a restart. -const IS_UNIFIED_TELEMETRY = Preferences.get(PREF_TELEMETRY_UNIFIED, false); - -XPCOMUtils.defineLazyGetter( - this, "gPrefs", () => { - return new Preferences(); - }); - -XPCOMUtils.defineLazyGetter( - this, "gExperimentsEnabled", () => { - // We can enable experiments if either unified Telemetry or FHR is on, and the user - // has opted into Telemetry. - return gPrefs.get(PREF_EXPERIMENTS_ENABLED, false) && - IS_UNIFIED_TELEMETRY && gPrefs.get(PREF_TELEMETRY_ENABLED, false); - }); - -XPCOMUtils.defineLazyGetter( - this, "gActiveExperiment", () => { - return gPrefs.get(PREF_ACTIVE_EXPERIMENT); - }); - -function ExperimentsService() { - this._initialized = false; - this._delayedInitTimer = null; -} - -ExperimentsService.prototype = { - classID: Components.ID("{f7800463-3b97-47f9-9341-b7617e6d8d49}"), - QueryInterface: XPCOMUtils.generateQI([Ci.nsITimerCallback, Ci.nsIObserver]), - - notify: function (timer) { - if (!gExperimentsEnabled) { - return; - } - if (OS.Constants.Path.profileDir === undefined) { - throw Error("Update timer fired before profile was initialized?"); - } - let instance = Experiments.instance(); - if (instance.isReady) { - instance.updateManifest(); - } - }, - - _delayedInit: function () { - if (!this._initialized) { - this._initialized = true; - Experiments.instance(); // for side effects - } - }, - - observe: function (subject, topic, data) { - switch (topic) { - case "profile-after-change": - if (gExperimentsEnabled) { - Services.obs.addObserver(this, "quit-application", false); - Services.obs.addObserver(this, "sessionstore-state-finalized", false); - Services.obs.addObserver(this, "EM-loaded", false); - - if (gActiveExperiment) { - this._initialized = true; - Experiments.instance(); // for side effects - } - } - break; - case "sessionstore-state-finalized": - if (!this._initialized) { - CommonUtils.namedTimer(this._delayedInit, DELAY_INIT_MS, this, "_delayedInitTimer"); - } - break; - case "EM-loaded": - if (!this._initialized) { - Experiments.instance(); // for side effects - this._initialized = true; - - if (this._delayedInitTimer) { - this._delayedInitTimer.clear(); - } - } - break; - case "quit-application": - Services.obs.removeObserver(this, "quit-application"); - Services.obs.removeObserver(this, "sessionstore-state-finalized"); - Services.obs.removeObserver(this, "EM-loaded"); - if (this._delayedInitTimer) { - this._delayedInitTimer.clear(); - } - break; - } - }, -}; - -this.NSGetFactory = XPCOMUtils.generateNSGetFactory([ExperimentsService]); |