Remove telemetry experiments framework

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]);