Remove telemetry experiments framework

16 files changed, 0 insertions, 3729 deletions

diff --git a/browser/experiments/test/xpcshell/.eslintrc.js b/browser/experiments/test/xpcshell/.eslintrc.js
deleted file mode 100644
index 1f540a05b..000000000
--- a/browser/experiments/test/xpcshell/.eslintrc.js
+++ /dev/null
@@ -1,15 +0,0 @@
-"use strict";
-
-module.exports = {
-  "extends": [
-    "../../../../testing/xpcshell/xpcshell.eslintrc.js"
-  ],
-
-  "rules": {
-    "no-unused-vars": ["error", {
-      "vars": "all",
-      "varsIgnorePattern": "^(Cc|Ci|Cr|Cu|EXPORTED_SYMBOLS)$",
-      "args": "none"
-    }]
-  }
-};
diff --git a/browser/experiments/test/xpcshell/experiments_1.manifest b/browser/experiments/test/xpcshell/experiments_1.manifest
deleted file mode 100644
index 0401ea328..000000000
--- a/browser/experiments/test/xpcshell/experiments_1.manifest
+++ /dev/null
@@ -1,19 +0,0 @@
-{
-  "version": 1,
-  "experiments": [
-    {
-      "id": "test-experiment-1@tests.mozilla.org",
-      "xpiURL": "https://experiments.mozilla.org/foo.xpi",
-      "xpiHash": "sha1:cb1eb32b89d86d78b7326f416cf404548c5e0099",
-      "startTime": 1393000000,
-      "endTime": 1394000000,
-      "appName": ["Firefox", "Fennec"],
-      "minVersion": "28",
-      "maxVersion": "30",
-      "maxActiveSeconds": 60,
-      "os": ["windows", "linux", "osx"],
-      "channel": ["daily", "weekly", "nightly"],
-      "jsfilter": "function filter(context) { return true; }"
-    }
-  ]
-}
diff --git a/browser/experiments/test/xpcshell/head.js b/browser/experiments/test/xpcshell/head.js
deleted file mode 100644
index ae356ea2d..000000000
--- a/browser/experiments/test/xpcshell/head.js
+++ /dev/null
@@ -1,199 +0,0 @@
-/* Any copyright is dedicated to the Public Domain.
- * http://creativecommons.org/publicdomain/zero/1.0/ */
-
-/* exported PREF_EXPERIMENTS_ENABLED, PREF_LOGGING_LEVEL, PREF_LOGGING_DUMP
-            PREF_MANIFEST_URI, PREF_FETCHINTERVAL, EXPERIMENT1_ID,
-            EXPERIMENT1_NAME, EXPERIMENT1_XPI_SHA1, EXPERIMENT1A_NAME,
-            EXPERIMENT1A_XPI_SHA1, EXPERIMENT2_ID, EXPERIMENT2_XPI_SHA1,
-            EXPERIMENT3_ID, EXPERIMENT4_ID, FAKE_EXPERIMENTS_1,
-            FAKE_EXPERIMENTS_2, gAppInfo, removeCacheFile, defineNow,
-            futureDate, dateToSeconds, loadAddonManager, promiseRestartManager,
-            startAddonManagerOnly, getExperimentAddons, replaceExperiments */
-
-var {classes: Cc, interfaces: Ci, utils: Cu, results: Cr} = Components;
-
-Cu.import("resource://gre/modules/Services.jsm");
-Cu.import("resource://gre/modules/XPCOMUtils.jsm");
-Cu.import("resource://gre/modules/Promise.jsm");
-Cu.import("resource://gre/modules/Task.jsm");
-Cu.import("resource://gre/modules/osfile.jsm");
-Cu.import("resource://testing-common/AddonManagerTesting.jsm");
-Cu.import("resource://testing-common/AddonTestUtils.jsm");
-
-XPCOMUtils.defineLazyModuleGetter(this, "AddonManager",
-                                  "resource://gre/modules/AddonManager.jsm");
-
-const PREF_EXPERIMENTS_ENABLED  = "experiments.enabled";
-const PREF_LOGGING_LEVEL        = "experiments.logging.level";
-const PREF_LOGGING_DUMP         = "experiments.logging.dump";
-const PREF_MANIFEST_URI         = "experiments.manifest.uri";
-const PREF_FETCHINTERVAL        = "experiments.manifest.fetchIntervalSeconds";
-const PREF_TELEMETRY_ENABLED    = "toolkit.telemetry.enabled";
-
-function getExperimentPath(base) {
-  let p = do_get_cwd();
-  p.append(base);
-  return p.path;
-}
-
-function sha1File(path) {
-  let f = Cc["@mozilla.org/file/local;1"]
-            .createInstance(Ci.nsILocalFile);
-  f.initWithPath(path);
-  let hasher = Cc["@mozilla.org/security/hash;1"]
-                 .createInstance(Ci.nsICryptoHash);
-  hasher.init(hasher.SHA1);
-
-  let is = Cc["@mozilla.org/network/file-input-stream;1"]
-             .createInstance(Ci.nsIFileInputStream);
-  is.init(f, -1, 0, 0);
-  hasher.updateFromStream(is, Math.pow(2, 32) - 1);
-  is.close();
-  let bytes = hasher.finish(false);
-
-  let rv = "";
-  for (let i = 0; i < bytes.length; i++) {
-    rv += ("0" + bytes.charCodeAt(i).toString(16)).substr(-2);
-  }
-  return rv;
-}
-
-const EXPERIMENT1_ID       = "test-experiment-1@tests.mozilla.org";
-const EXPERIMENT1_XPI_NAME = "experiment-1.xpi";
-const EXPERIMENT1_NAME     = "Test experiment 1";
-const EXPERIMENT1_PATH     = getExperimentPath(EXPERIMENT1_XPI_NAME);
-const EXPERIMENT1_XPI_SHA1 = "sha1:" + sha1File(EXPERIMENT1_PATH);
-
-
-const EXPERIMENT1A_XPI_NAME = "experiment-1a.xpi";
-const EXPERIMENT1A_NAME     = "Test experiment 1.1";
-const EXPERIMENT1A_PATH     = getExperimentPath(EXPERIMENT1A_XPI_NAME);
-const EXPERIMENT1A_XPI_SHA1 = "sha1:" + sha1File(EXPERIMENT1A_PATH);
-
-const EXPERIMENT2_ID       = "test-experiment-2@tests.mozilla.org"
-const EXPERIMENT2_XPI_NAME = "experiment-2.xpi";
-const EXPERIMENT2_PATH     = getExperimentPath(EXPERIMENT2_XPI_NAME);
-const EXPERIMENT2_XPI_SHA1 = "sha1:" + sha1File(EXPERIMENT2_PATH);
-
-const EXPERIMENT3_ID       = "test-experiment-3@tests.mozilla.org";
-const EXPERIMENT4_ID       = "test-experiment-4@tests.mozilla.org";
-
-const FAKE_EXPERIMENTS_1 = [
-  {
-    id: "id1",
-    name: "experiment1",
-    description: "experiment 1",
-    active: true,
-    detailUrl: "https://dummy/experiment1",
-    branch: "foo",
-  },
-];
-
-const FAKE_EXPERIMENTS_2 = [
-  {
-    id: "id2",
-    name: "experiment2",
-    description: "experiment 2",
-    active: false,
-    endDate: new Date(2014, 2, 11, 2, 4, 35, 42).getTime(),
-    detailUrl: "https://dummy/experiment2",
-    branch: null,
-  },
-  {
-    id: "id1",
-    name: "experiment1",
-    description: "experiment 1",
-    active: false,
-    endDate: new Date(2014, 2, 10, 0, 0, 0, 0).getTime(),
-    detailURL: "https://dummy/experiment1",
-    branch: null,
-  },
-];
-
-var gAppInfo = null;
-
-function removeCacheFile() {
-  let path = OS.Path.join(OS.Constants.Path.profileDir, "experiments.json");
-  return OS.File.remove(path);
-}
-
-function patchPolicy(policy, data) {
-  for (let key of Object.keys(data)) {
-    Object.defineProperty(policy, key, {
-      value: data[key],
-      writable: true,
-    });
-  }
-}
-
-function defineNow(policy, time) {
-  patchPolicy(policy, { now: () => new Date(time) });
-}
-
-function futureDate(date, offset) {
-  return new Date(date.getTime() + offset);
-}
-
-function dateToSeconds(date) {
-  return date.getTime() / 1000;
-}
-
-var gGlobalScope = this;
-function loadAddonManager() {
-  AddonTestUtils.init(gGlobalScope);
-  AddonTestUtils.overrideCertDB();
-  createAppInfo("xpcshell@tests.mozilla.org", "XPCShell", "1", "1.9.2");
-  return AddonTestUtils.promiseStartupManager();
-}
-
-const {
-  promiseRestartManager,
-} = AddonTestUtils;
-
-// Starts the addon manager without creating app info. We can't directly use
-// |loadAddonManager| defined above in test_conditions.js as it would make the test fail.
-function startAddonManagerOnly() {
-  let addonManager = Cc["@mozilla.org/addons/integration;1"]
-                       .getService(Ci.nsIObserver)
-                       .QueryInterface(Ci.nsITimerCallback);
-  addonManager.observe(null, "addons-startup", null);
-}
-
-function getExperimentAddons(previous=false) {
-  let deferred = Promise.defer();
-
-  AddonManager.getAddonsByTypes(["experiment"], (addons) => {
-    if (previous) {
-      deferred.resolve(addons);
-    } else {
-      deferred.resolve(addons.filter(a => !a.appDisabled));
-    }
-  });
-
-  return deferred.promise;
-}
-
-function createAppInfo(ID="xpcshell@tests.mozilla.org", name="XPCShell",
-                       version="1.0", platformVersion="1.0") {
-  AddonTestUtils.createAppInfo(ID, name, version, platformVersion);
-  gAppInfo = AddonTestUtils.appInfo;
-}
-
-/**
- * Replace the experiments on an Experiments with a new list.
- *
- * This monkeypatches getExperiments(). It doesn't monkeypatch the internal
- * experiments list. So its utility is not as great as it could be.
- */
-function replaceExperiments(experiment, list) {
-  Object.defineProperty(experiment, "getExperiments", {
-    writable: true,
-    value: () => {
-      return Promise.resolve(list);
-    },
-  });
-}
-
-// Experiments require Telemetry to be enabled, and that's not true for debug
-// builds. Let's just enable it here instead of going through each test.
-Services.prefs.setBoolPref(PREF_TELEMETRY_ENABLED, true);
diff --git a/browser/experiments/test/xpcshell/test_activate.js b/browser/experiments/test/xpcshell/test_activate.js
deleted file mode 100644
index 60deafbfb..000000000
--- a/browser/experiments/test/xpcshell/test_activate.js
+++ /dev/null
@@ -1,151 +0,0 @@
-/* Any copyright is dedicated to the Public Domain.
- * http://creativecommons.org/publicdomain/zero/1.0/ */
-
-"use strict";
-
-Cu.import("resource://testing-common/httpd.js");
-Cu.import("resource:///modules/experiments/Experiments.jsm");
-
-const SEC_IN_ONE_DAY  = 24 * 60 * 60;
-const MS_IN_ONE_DAY   = SEC_IN_ONE_DAY * 1000;
-
-var gHttpServer = null;
-var gHttpRoot   = null;
-var gPolicy     = null;
-
-function ManifestEntry(data) {
-  this.id        = data.id        || EXPERIMENT1_ID;
-  this.xpiURL    = data.xpiURL    || gHttpRoot + EXPERIMENT1_XPI_NAME;
-  this.xpiHash   = data.xpiHash   || EXPERIMENT1_XPI_SHA1;
-  this.appName   = data.appName   || ["XPCShell"];
-  this.channel   = data.appName   || ["nightly"];
-  this.startTime = data.startTime || new Date(2010, 0, 1, 12).getTime() / 1000;
-  this.endTime   = data.endTime   || new Date(9001, 0, 1, 12).getTime() / 1000;
-  this.maxActiveSeconds = data.maxActiveSeconds || 5 * SEC_IN_ONE_DAY;
-}
-
-function run_test() {
-  run_next_test();
-}
-
-add_task(function* test_setup() {
-  loadAddonManager();
-  gPolicy = new Experiments.Policy();
-
-  gHttpServer = new HttpServer();
-  gHttpServer.start(-1);
-  let port = gHttpServer.identity.primaryPort;
-  gHttpRoot = "http://localhost:" + port + "/";
-  gHttpServer.registerDirectory("/", do_get_cwd());
-  do_register_cleanup(() => gHttpServer.stop(() => {}));
-
-  patchPolicy(gPolicy, {
-    updatechannel: () => "nightly",
-  });
-
-  Services.prefs.setBoolPref(PREF_EXPERIMENTS_ENABLED, true);
-  Services.prefs.setIntPref(PREF_LOGGING_LEVEL, 0);
-  Services.prefs.setBoolPref(PREF_LOGGING_DUMP, true);
-});
-
-function isApplicable(experiment) {
-  let deferred = Promise.defer();
-  experiment.isApplicable().then(
-    result => deferred.resolve({ applicable: true,  reason: null }),
-    reason => deferred.resolve({ applicable: false, reason: reason })
-  );
-
-  return deferred.promise;
-}
-
-add_task(function* test_startStop() {
-  let baseDate  = new Date(2014, 5, 1, 12);
-  let startDate = futureDate(baseDate, 30 * MS_IN_ONE_DAY);
-  let endDate   = futureDate(baseDate, 60 * MS_IN_ONE_DAY);
-  let manifestData = new ManifestEntry({
-    startTime:        dateToSeconds(startDate),
-    endTime:          dateToSeconds(endDate),
-    maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
-  });
-  let experiment = new Experiments.ExperimentEntry(gPolicy);
-  experiment.initFromManifestData(manifestData);
-
-  // We need to associate it with the singleton so the onInstallStarted
-  // Addon Manager listener will know about it.
-  Experiments.instance()._experiments = new Map();
-  Experiments.instance()._experiments.set(experiment.id, experiment);
-
-  let result;
-
-  defineNow(gPolicy, baseDate);
-  result = yield isApplicable(experiment);
-  Assert.equal(result.applicable, false, "Experiment should not be applicable.");
-  Assert.equal(experiment.enabled, false, "Experiment should not be enabled.");
-
-  let addons = yield getExperimentAddons();
-  Assert.equal(addons.length, 0, "No experiment add-ons are installed.");
-
-  defineNow(gPolicy, futureDate(startDate, 5 * MS_IN_ONE_DAY));
-  result = yield isApplicable(experiment);
-  Assert.equal(result.applicable, true, "Experiment should now be applicable.");
-  Assert.equal(experiment.enabled, false, "Experiment should not be enabled.");
-
-  let changes = yield experiment.start();
-  Assert.equal(changes, experiment.ADDON_CHANGE_INSTALL, "Add-on was installed.");
-  addons = yield getExperimentAddons();
-  Assert.equal(experiment.enabled, true, "Experiment should now be enabled.");
-  Assert.equal(addons.length, 1, "1 experiment add-on is installed.");
-  Assert.equal(addons[0].id, experiment._addonId, "The add-on is the one we expect.");
-  Assert.equal(addons[0].userDisabled, false, "The add-on is not userDisabled.");
-  Assert.ok(addons[0].isActive, "The add-on is active.");
-
-  changes = yield experiment.stop();
-  Assert.equal(changes, experiment.ADDON_CHANGE_UNINSTALL, "Add-on was uninstalled.");
-  addons = yield getExperimentAddons();
-  Assert.equal(experiment.enabled, false, "Experiment should not be enabled.");
-  Assert.equal(addons.length, 0, "Experiment should be uninstalled from the Addon Manager.");
-
-  changes = yield experiment.start();
-  Assert.equal(changes, experiment.ADDON_CHANGE_INSTALL, "Add-on was installed.");
-  addons = yield getExperimentAddons();
-  Assert.equal(experiment.enabled, true, "Experiment should now be enabled.");
-  Assert.equal(addons.length, 1, "1 experiment add-on is installed.");
-  Assert.equal(addons[0].id, experiment._addonId, "The add-on is the one we expect.");
-  Assert.equal(addons[0].userDisabled, false, "The add-on is not userDisabled.");
-  Assert.ok(addons[0].isActive, "The add-on is active.");
-
-  result = yield experiment.shouldStop();
-  Assert.equal(result.shouldStop, false, "shouldStop should be false.");
-  Assert.equal(experiment.enabled, true, "Experiment should be enabled.");
-  addons = yield getExperimentAddons();
-  Assert.equal(addons.length, 1, "Experiment still in add-ons manager.");
-  Assert.ok(addons[0].isActive, "The add-on is still active.");
-
-  defineNow(gPolicy, futureDate(endDate, MS_IN_ONE_DAY));
-  result = yield experiment.shouldStop();
-  Assert.equal(result.shouldStop, true, "shouldStop should now be true.");
-  changes = yield experiment.stop();
-  Assert.equal(changes, experiment.ADDON_CHANGE_UNINSTALL, "Add-on should be uninstalled.");
-  Assert.equal(experiment.enabled, false, "Experiment should be disabled.");
-  addons = yield getExperimentAddons();
-  Assert.equal(addons.length, 0, "Experiment add-on is uninstalled.");
-
-  // Ensure hash validation works.
-  // We set an incorrect hash and expect the install to fail.
-  experiment._manifestData.xpiHash = "sha1:41014dcc66b4dcedcd973491a1530a32f0517d8a";
-  let errored = false;
-  try {
-    yield experiment.start();
-  } catch (ex) {
-    errored = true;
-  }
-  Assert.ok(experiment._failedStart, "Experiment failed to start.");
-  Assert.ok(errored, "start() threw an exception.");
-
-  // Make sure "ignore hashes" mode works.
-  gPolicy.ignoreHashes = true;
-  changes = yield experiment.start();
-  Assert.equal(changes, experiment.ADDON_CHANGE_INSTALL);
-  yield experiment.stop();
-  gPolicy.ignoreHashes = false;
-});
diff --git a/browser/experiments/test/xpcshell/test_api.js b/browser/experiments/test/xpcshell/test_api.js
deleted file mode 100644
index 9f0112570..000000000
--- a/browser/experiments/test/xpcshell/test_api.js
+++ /dev/null
@@ -1,1647 +0,0 @@
-/* Any copyright is dedicated to the Public Domain.
- * http://creativecommons.org/publicdomain/zero/1.0/ */
-
-"use strict";
-
-Cu.import("resource://testing-common/httpd.js");
-Cu.import("resource://testing-common/AddonManagerTesting.jsm");
-
-XPCOMUtils.defineLazyModuleGetter(this, "Experiments",
-  "resource:///modules/experiments/Experiments.jsm");
-
-const MANIFEST_HANDLER         = "manifests/handler";
-
-const SEC_IN_ONE_DAY  = 24 * 60 * 60;
-const MS_IN_ONE_DAY   = SEC_IN_ONE_DAY * 1000;
-
-var gHttpServer          = null;
-var gHttpRoot            = null;
-var gDataRoot            = null;
-var gPolicy              = null;
-var gManifestObject      = null;
-var gManifestHandlerURI  = null;
-var gTimerScheduleOffset = -1;
-
-function uninstallExperimentAddons() {
-  return Task.spawn(function* () {
-    let addons = yield getExperimentAddons();
-    for (let a of addons) {
-      yield AddonManagerTesting.uninstallAddonByID(a.id);
-    }
-  });
-}
-
-function testCleanup(experimentsInstance) {
-  return Task.spawn(function* () {
-    yield promiseRestartManager();
-    yield uninstallExperimentAddons();
-    yield removeCacheFile();
-  });
-}
-
-function run_test() {
-  run_next_test();
-}
-
-add_task(function* test_setup() {
-  loadAddonManager();
-
-  gHttpServer = new HttpServer();
-  gHttpServer.start(-1);
-  let port = gHttpServer.identity.primaryPort;
-  gHttpRoot = "http://localhost:" + port + "/";
-  gDataRoot = gHttpRoot + "data/";
-  gManifestHandlerURI = gHttpRoot + MANIFEST_HANDLER;
-  gHttpServer.registerDirectory("/data/", do_get_cwd());
-  gHttpServer.registerPathHandler("/" + MANIFEST_HANDLER, (request, response) => {
-    response.setStatusLine(null, 200, "OK");
-    response.write(JSON.stringify(gManifestObject));
-    response.processAsync();
-    response.finish();
-  });
-  do_register_cleanup(() => gHttpServer.stop(() => {}));
-
-  Services.prefs.setBoolPref(PREF_EXPERIMENTS_ENABLED, true);
-  Services.prefs.setIntPref(PREF_LOGGING_LEVEL, 0);
-  Services.prefs.setBoolPref(PREF_LOGGING_DUMP, true);
-  Services.prefs.setCharPref(PREF_MANIFEST_URI, gManifestHandlerURI);
-  Services.prefs.setIntPref(PREF_FETCHINTERVAL, 0);
-
-  gPolicy = new Experiments.Policy();
-  patchPolicy(gPolicy, {
-    updatechannel: () => "nightly",
-    oneshotTimer: (callback, timeout, thisObj, name) => gTimerScheduleOffset = timeout,
-  });
-});
-
-add_task(function* test_contract() {
-  Cc["@mozilla.org/browser/experiments-service;1"].getService();
-});
-
-// Test basic starting and stopping of experiments.
-
-add_task(function* test_getExperiments() {
-  const OBSERVER_TOPIC = "experiments-changed";
-  let observerFireCount = 0;
-  let expectedObserverFireCount = 0;
-  let observer = () => ++observerFireCount;
-  Services.obs.addObserver(observer, OBSERVER_TOPIC, false);
-
-  // Dates the following tests are based on.
-
-  let baseDate   = new Date(2014, 5, 1, 12);
-  let startDate1 = futureDate(baseDate,  50 * MS_IN_ONE_DAY);
-  let endDate1   = futureDate(baseDate, 100 * MS_IN_ONE_DAY);
-  let startDate2 = futureDate(baseDate, 150 * MS_IN_ONE_DAY);
-  let endDate2   = futureDate(baseDate, 200 * MS_IN_ONE_DAY);
-
-  // The manifest data we test with.
-
-  gManifestObject = {
-    "version": 1,
-    experiments: [
-      {
-        id:               EXPERIMENT2_ID,
-        xpiURL:           gDataRoot + EXPERIMENT2_XPI_NAME,
-        xpiHash:          EXPERIMENT2_XPI_SHA1,
-        startTime:        dateToSeconds(startDate2),
-        endTime:          dateToSeconds(endDate2),
-        maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
-        appName:          ["XPCShell"],
-        channel:          ["nightly"],
-      },
-      {
-        id:               EXPERIMENT1_ID,
-        xpiURL:           gDataRoot + EXPERIMENT1_XPI_NAME,
-        xpiHash:          EXPERIMENT1_XPI_SHA1,
-        startTime:        dateToSeconds(startDate1),
-        endTime:          dateToSeconds(endDate1),
-        maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
-        appName:          ["XPCShell"],
-        channel:          ["nightly"],
-      },
-    ],
-  };
-
-  // Data to compare the result of Experiments.getExperiments() against.
-
-  let experimentListData = [
-    {
-      id: EXPERIMENT2_ID,
-      name: "Test experiment 2",
-      description: "And yet another experiment that experiments experimentally.",
-    },
-    {
-      id: EXPERIMENT1_ID,
-      name: EXPERIMENT1_NAME,
-      description: "Yet another experiment that experiments experimentally.",
-    },
-  ];
-
-  let experiments = new Experiments.Experiments(gPolicy);
-
-  // Trigger update, clock set to before any activation.
-  // Use updateManifest() to provide for coverage of that path.
-
-  let now = baseDate;
-  gTimerScheduleOffset = -1;
-  defineNow(gPolicy, now);
-
-  yield experiments.updateManifest();
-  Assert.equal(observerFireCount, ++expectedObserverFireCount,
-               "Experiments observer should have been called.");
-  Assert.equal(experiments.getActiveExperimentID(), null,
-               "getActiveExperimentID should return null");
-
-  let list = yield experiments.getExperiments();
-  Assert.equal(list.length, 0, "Experiment list should be empty.");
-  let addons = yield getExperimentAddons();
-  Assert.equal(addons.length, 0, "Precondition: No experiment add-ons are installed.");
-
-  try {
-    yield experiments.getExperimentBranch();
-    Assert.ok(false, "getExperimentBranch should fail with no experiment");
-  }
-  catch (e) {
-    Assert.ok(true, "getExperimentBranch correctly threw");
-  }
-
-  // Trigger update, clock set for experiment 1 to start.
-
-  now = futureDate(startDate1, 5 * MS_IN_ONE_DAY);
-  gTimerScheduleOffset = -1;
-  defineNow(gPolicy, now);
-
-  yield experiments.updateManifest();
-  Assert.equal(observerFireCount, ++expectedObserverFireCount,
-               "Experiments observer should have been called.");
-
-  Assert.equal(experiments.getActiveExperimentID(), EXPERIMENT1_ID,
-               "getActiveExperimentID should return the active experiment1");
-
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
-  addons = yield getExperimentAddons();
-  Assert.equal(addons.length, 1, "An experiment add-on was installed.");
-
-  experimentListData[1].active = true;
-  experimentListData[1].endDate = now.getTime() + 10 * MS_IN_ONE_DAY;
-  for (let k of Object.keys(experimentListData[1])) {
-    Assert.equal(experimentListData[1][k], list[0][k],
-                 "Property " + k + " should match reference data.");
-  }
-
-  let b = yield experiments.getExperimentBranch();
-  Assert.strictEqual(b, null, "getExperimentBranch should return null by default");
-
-  b = yield experiments.getExperimentBranch(EXPERIMENT1_ID);
-  Assert.strictEqual(b, null, "getExperimentsBranch should return null (with id)");
-
-  yield experiments.setExperimentBranch(EXPERIMENT1_ID, "foo");
-  b = yield experiments.getExperimentBranch();
-  Assert.strictEqual(b, "foo", "getExperimentsBranch should return the set value");
-
-  Assert.equal(observerFireCount, ++expectedObserverFireCount,
-               "Experiments observer should have been called.");
-
-  Assert.equal(gTimerScheduleOffset, 10 * MS_IN_ONE_DAY,
-               "Experiment re-evaluation should have been scheduled correctly.");
-
-  // Trigger update, clock set for experiment 1 to stop.
-
-  now = futureDate(endDate1, 1000);
-  gTimerScheduleOffset = -1;
-  defineNow(gPolicy, now);
-
-  yield experiments.updateManifest();
-  Assert.equal(observerFireCount, ++expectedObserverFireCount,
-               "Experiments observer should have been called.");
-
-  Assert.equal(experiments.getActiveExperimentID(), null,
-               "getActiveExperimentID should return null again");
-
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 1, "Experiment list should have 1 entry.");
-  addons = yield getExperimentAddons();
-  Assert.equal(addons.length, 0, "The experiment add-on should be uninstalled.");
-
-  experimentListData[1].active = false;
-  experimentListData[1].endDate = now.getTime();
-  for (let k of Object.keys(experimentListData[1])) {
-    Assert.equal(experimentListData[1][k], list[0][k],
-                 "Property " + k + " should match reference data.");
-  }
-
-  Assert.equal(gTimerScheduleOffset, startDate2 - now,
-               "Experiment re-evaluation should have been scheduled correctly.");
-
-  // Trigger update, clock set for experiment 2 to start.
-  // Use notify() to provide for coverage of that path.
-
-  now = startDate2;
-  gTimerScheduleOffset = -1;
-  defineNow(gPolicy, now);
-
-  yield experiments.notify();
-  Assert.equal(observerFireCount, ++expectedObserverFireCount,
-               "Experiments observer should have been called.");
-
-  Assert.equal(experiments.getActiveExperimentID(), EXPERIMENT2_ID,
-               "getActiveExperimentID should return the active experiment2");
-
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 2, "Experiment list should have 2 entries now.");
-  addons = yield getExperimentAddons();
-  Assert.equal(addons.length, 1, "An experiment add-on is installed.");
-
-  experimentListData[0].active = true;
-  experimentListData[0].endDate = now.getTime() + 10 * MS_IN_ONE_DAY;
-  for (let i=0; i<experimentListData.length; ++i) {
-    let entry = experimentListData[i];
-    for (let k of Object.keys(entry)) {
-      Assert.equal(entry[k], list[i][k],
-                   "Entry " + i + " - Property '" + k + "' should match reference data.");
-    }
-  }
-
-  Assert.equal(gTimerScheduleOffset, 10 * MS_IN_ONE_DAY,
-               "Experiment re-evaluation should have been scheduled correctly.");
-
-  // Trigger update, clock set for experiment 2 to stop.
-
-  now = futureDate(startDate2, 10 * MS_IN_ONE_DAY + 1000);
-  gTimerScheduleOffset = -1;
-  defineNow(gPolicy, now);
-  yield experiments.notify();
-  Assert.equal(observerFireCount, ++expectedObserverFireCount,
-               "Experiments observer should have been called.");
-
-  Assert.equal(experiments.getActiveExperimentID(), null,
-               "getActiveExperimentID should return null again2");
-
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 2, "Experiment list should have 2 entries now.");
-  addons = yield getExperimentAddons();
-  Assert.equal(addons.length, 0, "No experiments add-ons are installed.");
-
-  experimentListData[0].active = false;
-  experimentListData[0].endDate = now.getTime();
-  for (let i=0; i<experimentListData.length; ++i) {
-    let entry = experimentListData[i];
-    for (let k of Object.keys(entry)) {
-      Assert.equal(entry[k], list[i][k],
-                   "Entry " + i + " - Property '" + k + "' should match reference data.");
-    }
-  }
-
-  // Cleanup.
-
-  Services.obs.removeObserver(observer, OBSERVER_TOPIC);
-  yield testCleanup(experiments);
-});
-
-add_task(function* test_getActiveExperimentID() {
-  // Check that getActiveExperimentID returns the correct result even
-  // after .uninit()
-
-  // Dates the following tests are based on.
-
-  let baseDate   = new Date(2014, 5, 1, 12);
-  let startDate1 = futureDate(baseDate,  50 * MS_IN_ONE_DAY);
-  let endDate1   = futureDate(baseDate, 100 * MS_IN_ONE_DAY);
-
-  gManifestObject = {
-    "version": 1,
-    experiments: [
-      {
-        id:               EXPERIMENT1_ID,
-        xpiURL:           gDataRoot + EXPERIMENT1_XPI_NAME,
-        xpiHash:          EXPERIMENT1_XPI_SHA1,
-        startTime:        dateToSeconds(startDate1),
-        endTime:          dateToSeconds(endDate1),
-        maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
-        appName:          ["XPCShell"],
-        channel:          ["nightly"],
-      },
-    ],
-  };
-
-  let now = futureDate(startDate1, 5 * MS_IN_ONE_DAY);
-  gTimerScheduleOffset = -1;
-  defineNow(gPolicy, now);
-
-  let experiments = new Experiments.Experiments(gPolicy);
-  yield experiments.updateManifest();
-
-  Assert.equal(experiments.getActiveExperimentID(), EXPERIMENT1_ID,
-               "getActiveExperimentID should return the active experiment1");
-
-  yield promiseRestartManager();
-  Assert.equal(experiments.getActiveExperimentID(), EXPERIMENT1_ID,
-               "getActiveExperimentID should return the active experiment1 after uninit()");
-
-  yield testCleanup(experiments);
-});
-
-// Test that we handle the experiments addon already being
-// installed properly.
-// We should just pave over them.
-
-add_task(function* test_addonAlreadyInstalled() {
-  const OBSERVER_TOPIC = "experiments-changed";
-  let observerFireCount = 0;
-  let expectedObserverFireCount = 0;
-  let observer = () => ++observerFireCount;
-  Services.obs.addObserver(observer, OBSERVER_TOPIC, false);
-
-  // Dates the following tests are based on.
-
-  let baseDate   = new Date(2014, 5, 1, 12);
-  let startDate  = futureDate(baseDate,   100 * MS_IN_ONE_DAY);
-  let endDate    = futureDate(baseDate, 10000 * MS_IN_ONE_DAY);
-
-  // The manifest data we test with.
-
-  gManifestObject = {
-    "version": 1,
-    experiments: [
-      {
-        id:               EXPERIMENT1_ID,
-        xpiURL:           gDataRoot + EXPERIMENT1_XPI_NAME,
-        xpiHash:          EXPERIMENT1_XPI_SHA1,
-        startTime:        dateToSeconds(startDate),
-        endTime:          dateToSeconds(endDate),
-        maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
-        appName:          ["XPCShell"],
-        channel:          ["nightly"],
-      },
-    ],
-  };
-
-  let experiments = new Experiments.Experiments(gPolicy);
-
-  // Trigger update, clock set to before any activation.
-
-  let now = baseDate;
-  defineNow(gPolicy, now);
-  yield experiments.updateManifest();
-  Assert.equal(observerFireCount, ++expectedObserverFireCount,
-               "Experiments observer should have been called.");
-  let list = yield experiments.getExperiments();
-  Assert.equal(list.length, 0, "Experiment list should be empty.");
-
-  // Trigger update, clock set for the experiment to start.
-
-  now = futureDate(startDate, 10 * MS_IN_ONE_DAY);
-  defineNow(gPolicy, now);
-  yield experiments.updateManifest();
-  Assert.equal(observerFireCount, ++expectedObserverFireCount,
-               "Experiments observer should have been called.");
-
-  list = yield experiments.getExperiments();
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
-  Assert.equal(list[0].id, EXPERIMENT1_ID, "Experiment 1 should be the sole entry.");
-  Assert.equal(list[0].active, true, "Experiment 1 should be active.");
-
-  let addons = yield getExperimentAddons();
-  Assert.equal(addons.length, 1, "1 add-on is installed.");
-
-  // Install conflicting addon.
-
-  yield AddonManagerTesting.installXPIFromURL(gDataRoot + EXPERIMENT1_XPI_NAME, EXPERIMENT1_XPI_SHA1);
-  addons = yield getExperimentAddons();
-  Assert.equal(addons.length, 1, "1 add-on is installed.");
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 1, "Experiment list should still have 1 entry.");
-  Assert.equal(list[0].id, EXPERIMENT1_ID, "Experiment 1 should be the sole entry.");
-  Assert.equal(list[0].active, true, "Experiment 1 should be active.");
-
-  // Cleanup.
-
-  Services.obs.removeObserver(observer, OBSERVER_TOPIC);
-  yield testCleanup(experiments);
-});
-
-add_task(function* test_lastActiveToday() {
-  let experiments = new Experiments.Experiments(gPolicy);
-
-  replaceExperiments(experiments, FAKE_EXPERIMENTS_1);
-
-  let e = yield experiments.getExperiments();
-  Assert.equal(e.length, 1, "Monkeypatch successful.");
-  Assert.equal(e[0].id, "id1", "ID looks sane");
-  Assert.ok(e[0].active, "Experiment is active.");
-
-  let lastActive = yield experiments.lastActiveToday();
-  Assert.equal(e[0], lastActive, "Last active object is expected.");
-
-  replaceExperiments(experiments, FAKE_EXPERIMENTS_2);
-  e = yield experiments.getExperiments();
-  Assert.equal(e.length, 2, "Monkeypatch successful.");
-
-  defineNow(gPolicy, e[0].endDate);
-
-  lastActive = yield experiments.lastActiveToday();
-  Assert.ok(lastActive, "Have a last active experiment");
-  Assert.equal(lastActive, e[0], "Last active object is expected.");
-
-  yield testCleanup(experiments);
-});
-
-// Test explicitly disabling experiments.
-
-add_task(function* test_disableExperiment() {
-  // Dates this test is based on.
-
-  let startDate = new Date(2004, 10, 9, 12);
-  let endDate   = futureDate(startDate, 100 * MS_IN_ONE_DAY);
-
-  // The manifest data we test with.
-
-  gManifestObject = {
-    "version": 1,
-    experiments: [
-      {
-        id:               EXPERIMENT1_ID,
-        xpiURL:           gDataRoot + EXPERIMENT1_XPI_NAME,
-        xpiHash:          EXPERIMENT1_XPI_SHA1,
-        startTime:        dateToSeconds(startDate),
-        endTime:          dateToSeconds(endDate),
-        maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
-        appName:          ["XPCShell"],
-        channel:          ["nightly"],
-      },
-    ],
-  };
-
-  // Data to compare the result of Experiments.getExperiments() against.
-
-  let experimentInfo = {
-    id: EXPERIMENT1_ID,
-    name: EXPERIMENT1_NAME,
-    description: "Yet another experiment that experiments experimentally.",
-  };
-
-  let experiments = new Experiments.Experiments(gPolicy);
-
-  // Trigger update, clock set for the experiment to start.
-
-  let now = futureDate(startDate, 5 * MS_IN_ONE_DAY);
-  defineNow(gPolicy, now);
-  yield experiments.updateManifest();
-
-  let list = yield experiments.getExperiments();
-  Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
-
-  experimentInfo.active = true;
-  experimentInfo.endDate = now.getTime() + 10 * MS_IN_ONE_DAY;
-  for (let k of Object.keys(experimentInfo)) {
-    Assert.equal(experimentInfo[k], list[0][k],
-                 "Property " + k + " should match reference data.");
-  }
-
-  // Test disabling the experiment.
-
-  now = futureDate(now, 1 * MS_IN_ONE_DAY);
-  defineNow(gPolicy, now);
-  yield experiments.disableExperiment("foo");
-
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 1, "Experiment list should have 1 entry.");
-
-  experimentInfo.active = false;
-  experimentInfo.endDate = now.getTime();
-  for (let k of Object.keys(experimentInfo)) {
-    Assert.equal(experimentInfo[k], list[0][k],
-                 "Property " + k + " should match reference data.");
-  }
-
-  // Test that updating the list doesn't re-enable it.
-
-  now = futureDate(now, 1 * MS_IN_ONE_DAY);
-  defineNow(gPolicy, now);
-  yield experiments.updateManifest();
-
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 1, "Experiment list should have 1 entry.");
-
-  for (let k of Object.keys(experimentInfo)) {
-    Assert.equal(experimentInfo[k], list[0][k],
-                 "Property " + k + " should match reference data.");
-  }
-
-  yield testCleanup(experiments);
-});
-
-add_task(function* test_disableExperimentsFeature() {
-  // Dates this test is based on.
-
-  let startDate = new Date(2004, 10, 9, 12);
-  let endDate   = futureDate(startDate, 100 * MS_IN_ONE_DAY);
-
-  // The manifest data we test with.
-
-  gManifestObject = {
-    "version": 1,
-    experiments: [
-      {
-        id:               EXPERIMENT1_ID,
-        xpiURL:           gDataRoot + EXPERIMENT1_XPI_NAME,
-        xpiHash:          EXPERIMENT1_XPI_SHA1,
-        startTime:        dateToSeconds(startDate),
-        endTime:          dateToSeconds(endDate),
-        maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
-        appName:          ["XPCShell"],
-        channel:          ["nightly"],
-      },
-    ],
-  };
-
-  // Data to compare the result of Experiments.getExperiments() against.
-
-  let experimentInfo = {
-    id: EXPERIMENT1_ID,
-    name: EXPERIMENT1_NAME,
-    description: "Yet another experiment that experiments experimentally.",
-  };
-
-  let experiments = new Experiments.Experiments(gPolicy);
-  Assert.equal(experiments.enabled, true, "Experiments feature should be enabled.");
-
-  // Trigger update, clock set for the experiment to start.
-
-  let now = futureDate(startDate, 5 * MS_IN_ONE_DAY);
-  defineNow(gPolicy, now);
-  yield experiments.updateManifest();
-
-  let list = yield experiments.getExperiments();
-  Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
-
-  experimentInfo.active = true;
-  experimentInfo.endDate = now.getTime() + 10 * MS_IN_ONE_DAY;
-  for (let k of Object.keys(experimentInfo)) {
-    Assert.equal(experimentInfo[k], list[0][k],
-                 "Property " + k + " should match reference data.");
-  }
-
-  // Test disabling experiments.
-
-  experiments._toggleExperimentsEnabled(false);
-  yield experiments.notify();
-  Assert.equal(experiments.enabled, false, "Experiments feature should be disabled now.");
-
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 1, "Experiment list should have 1 entry.");
-
-  experimentInfo.active = false;
-  experimentInfo.endDate = now.getTime();
-  for (let k of Object.keys(experimentInfo)) {
-    Assert.equal(experimentInfo[k], list[0][k],
-                 "Property " + k + " should match reference data.");
-  }
-
-  // Test that updating the list doesn't re-enable it.
-
-  now = futureDate(now, 1 * MS_IN_ONE_DAY);
-  defineNow(gPolicy, now);
-  try {
-    yield experiments.updateManifest();
-  } catch (e) {
-    // Exception expected, the feature is disabled.
-  }
-
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 1, "Experiment list should have 1 entry.");
-
-  for (let k of Object.keys(experimentInfo)) {
-    Assert.equal(experimentInfo[k], list[0][k],
-                 "Property " + k + " should match reference data.");
-  }
-
-  yield testCleanup(experiments);
-});
-
-// Test that after a failed experiment install:
-// * the next applicable experiment gets installed
-// * changing the experiments data later triggers re-evaluation
-
-add_task(function* test_installFailure() {
-  const OBSERVER_TOPIC = "experiments-changed";
-  let observerFireCount = 0;
-  let expectedObserverFireCount = 0;
-  let observer = () => ++observerFireCount;
-  Services.obs.addObserver(observer, OBSERVER_TOPIC, false);
-
-  // Dates the following tests are based on.
-
-  let baseDate   = new Date(2014, 5, 1, 12);
-  let startDate = futureDate(baseDate,   100 * MS_IN_ONE_DAY);
-  let endDate   = futureDate(baseDate, 10000 * MS_IN_ONE_DAY);
-
-  // The manifest data we test with.
-
-  gManifestObject = {
-    "version": 1,
-    experiments: [
-      {
-        id:               EXPERIMENT1_ID,
-        xpiURL:           gDataRoot + EXPERIMENT1_XPI_NAME,
-        xpiHash:          EXPERIMENT1_XPI_SHA1,
-        startTime:        dateToSeconds(startDate),
-        endTime:          dateToSeconds(endDate),
-        maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
-        appName:          ["XPCShell"],
-        channel:          ["nightly"],
-      },
-      {
-        id:               EXPERIMENT2_ID,
-        xpiURL:           gDataRoot + EXPERIMENT2_XPI_NAME,
-        xpiHash:          EXPERIMENT2_XPI_SHA1,
-        startTime:        dateToSeconds(startDate),
-        endTime:          dateToSeconds(endDate),
-        maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
-        appName:          ["XPCShell"],
-        channel:          ["nightly"],
-      },
-    ],
-  };
-
-  // Data to compare the result of Experiments.getExperiments() against.
-
-  let experimentListData = [
-    {
-      id: EXPERIMENT1_ID,
-      name: EXPERIMENT1_NAME,
-      description: "Yet another experiment that experiments experimentally.",
-    },
-    {
-      id: EXPERIMENT2_ID,
-      name: "Test experiment 2",
-      description: "And yet another experiment that experiments experimentally.",
-    },
-  ];
-
-  let experiments = new Experiments.Experiments(gPolicy);
-
-  // Trigger update, clock set to before any activation.
-
-  let now = baseDate;
-  defineNow(gPolicy, now);
-  yield experiments.updateManifest();
-  Assert.equal(observerFireCount, ++expectedObserverFireCount,
-               "Experiments observer should have been called.");
-  let list = yield experiments.getExperiments();
-  Assert.equal(list.length, 0, "Experiment list should be empty.");
-
-  // Trigger update, clock set for experiment 1 & 2 to start,
-  // invalid hash for experiment 1.
-  // Order in the manifest matters, so we should start experiment 1,
-  // fail to install it & start experiment 2 instead.
-
-  now = futureDate(startDate, 10 * MS_IN_ONE_DAY);
-  defineNow(gPolicy, now);
-  gManifestObject.experiments[0].xpiHash = "sha1:0000000000000000000000000000000000000000";
-  yield experiments.updateManifest();
-  Assert.equal(observerFireCount, ++expectedObserverFireCount,
-               "Experiments observer should have been called.");
-
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
-  Assert.equal(list[0].id, EXPERIMENT2_ID, "Experiment 2 should be the sole entry.");
-  Assert.equal(list[0].active, true, "Experiment 2 should be active.");
-
-  // Trigger update, clock set for experiment 2 to stop.
-
-  now = futureDate(now, 20 * MS_IN_ONE_DAY);
-  defineNow(gPolicy, now);
-  yield experiments.updateManifest();
-  Assert.equal(observerFireCount, ++expectedObserverFireCount,
-               "Experiments observer should have been called.");
-
-  experimentListData[0].active = false;
-  experimentListData[0].endDate = now;
-
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
-  Assert.equal(list[0].id, EXPERIMENT2_ID, "Experiment 2 should be the sole entry.");
-  Assert.equal(list[0].active, false, "Experiment should not be active.");
-
-  // Trigger update with a fixed entry for experiment 1,
-  // which should get re-evaluated & started now.
-
-  now = futureDate(now, 20 * MS_IN_ONE_DAY);
-  defineNow(gPolicy, now);
-  gManifestObject.experiments[0].xpiHash = EXPERIMENT1_XPI_SHA1;
-  yield experiments.updateManifest();
-  Assert.equal(observerFireCount, ++expectedObserverFireCount,
-               "Experiments observer should have been called.");
-
-  experimentListData[0].active = true;
-  experimentListData[0].endDate = now.getTime() + 10 * MS_IN_ONE_DAY;
-
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 2, "Experiment list should have 2 entries now.");
-
-  for (let i=0; i<experimentListData.length; ++i) {
-    let entry = experimentListData[i];
-    for (let k of Object.keys(entry)) {
-      Assert.equal(entry[k], list[i][k],
-                   "Entry " + i + " - Property '" + k + "' should match reference data.");
-    }
-  }
-
-  yield testCleanup(experiments);
-});
-
-// Test that after an experiment was disabled by user action,
-// the experiment is not activated again if manifest data changes.
-
-add_task(function* test_userDisabledAndUpdated() {
-  const OBSERVER_TOPIC = "experiments-changed";
-  let observerFireCount = 0;
-  let expectedObserverFireCount = 0;
-  let observer = () => ++observerFireCount;
-  Services.obs.addObserver(observer, OBSERVER_TOPIC, false);
-
-  // Dates the following tests are based on.
-
-  let baseDate   = new Date(2014, 5, 1, 12);
-  let startDate = futureDate(baseDate,   100 * MS_IN_ONE_DAY);
-  let endDate   = futureDate(baseDate, 10000 * MS_IN_ONE_DAY);
-
-  // The manifest data we test with.
-
-  gManifestObject = {
-    "version": 1,
-    experiments: [
-      {
-        id:               EXPERIMENT1_ID,
-        xpiURL:           gDataRoot + EXPERIMENT1_XPI_NAME,
-        xpiHash:          EXPERIMENT1_XPI_SHA1,
-        startTime:        dateToSeconds(startDate),
-        endTime:          dateToSeconds(endDate),
-        maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
-        appName:          ["XPCShell"],
-        channel:          ["nightly"],
-      },
-    ],
-  };
-
-  let experiments = new Experiments.Experiments(gPolicy);
-
-  // Trigger update, clock set to before any activation.
-
-  let now = baseDate;
-  defineNow(gPolicy, now);
-  yield experiments.updateManifest();
-  Assert.equal(observerFireCount, ++expectedObserverFireCount,
-               "Experiments observer should have been called.");
-  let list = yield experiments.getExperiments();
-  Assert.equal(list.length, 0, "Experiment list should be empty.");
-
-  // Trigger update, clock set for experiment 1 to start.
-
-  now = futureDate(startDate, 10 * MS_IN_ONE_DAY);
-  defineNow(gPolicy, now);
-  yield experiments.updateManifest();
-  Assert.equal(observerFireCount, ++expectedObserverFireCount,
-               "Experiments observer should have been called.");
-
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
-  Assert.equal(list[0].id, EXPERIMENT1_ID, "Experiment 1 should be the sole entry.");
-  Assert.equal(list[0].active, true, "Experiment 1 should be active.");
-  let todayActive = yield experiments.lastActiveToday();
-  Assert.ok(todayActive, "Last active for today reports a value.");
-  Assert.equal(todayActive.id, list[0].id, "The entry is what we expect.");
-
-  // Explicitly disable an experiment.
-
-  now = futureDate(now, 20 * MS_IN_ONE_DAY);
-  defineNow(gPolicy, now);
-  yield experiments.disableExperiment("foo");
-  Assert.equal(observerFireCount, ++expectedObserverFireCount,
-               "Experiments observer should have been called.");
-
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
-  Assert.equal(list[0].id, EXPERIMENT1_ID, "Experiment 1 should be the sole entry.");
-  Assert.equal(list[0].active, false, "Experiment should not be active anymore.");
-  todayActive = yield experiments.lastActiveToday();
-  Assert.ok(todayActive, "Last active for today still returns a value.");
-  Assert.equal(todayActive.id, list[0].id, "The ID is still the same.");
-
-  // Trigger an update with a faked change for experiment 1.
-
-  now = futureDate(now, 20 * MS_IN_ONE_DAY);
-  defineNow(gPolicy, now);
-  experiments._experiments.get(EXPERIMENT1_ID)._manifestData.xpiHash =
-    "sha1:0000000000000000000000000000000000000000";
-  yield experiments.updateManifest();
-  Assert.equal(observerFireCount, expectedObserverFireCount,
-               "Experiments observer should not have been called.");
-
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
-  Assert.equal(list[0].id, EXPERIMENT1_ID, "Experiment 1 should be the sole entry.");
-  Assert.equal(list[0].active, false, "Experiment should still be inactive.");
-
-  // Cleanup.
-
-  Services.obs.removeObserver(observer, OBSERVER_TOPIC);
-  yield testCleanup(experiments);
-});
-
-// Test that changing the hash for an active experiments triggers an
-// update for it.
-
-add_task(function* test_updateActiveExperiment() {
-  const OBSERVER_TOPIC = "experiments-changed";
-  let observerFireCount = 0;
-  let expectedObserverFireCount = 0;
-  let observer = () => ++observerFireCount;
-  Services.obs.addObserver(observer, OBSERVER_TOPIC, false);
-
-  // Dates the following tests are based on.
-
-  let baseDate   = new Date(2014, 5, 1, 12);
-  let startDate = futureDate(baseDate,   100 * MS_IN_ONE_DAY);
-  let endDate   = futureDate(baseDate, 10000 * MS_IN_ONE_DAY);
-
-  // The manifest data we test with.
-
-  gManifestObject = {
-    "version": 1,
-    experiments: [
-      {
-        id:               EXPERIMENT1_ID,
-        xpiURL:           gDataRoot + EXPERIMENT1_XPI_NAME,
-        xpiHash:          EXPERIMENT1_XPI_SHA1,
-        startTime:        dateToSeconds(startDate),
-        endTime:          dateToSeconds(endDate),
-        maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
-        appName:          ["XPCShell"],
-        channel:          ["nightly"],
-      },
-    ],
-  };
-
-  let experiments = new Experiments.Experiments(gPolicy);
-
-  // Trigger update, clock set to before any activation.
-
-  let now = baseDate;
-  defineNow(gPolicy, now);
-  yield experiments.updateManifest();
-  Assert.equal(observerFireCount, ++expectedObserverFireCount,
-               "Experiments observer should have been called.");
-  let list = yield experiments.getExperiments();
-  Assert.equal(list.length, 0, "Experiment list should be empty.");
-
-  let todayActive = yield experiments.lastActiveToday();
-  Assert.equal(todayActive, null, "No experiment active today.");
-
-  // Trigger update, clock set for the experiment to start.
-
-  now = futureDate(startDate, 10 * MS_IN_ONE_DAY);
-  defineNow(gPolicy, now);
-  yield experiments.updateManifest();
-  Assert.equal(observerFireCount, ++expectedObserverFireCount,
-               "Experiments observer should have been called.");
-
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
-  Assert.equal(list[0].id, EXPERIMENT1_ID, "Experiment 1 should be the sole entry.");
-  Assert.equal(list[0].active, true, "Experiment 1 should be active.");
-  Assert.equal(list[0].name, EXPERIMENT1_NAME, "Experiments name should match.");
-  todayActive = yield experiments.lastActiveToday();
-  Assert.ok(todayActive, "todayActive() returns a value.");
-  Assert.equal(todayActive.id, list[0].id, "It returns the active experiment.");
-
-  // Trigger an update for the active experiment by changing it's hash (and xpi)
-  // in the manifest.
-
-  now = futureDate(now, 1 * MS_IN_ONE_DAY);
-  defineNow(gPolicy, now);
-  gManifestObject.experiments[0].xpiHash = EXPERIMENT1A_XPI_SHA1;
-  gManifestObject.experiments[0].xpiURL = gDataRoot + EXPERIMENT1A_XPI_NAME;
-  yield experiments.updateManifest();
-  Assert.equal(observerFireCount, ++expectedObserverFireCount,
-               "Experiments observer should have been called.");
-
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
-  Assert.equal(list[0].id, EXPERIMENT1_ID, "Experiment 1 should be the sole entry.");
-  Assert.equal(list[0].active, true, "Experiment 1 should still be active.");
-  Assert.equal(list[0].name, EXPERIMENT1A_NAME, "Experiments name should have been updated.");
-  todayActive = yield experiments.lastActiveToday();
-  Assert.equal(todayActive.id, list[0].id, "last active today is still sane.");
-
-  // Cleanup.
-
-  Services.obs.removeObserver(observer, OBSERVER_TOPIC);
-  yield testCleanup(experiments);
-});
-
-// Tests that setting the disable flag for an active experiment
-// stops it.
-
-add_task(function* test_disableActiveExperiment() {
-  const OBSERVER_TOPIC = "experiments-changed";
-  let observerFireCount = 0;
-  let expectedObserverFireCount = 0;
-  let observer = () => ++observerFireCount;
-  Services.obs.addObserver(observer, OBSERVER_TOPIC, false);
-
-  // Dates the following tests are based on.
-
-  let baseDate   = new Date(2014, 5, 1, 12);
-  let startDate = futureDate(baseDate,   100 * MS_IN_ONE_DAY);
-  let endDate   = futureDate(baseDate, 10000 * MS_IN_ONE_DAY);
-
-  // The manifest data we test with.
-
-  gManifestObject = {
-    "version": 1,
-    experiments: [
-      {
-        id:               EXPERIMENT1_ID,
-        xpiURL:           gDataRoot + EXPERIMENT1_XPI_NAME,
-        xpiHash:          EXPERIMENT1_XPI_SHA1,
-        startTime:        dateToSeconds(startDate),
-        endTime:          dateToSeconds(endDate),
-        maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
-        appName:          ["XPCShell"],
-        channel:          ["nightly"],
-      },
-    ],
-  };
-
-  let experiments = new Experiments.Experiments(gPolicy);
-
-  // Trigger update, clock set to before any activation.
-
-  let now = baseDate;
-  defineNow(gPolicy, now);
-  yield experiments.updateManifest();
-  Assert.equal(observerFireCount, ++expectedObserverFireCount,
-               "Experiments observer should have been called.");
-  let list = yield experiments.getExperiments();
-  Assert.equal(list.length, 0, "Experiment list should be empty.");
-
-  // Trigger update, clock set for the experiment to start.
-
-  now = futureDate(startDate, 10 * MS_IN_ONE_DAY);
-  defineNow(gPolicy, now);
-  yield experiments.updateManifest();
-  Assert.equal(observerFireCount, ++expectedObserverFireCount,
-               "Experiments observer should have been called.");
-
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
-  Assert.equal(list[0].id, EXPERIMENT1_ID, "Experiment 1 should be the sole entry.");
-  Assert.equal(list[0].active, true, "Experiment 1 should be active.");
-
-  // Trigger an update with the experiment being disabled.
-
-  now = futureDate(now, 1 * MS_IN_ONE_DAY);
-  defineNow(gPolicy, now);
-  gManifestObject.experiments[0].disabled = true;
-  yield experiments.updateManifest();
-  Assert.equal(observerFireCount, ++expectedObserverFireCount,
-               "Experiments observer should have been called.");
-
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
-  Assert.equal(list[0].id, EXPERIMENT1_ID, "Experiment 1 should be the sole entry.");
-  Assert.equal(list[0].active, false, "Experiment 1 should be disabled.");
-
-  // Check that the experiment stays disabled.
-
-  now = futureDate(now, 1 * MS_IN_ONE_DAY);
-  defineNow(gPolicy, now);
-  delete gManifestObject.experiments[0].disabled;
-  yield experiments.updateManifest();
-
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
-  Assert.equal(list[0].id, EXPERIMENT1_ID, "Experiment 1 should be the sole entry.");
-  Assert.equal(list[0].active, false, "Experiment 1 should still be disabled.");
-
-  // Cleanup.
-
-  Services.obs.removeObserver(observer, OBSERVER_TOPIC);
-  yield testCleanup(experiments);
-});
-
-// Test that:
-// * setting the frozen flag for a not-yet-started experiment keeps
-//   it from starting
-// * after a removing the frozen flag, the experiment can still start
-
-add_task(function* test_freezePendingExperiment() {
-  const OBSERVER_TOPIC = "experiments-changed";
-  let observerFireCount = 0;
-  let expectedObserverFireCount = 0;
-  let observer = () => ++observerFireCount;
-  Services.obs.addObserver(observer, OBSERVER_TOPIC, false);
-
-  // Dates the following tests are based on.
-
-  let baseDate   = new Date(2014, 5, 1, 12);
-  let startDate = futureDate(baseDate,   100 * MS_IN_ONE_DAY);
-  let endDate   = futureDate(baseDate, 10000 * MS_IN_ONE_DAY);
-
-  // The manifest data we test with.
-
-  gManifestObject = {
-    "version": 1,
-    experiments: [
-      {
-        id:               EXPERIMENT1_ID,
-        xpiURL:           gDataRoot + EXPERIMENT1_XPI_NAME,
-        xpiHash:          EXPERIMENT1_XPI_SHA1,
-        startTime:        dateToSeconds(startDate),
-        endTime:          dateToSeconds(endDate),
-        maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
-        appName:          ["XPCShell"],
-        channel:          ["nightly"],
-      },
-    ],
-  };
-
-  let experiments = new Experiments.Experiments(gPolicy);
-
-  // Trigger update, clock set to before any activation.
-
-  let now = baseDate;
-  defineNow(gPolicy, now);
-  yield experiments.updateManifest();
-  Assert.equal(observerFireCount, ++expectedObserverFireCount,
-               "Experiments observer should have been called.");
-  let list = yield experiments.getExperiments();
-  Assert.equal(list.length, 0, "Experiment list should be empty.");
-
-  // Trigger update, clock set for the experiment to start but frozen.
-
-  now = futureDate(startDate, 10 * MS_IN_ONE_DAY);
-  defineNow(gPolicy, now);
-  gManifestObject.experiments[0].frozen = true;
-  yield experiments.updateManifest();
-  Assert.equal(observerFireCount, expectedObserverFireCount,
-               "Experiments observer should have not been called.");
-
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 0, "Experiment list should have no entries yet.");
-
-  // Trigger an update with the experiment not being frozen anymore.
-
-  now = futureDate(now, 1 * MS_IN_ONE_DAY);
-  defineNow(gPolicy, now);
-  delete gManifestObject.experiments[0].frozen;
-  yield experiments.updateManifest();
-  Assert.equal(observerFireCount, ++expectedObserverFireCount,
-               "Experiments observer should have been called.");
-
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
-  Assert.equal(list[0].id, EXPERIMENT1_ID, "Experiment 1 should be the sole entry.");
-  Assert.equal(list[0].active, true, "Experiment 1 should be active now.");
-
-  // Cleanup.
-
-  Services.obs.removeObserver(observer, OBSERVER_TOPIC);
-  yield testCleanup(experiments);
-});
-
-// Test that setting the frozen flag for an active experiment doesn't
-// stop it.
-
-add_task(function* test_freezeActiveExperiment() {
-  const OBSERVER_TOPIC = "experiments-changed";
-  let observerFireCount = 0;
-  let expectedObserverFireCount = 0;
-  let observer = () => ++observerFireCount;
-  Services.obs.addObserver(observer, OBSERVER_TOPIC, false);
-
-  // Dates the following tests are based on.
-
-  let baseDate   = new Date(2014, 5, 1, 12);
-  let startDate = futureDate(baseDate,   100 * MS_IN_ONE_DAY);
-  let endDate   = futureDate(baseDate, 10000 * MS_IN_ONE_DAY);
-
-  // The manifest data we test with.
-
-  gManifestObject = {
-    "version": 1,
-    experiments: [
-      {
-        id:               EXPERIMENT1_ID,
-        xpiURL:           gDataRoot + EXPERIMENT1_XPI_NAME,
-        xpiHash:          EXPERIMENT1_XPI_SHA1,
-        startTime:        dateToSeconds(startDate),
-        endTime:          dateToSeconds(endDate),
-        maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
-        appName:          ["XPCShell"],
-        channel:          ["nightly"],
-      },
-    ],
-  };
-
-  let experiments = new Experiments.Experiments(gPolicy);
-
-  // Trigger update, clock set to before any activation.
-
-  let now = baseDate;
-  defineNow(gPolicy, now);
-  yield experiments.updateManifest();
-  Assert.equal(observerFireCount, ++expectedObserverFireCount,
-               "Experiments observer should have been called.");
-  let list = yield experiments.getExperiments();
-  Assert.equal(list.length, 0, "Experiment list should be empty.");
-
-  // Trigger update, clock set for the experiment to start.
-
-  now = futureDate(startDate, 10 * MS_IN_ONE_DAY);
-  defineNow(gPolicy, now);
-  yield experiments.updateManifest();
-  Assert.equal(observerFireCount, ++expectedObserverFireCount,
-               "Experiments observer should have been called.");
-
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
-  Assert.equal(list[0].id, EXPERIMENT1_ID, "Experiment 1 should be the sole entry.");
-  Assert.equal(list[0].active, true, "Experiment 1 should be active.");
-  Assert.equal(list[0].name, EXPERIMENT1_NAME, "Experiments name should match.");
-
-  // Trigger an update with the experiment being disabled.
-
-  now = futureDate(now, 1 * MS_IN_ONE_DAY);
-  defineNow(gPolicy, now);
-  gManifestObject.experiments[0].frozen = true;
-  yield experiments.updateManifest();
-  Assert.equal(observerFireCount, expectedObserverFireCount,
-               "Experiments observer should have been called.");
-
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
-  Assert.equal(list[0].id, EXPERIMENT1_ID, "Experiment 1 should be the sole entry.");
-  Assert.equal(list[0].active, true, "Experiment 1 should still be active.");
-
-  // Cleanup.
-
-  Services.obs.removeObserver(observer, OBSERVER_TOPIC);
-  yield testCleanup(experiments);
-});
-
-// Test that removing an active experiment from the manifest doesn't
-// stop it.
-
-add_task(function* test_removeActiveExperiment() {
-  const OBSERVER_TOPIC = "experiments-changed";
-  let observerFireCount = 0;
-  let expectedObserverFireCount = 0;
-  let observer = () => ++observerFireCount;
-  Services.obs.addObserver(observer, OBSERVER_TOPIC, false);
-
-  // Dates the following tests are based on.
-
-  let baseDate   = new Date(2014, 5, 1, 12);
-  let startDate  = futureDate(baseDate,   100 * MS_IN_ONE_DAY);
-  let endDate    = futureDate(baseDate, 10000 * MS_IN_ONE_DAY);
-  let startDate2 = futureDate(baseDate, 20000 * MS_IN_ONE_DAY);
-  let endDate2   = futureDate(baseDate, 30000 * MS_IN_ONE_DAY);
-
-  // The manifest data we test with.
-
-  gManifestObject = {
-    "version": 1,
-    experiments: [
-      {
-        id:               EXPERIMENT1_ID,
-        xpiURL:           gDataRoot + EXPERIMENT1_XPI_NAME,
-        xpiHash:          EXPERIMENT1_XPI_SHA1,
-        startTime:        dateToSeconds(startDate),
-        endTime:          dateToSeconds(endDate),
-        maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
-        appName:          ["XPCShell"],
-        channel:          ["nightly"],
-      },
-      {
-        id:               EXPERIMENT2_ID,
-        xpiURL:           gDataRoot + EXPERIMENT1_XPI_NAME,
-        xpiHash:          EXPERIMENT2_XPI_SHA1,
-        startTime:        dateToSeconds(startDate2),
-        endTime:          dateToSeconds(endDate2),
-        maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
-        appName:          ["XPCShell"],
-        channel:          ["nightly"],
-      },
-    ],
-  };
-
-  let experiments = new Experiments.Experiments(gPolicy);
-
-  // Trigger update, clock set to before any activation.
-
-  let now = baseDate;
-  defineNow(gPolicy, now);
-  yield experiments.updateManifest();
-  Assert.equal(observerFireCount, ++expectedObserverFireCount,
-               "Experiments observer should have been called.");
-  let list = yield experiments.getExperiments();
-  Assert.equal(list.length, 0, "Experiment list should be empty.");
-
-  // Trigger update, clock set for the experiment to start.
-
-  now = futureDate(startDate, 10 * MS_IN_ONE_DAY);
-  defineNow(gPolicy, now);
-  yield experiments.updateManifest();
-  Assert.equal(observerFireCount, ++expectedObserverFireCount,
-               "Experiments observer should have been called.");
-
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
-  Assert.equal(list[0].id, EXPERIMENT1_ID, "Experiment 1 should be the sole entry.");
-  Assert.equal(list[0].active, true, "Experiment 1 should be active.");
-  Assert.equal(list[0].name, EXPERIMENT1_NAME, "Experiments name should match.");
-
-  // Trigger an update with experiment 1 missing from the manifest
-
-  now = futureDate(now, 1 * MS_IN_ONE_DAY);
-  defineNow(gPolicy, now);
-  gManifestObject.experiments[0].frozen = true;
-  yield experiments.updateManifest();
-  Assert.equal(observerFireCount, expectedObserverFireCount,
-               "Experiments observer should have been called.");
-
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
-  Assert.equal(list[0].id, EXPERIMENT1_ID, "Experiment 1 should be the sole entry.");
-  Assert.equal(list[0].active, true, "Experiment 1 should still be active.");
-
-  // Cleanup.
-
-  Services.obs.removeObserver(observer, OBSERVER_TOPIC);
-  yield testCleanup(experiments);
-});
-
-// Test that we correctly handle experiment start & install failures.
-
-add_task(function* test_invalidUrl() {
-  const OBSERVER_TOPIC = "experiments-changed";
-  let observerFireCount = 0;
-  let expectedObserverFireCount = 0;
-  let observer = () => ++observerFireCount;
-  Services.obs.addObserver(observer, OBSERVER_TOPIC, false);
-
-  // Dates the following tests are based on.
-
-  let baseDate   = new Date(2014, 5, 1, 12);
-  let startDate = futureDate(baseDate,   100 * MS_IN_ONE_DAY);
-  let endDate   = futureDate(baseDate, 10000 * MS_IN_ONE_DAY);
-
-  // The manifest data we test with.
-
-  gManifestObject = {
-    "version": 1,
-    experiments: [
-      {
-        id:               EXPERIMENT1_ID,
-        xpiURL:           gDataRoot + EXPERIMENT1_XPI_NAME + ".invalid",
-        xpiHash:          EXPERIMENT1_XPI_SHA1,
-        startTime:        0,
-        endTime:          dateToSeconds(endDate),
-        maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
-        appName:          ["XPCShell"],
-        channel:          ["nightly"],
-      },
-    ],
-  };
-
-  let experiments = new Experiments.Experiments(gPolicy);
-
-  // Trigger update, clock set for the experiment to start.
-
-  let now = futureDate(startDate, 10 * MS_IN_ONE_DAY);
-  defineNow(gPolicy, now);
-  gTimerScheduleOffset = null;
-
-  yield experiments.updateManifest();
-  Assert.equal(observerFireCount, ++expectedObserverFireCount,
-               "Experiments observer should have been called.");
-  Assert.equal(gTimerScheduleOffset, null, "No new timer should have been scheduled.");
-
-  let list = yield experiments.getExperiments();
-  Assert.equal(list.length, 0, "Experiment list should be empty.");
-
-  // Cleanup.
-
-  Services.obs.removeObserver(observer, OBSERVER_TOPIC);
-  yield testCleanup(experiments);
-});
-
-// Test that we handle it properly when active experiment addons are being
-// uninstalled.
-
-add_task(function* test_unexpectedUninstall() {
-  const OBSERVER_TOPIC = "experiments-changed";
-  let observerFireCount = 0;
-  let expectedObserverFireCount = 0;
-  let observer = () => ++observerFireCount;
-  Services.obs.addObserver(observer, OBSERVER_TOPIC, false);
-
-  // Dates the following tests are based on.
-
-  let baseDate   = new Date(2014, 5, 1, 12);
-  let startDate  = futureDate(baseDate,   100 * MS_IN_ONE_DAY);
-  let endDate    = futureDate(baseDate, 10000 * MS_IN_ONE_DAY);
-
-  // The manifest data we test with.
-
-  gManifestObject = {
-    "version": 1,
-    experiments: [
-      {
-        id:               EXPERIMENT1_ID,
-        xpiURL:           gDataRoot + EXPERIMENT1_XPI_NAME,
-        xpiHash:          EXPERIMENT1_XPI_SHA1,
-        startTime:        dateToSeconds(startDate),
-        endTime:          dateToSeconds(endDate),
-        maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
-        appName:          ["XPCShell"],
-        channel:          ["nightly"],
-      },
-    ],
-  };
-
-  let experiments = new Experiments.Experiments(gPolicy);
-
-  // Trigger update, clock set to before any activation.
-
-  let now = baseDate;
-  defineNow(gPolicy, now);
-  yield experiments.updateManifest();
-  Assert.equal(observerFireCount, ++expectedObserverFireCount,
-               "Experiments observer should have been called.");
-  let list = yield experiments.getExperiments();
-  Assert.equal(list.length, 0, "Experiment list should be empty.");
-
-  // Trigger update, clock set for the experiment to start.
-
-  now = futureDate(startDate, 10 * MS_IN_ONE_DAY);
-  defineNow(gPolicy, now);
-  yield experiments.updateManifest();
-  Assert.equal(observerFireCount, ++expectedObserverFireCount,
-               "Experiments observer should have been called.");
-
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
-  Assert.equal(list[0].id, EXPERIMENT1_ID, "Experiment 1 should be the sole entry.");
-  Assert.equal(list[0].active, true, "Experiment 1 should be active.");
-
-  // Uninstall the addon through the addon manager instead of stopping it through
-  // the experiments API.
-
-  yield AddonManagerTesting.uninstallAddonByID(EXPERIMENT1_ID);
-  yield experiments._mainTask;
-
-  yield experiments.notify();
-
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
-  Assert.equal(list[0].id, EXPERIMENT1_ID, "Experiment 1 should be the sole entry.");
-  Assert.equal(list[0].active, false, "Experiment 1 should not be active anymore.");
-
-  // Cleanup.
-
-  Services.obs.removeObserver(observer, OBSERVER_TOPIC);
-  yield testCleanup(experiments);
-});
-
-// If the Addon Manager knows of an experiment that we don't, it should get
-// uninstalled.
-add_task(function* testUnknownExperimentsUninstalled() {
-  let experiments = new Experiments.Experiments(gPolicy);
-
-  let addons = yield getExperimentAddons();
-  Assert.equal(addons.length, 0, "Precondition: No experiment add-ons are present.");
-
-  // Simulate us not listening.
-  experiments._unregisterWithAddonManager();
-  yield AddonManagerTesting.installXPIFromURL(gDataRoot + EXPERIMENT1_XPI_NAME, EXPERIMENT1_XPI_SHA1);
-  experiments._registerWithAddonManager();
-
-  addons = yield getExperimentAddons();
-  Assert.equal(addons.length, 1, "Experiment 1 installed via AddonManager");
-
-  // Simulate no known experiments.
-  gManifestObject = {
-    "version": 1,
-    experiments: [],
-  };
-
-  yield experiments.updateManifest();
-  let fromManifest = yield experiments.getExperiments();
-  Assert.equal(fromManifest.length, 0, "No experiments known in manifest.");
-
-  // And the unknown add-on should be gone.
-  addons = yield getExperimentAddons();
-  Assert.equal(addons.length, 0, "Experiment 1 was uninstalled.");
-
-  yield testCleanup(experiments);
-});
-
-// If someone else installs an experiment add-on, we detect and stop that.
-add_task(function* testForeignExperimentInstall() {
-  let experiments = new Experiments.Experiments(gPolicy);
-
-  gManifestObject = {
-    "version": 1,
-    experiments: [],
-  };
-
-  yield experiments.init();
-
-  let addons = yield getExperimentAddons();
-  Assert.equal(addons.length, 0, "Precondition: No experiment add-ons present.");
-
-  let failed = false;
-  try {
-    yield AddonManagerTesting.installXPIFromURL(gDataRoot + EXPERIMENT1_XPI_NAME, EXPERIMENT1_XPI_SHA1);
-  } catch (ex) {
-    failed = true;
-  }
-  Assert.ok(failed, "Add-on install should not have completed successfully");
-  addons = yield getExperimentAddons();
-  Assert.equal(addons.length, 0, "Add-on install should have been cancelled.");
-
-  yield testCleanup(experiments);
-});
-
-// Experiment add-ons will be disabled after Addon Manager restarts. Ensure
-// we enable them automatically.
-add_task(function* testEnabledAfterRestart() {
-  let experiments = new Experiments.Experiments(gPolicy);
-
-  gManifestObject = {
-    "version": 1,
-    experiments: [
-      {
-        id: EXPERIMENT1_ID,
-        xpiURL: gDataRoot + EXPERIMENT1_XPI_NAME,
-        xpiHash: EXPERIMENT1_XPI_SHA1,
-        startTime: gPolicy.now().getTime() / 1000 - 60,
-        endTime: gPolicy.now().getTime() / 1000 + 60,
-        maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
-        appName: ["XPCShell"],
-        channel: ["nightly"],
-      },
-    ],
-  };
-
-  let addons = yield getExperimentAddons();
-  Assert.equal(addons.length, 0, "Precondition: No experiment add-ons installed.");
-
-  yield experiments.updateManifest();
-  let fromManifest = yield experiments.getExperiments();
-  Assert.equal(fromManifest.length, 1, "A single experiment is known.");
-
-  addons = yield getExperimentAddons();
-  Assert.equal(addons.length, 1, "A single experiment add-on is installed.");
-  Assert.ok(addons[0].isActive, "That experiment is active.");
-
-  dump("Restarting Addon Manager\n");
-  yield promiseRestartManager();
-  experiments = new Experiments.Experiments(gPolicy);
-
-  addons = yield getExperimentAddons();
-  Assert.equal(addons.length, 1, "The experiment is still there after restart.");
-  Assert.ok(addons[0].userDisabled, "But it is disabled.");
-  Assert.equal(addons[0].isActive, false, "And not active.");
-
-  yield experiments.updateManifest();
-  Assert.ok(addons[0].isActive, "It activates when the manifest is evaluated.");
-
-  yield testCleanup(experiments);
-});
-
-// If experiment add-ons were ever started, maxStartTime shouldn't be evaluated
-// anymore. Ensure that if maxStartTime is passed but experiment has started
-// already, maxStartTime does not cause deactivation.
-
-add_task(function* testMaxStartTimeEvaluation() {
-
-  // Dates the following tests are based on.
-
-  let startDate    = new Date(2014, 5, 1, 12);
-  let now          = futureDate(startDate, 10   * MS_IN_ONE_DAY);
-  let maxStartDate = futureDate(startDate, 100  * MS_IN_ONE_DAY);
-  let endDate      = futureDate(startDate, 1000 * MS_IN_ONE_DAY);
-
-  defineNow(gPolicy, now);
-
-  // The manifest data we test with.
-  // We set a value for maxStartTime.
-
-  gManifestObject = {
-    "version": 1,
-    experiments: [
-      {
-        id:               EXPERIMENT1_ID,
-        xpiURL:           gDataRoot + EXPERIMENT1_XPI_NAME,
-        xpiHash:          EXPERIMENT1_XPI_SHA1,
-        startTime:        dateToSeconds(startDate),
-        endTime:          dateToSeconds(endDate),
-        maxActiveSeconds: 1000 * SEC_IN_ONE_DAY,
-        maxStartTime:     dateToSeconds(maxStartDate),
-        appName:          ["XPCShell"],
-        channel:          ["nightly"],
-      },
-    ],
-  };
-
-  let experiments = new Experiments.Experiments(gPolicy);
-
-  let addons = yield getExperimentAddons();
-  Assert.equal(addons.length, 0, "Precondition: No experiment add-ons installed.");
-
-  yield experiments.updateManifest();
-  let fromManifest = yield experiments.getExperiments();
-  Assert.equal(fromManifest.length, 1, "A single experiment is known.");
-
-  addons = yield getExperimentAddons();
-  Assert.equal(addons.length, 1, "A single experiment add-on is installed.");
-  Assert.ok(addons[0].isActive, "That experiment is active.");
-
-  dump("Setting current time to maxStartTime + 100 days and reloading manifest\n");
-  now = futureDate(maxStartDate, 100 * MS_IN_ONE_DAY);
-  defineNow(gPolicy, now);
-  yield experiments.updateManifest();
-
-  addons = yield getExperimentAddons();
-  Assert.equal(addons.length, 1, "The experiment is still there.");
-  Assert.ok(addons[0].isActive, "It is still active.");
-
-  yield testCleanup(experiments);
-});
-
-// Test coverage for an add-on uninstall disabling the experiment and that it stays
-// disabled over restarts.
-add_task(function* test_foreignUninstallAndRestart() {
-  let experiments = new Experiments.Experiments(gPolicy);
-
-  gManifestObject = {
-    "version": 1,
-    experiments: [
-      {
-        id: EXPERIMENT1_ID,
-        xpiURL: gDataRoot + EXPERIMENT1_XPI_NAME,
-        xpiHash: EXPERIMENT1_XPI_SHA1,
-        startTime: gPolicy.now().getTime() / 1000 - 60,
-        endTime: gPolicy.now().getTime() / 1000 + 60,
-        maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
-        appName: ["XPCShell"],
-        channel: ["nightly"],
-      },
-    ],
-  };
-
-  let addons = yield getExperimentAddons();
-  Assert.equal(addons.length, 0, "Precondition: No experiment add-ons installed.");
-
-  yield experiments.updateManifest();
-  let experimentList = yield experiments.getExperiments();
-  Assert.equal(experimentList.length, 1, "A single experiment is known.");
-
-  addons = yield getExperimentAddons();
-  Assert.equal(addons.length, 1, "A single experiment add-on is installed.");
-  Assert.ok(addons[0].isActive, "That experiment is active.");
-
-  yield AddonManagerTesting.uninstallAddonByID(EXPERIMENT1_ID);
-  yield experiments._mainTask;
-
-  addons = yield getExperimentAddons();
-  Assert.equal(addons.length, 0, "Experiment add-on should have been removed.");
-
-  experimentList = yield experiments.getExperiments();
-  Assert.equal(experimentList.length, 1, "A single experiment is known.");
-  Assert.equal(experimentList[0].id, EXPERIMENT1_ID, "Experiment 1 should be the sole entry.");
-  Assert.ok(!experimentList[0].active, "Experiment 1 should not be active anymore.");
-
-  // Fake restart behaviour.
-  yield promiseRestartManager();
-  experiments = new Experiments.Experiments(gPolicy);
-  yield experiments.updateManifest();
-
-  addons = yield getExperimentAddons();
-  Assert.equal(addons.length, 0, "No experiment add-ons installed.");
-
-  experimentList = yield experiments.getExperiments();
-  Assert.equal(experimentList.length, 1, "A single experiment is known.");
-  Assert.equal(experimentList[0].id, EXPERIMENT1_ID, "Experiment 1 should be the sole entry.");
-  Assert.ok(!experimentList[0].active, "Experiment 1 should not be active.");
-
-  yield testCleanup(experiments);
-});
diff --git a/browser/experiments/test/xpcshell/test_cache.js b/browser/experiments/test/xpcshell/test_cache.js
deleted file mode 100644
index 4f2bce881..000000000
--- a/browser/experiments/test/xpcshell/test_cache.js
+++ /dev/null
@@ -1,399 +0,0 @@
-/* Any copyright is dedicated to the Public Domain.
- * http://creativecommons.org/publicdomain/zero/1.0/ */
-
-"use strict";
-
-Cu.import("resource://testing-common/httpd.js");
-XPCOMUtils.defineLazyModuleGetter(this, "Experiments",
-  "resource:///modules/experiments/Experiments.jsm");
-
-const MANIFEST_HANDLER         = "manifests/handler";
-
-const SEC_IN_ONE_DAY  = 24 * 60 * 60;
-const MS_IN_ONE_DAY   = SEC_IN_ONE_DAY * 1000;
-
-var gHttpServer          = null;
-var gHttpRoot            = null;
-var gDataRoot            = null;
-var gPolicy              = null;
-var gManifestObject      = null;
-var gManifestHandlerURI  = null;
-
-function run_test() {
-  run_next_test();
-}
-
-add_task(function* test_setup() {
-  loadAddonManager();
-  yield removeCacheFile();
-
-  gHttpServer = new HttpServer();
-  gHttpServer.start(-1);
-  let port = gHttpServer.identity.primaryPort;
-  gHttpRoot = "http://localhost:" + port + "/";
-  gDataRoot = gHttpRoot + "data/";
-  gManifestHandlerURI = gHttpRoot + MANIFEST_HANDLER;
-  gHttpServer.registerDirectory("/data/", do_get_cwd());
-  gHttpServer.registerPathHandler("/" + MANIFEST_HANDLER, (request, response) => {
-    response.setStatusLine(null, 200, "OK");
-    response.write(JSON.stringify(gManifestObject));
-    response.processAsync();
-    response.finish();
-  });
-  do_register_cleanup(() => gHttpServer.stop(() => {}));
-
-  Services.prefs.setBoolPref(PREF_EXPERIMENTS_ENABLED, true);
-  Services.prefs.setIntPref(PREF_LOGGING_LEVEL, 0);
-  Services.prefs.setBoolPref(PREF_LOGGING_DUMP, true);
-  Services.prefs.setCharPref(PREF_MANIFEST_URI, gManifestHandlerURI);
-  Services.prefs.setIntPref(PREF_FETCHINTERVAL, 0);
-
-  gPolicy = new Experiments.Policy();
-  patchPolicy(gPolicy, {
-    updatechannel: () => "nightly",
-    oneshotTimer: (callback, timeout, thisObj, name) => {},
-  });
-});
-
-function checkExperimentListsEqual(list, list2) {
-  Assert.equal(list.length, list2.length, "Lists should have the same length.")
-
-  for (let i=0; i<list.length; ++i) {
-    for (let k of Object.keys(list[i])) {
-      Assert.equal(list[i][k], list2[i][k],
-                   "Field '" + k + "' should match for list entry " + i + ".");
-    }
-  }
-}
-
-function checkExperimentSerializations(experimentEntryIterator) {
-  for (let experiment of experimentEntryIterator) {
-    let experiment2 = new Experiments.ExperimentEntry(gPolicy);
-    let jsonStr = JSON.stringify(experiment.toJSON());
-    Assert.ok(experiment2.initFromCacheData(JSON.parse(jsonStr)),
-              "Should have initialized successfully from JSON serialization.");
-    Assert.equal(JSON.stringify(experiment), JSON.stringify(experiment2),
-                 "Object stringifications should match.");
-  }
-}
-
-function validateCache(cachedExperiments, experimentIds) {
-  let cachedExperimentIds = new Set(cachedExperiments);
-  Assert.equal(cachedExperimentIds.size, experimentIds.length,
-               "The number of cached experiments does not match with the provided list");
-  for (let id of experimentIds) {
-    Assert.ok(cachedExperimentIds.has(id), "The cache must contain the experiment with id " + id);
-  }
-}
-
-// Set up an experiments instance and check if it is properly restored from cache.
-
-add_task(function* test_cache() {
-  // The manifest data we test with.
-
-  gManifestObject = {
-    "version": 1,
-    experiments: [
-      {
-        id:               EXPERIMENT1_ID,
-        xpiURL:           gDataRoot + EXPERIMENT1_XPI_NAME,
-        xpiHash:          EXPERIMENT1_XPI_SHA1,
-        maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
-        appName:          ["XPCShell"],
-        channel:          ["nightly"],
-      },
-      {
-        id:               EXPERIMENT2_ID,
-        xpiURL:           gDataRoot + EXPERIMENT2_XPI_NAME,
-        xpiHash:          EXPERIMENT2_XPI_SHA1,
-        maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
-        appName:          ["XPCShell"],
-        channel:          ["nightly"],
-      },
-      {
-        id:               EXPERIMENT3_ID,
-        xpiURL:           "https://inval.id/foo.xpi",
-        xpiHash:          "sha1:0000000000000000000000000000000000000000",
-        maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
-        appName:          ["XPCShell"],
-        channel:          ["nightly"],
-      },
-    ],
-  };
-
-  // Setup dates for the experiments.
-
-  let baseDate   = new Date(2014, 5, 1, 12);
-  let startDates = [];
-  let endDates   = [];
-
-  for (let i=0; i<gManifestObject.experiments.length; ++i) {
-    let experiment = gManifestObject.experiments[i];
-    startDates.push(futureDate(baseDate, (50 + (150 * i)) * MS_IN_ONE_DAY));
-    endDates  .push(futureDate(startDates[i], 50 * MS_IN_ONE_DAY));
-    experiment.startTime = dateToSeconds(startDates[i]);
-    experiment.endTime   = dateToSeconds(endDates[i]);
-  }
-
-  // Data to compare the result of Experiments.getExperiments() against.
-
-  let experimentListData = [
-    {
-      id: EXPERIMENT2_ID,
-      name: "Test experiment 2",
-      description: "And yet another experiment that experiments experimentally.",
-    },
-    {
-      id: EXPERIMENT1_ID,
-      name: EXPERIMENT1_NAME,
-      description: "Yet another experiment that experiments experimentally.",
-    },
-  ];
-
-  // Trigger update & re-init, clock set to before any activation.
-
-  let now = baseDate;
-  defineNow(gPolicy, now);
-
-  let experiments = new Experiments.Experiments(gPolicy);
-  yield experiments.updateManifest();
-  let list = yield experiments.getExperiments();
-  Assert.equal(list.length, 0, "Experiment list should be empty.");
-  checkExperimentSerializations(experiments._experiments.values());
-
-  yield promiseRestartManager();
-  experiments = new Experiments.Experiments(gPolicy);
-
-  yield experiments._run();
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 0, "Experiment list should be empty.");
-  checkExperimentSerializations(experiments._experiments.values());
-
-  // Re-init, clock set for experiment 1 to start.
-
-  now = futureDate(startDates[0], 5 * MS_IN_ONE_DAY);
-  defineNow(gPolicy, now);
-
-  yield promiseRestartManager();
-  experiments = new Experiments.Experiments(gPolicy);
-  yield experiments._run();
-
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
-
-  experimentListData[1].active = true;
-  experimentListData[1].endDate = now.getTime() + 10 * MS_IN_ONE_DAY;
-  checkExperimentListsEqual(experimentListData.slice(1), list);
-  checkExperimentSerializations(experiments._experiments.values());
-
-  let branch = yield experiments.getExperimentBranch(EXPERIMENT1_ID);
-  Assert.strictEqual(branch, null);
-
-  yield experiments.setExperimentBranch(EXPERIMENT1_ID, "testbranch");
-  branch = yield experiments.getExperimentBranch(EXPERIMENT1_ID);
-  Assert.strictEqual(branch, "testbranch");
-
-  // Re-init, clock set for experiment 1 to stop.
-
-  now = futureDate(now, 20 * MS_IN_ONE_DAY);
-  defineNow(gPolicy, now);
-
-  yield promiseRestartManager();
-  experiments = new Experiments.Experiments(gPolicy);
-  yield experiments._run();
-
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 1, "Experiment list should have 1 entry.");
-
-  experimentListData[1].active = false;
-  experimentListData[1].endDate = now.getTime();
-  checkExperimentListsEqual(experimentListData.slice(1), list);
-  checkExperimentSerializations(experiments._experiments.values());
-
-  branch = yield experiments.getExperimentBranch(EXPERIMENT1_ID);
-  Assert.strictEqual(branch, "testbranch");
-
-  // Re-init, clock set for experiment 2 to start.
-
-  now = futureDate(startDates[1], 20 * MS_IN_ONE_DAY);
-  defineNow(gPolicy, now);
-
-  yield promiseRestartManager();
-  experiments = new Experiments.Experiments(gPolicy);
-  yield experiments._run();
-
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 2, "Experiment list should have 2 entries.");
-
-  experimentListData[0].active = true;
-  experimentListData[0].endDate = now.getTime() + 10 * MS_IN_ONE_DAY;
-  checkExperimentListsEqual(experimentListData, list);
-  checkExperimentSerializations(experiments._experiments.values());
-
-  // Re-init, clock set for experiment 2 to stop.
-
-  now = futureDate(now, 20 * MS_IN_ONE_DAY);
-  defineNow(gPolicy, now);
-
-  yield promiseRestartManager();
-  experiments = new Experiments.Experiments(gPolicy);
-  yield experiments._run();
-
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 2, "Experiment list should have 2 entries.");
-
-  experimentListData[0].active = false;
-  experimentListData[0].endDate = now.getTime();
-  checkExperimentListsEqual(experimentListData, list);
-  checkExperimentSerializations(experiments._experiments.values());
-
-  // Cleanup.
-
-  yield experiments._toggleExperimentsEnabled(false);
-  yield promiseRestartManager();
-  yield removeCacheFile();
-});
-
-add_task(function* test_expiration() {
-  // The manifest data we test with.
-  gManifestObject = {
-    "version": 1,
-    experiments: [
-      {
-        id:               EXPERIMENT1_ID,
-        xpiURL:           gDataRoot + EXPERIMENT1_XPI_NAME,
-        xpiHash:          EXPERIMENT1_XPI_SHA1,
-        maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
-        appName:          ["XPCShell"],
-        channel:          ["nightly"],
-      },
-      {
-        id:               EXPERIMENT2_ID,
-        xpiURL:           gDataRoot + EXPERIMENT2_XPI_NAME,
-        xpiHash:          EXPERIMENT2_XPI_SHA1,
-        maxActiveSeconds: 50 * SEC_IN_ONE_DAY,
-        appName:          ["XPCShell"],
-        channel:          ["nightly"],
-      },
-      // The 3rd experiment will never run, so it's ok to use experiment's 2 data.
-      {
-        id:               EXPERIMENT3_ID,
-        xpiURL:           gDataRoot + EXPERIMENT2_XPI_NAME,
-        xpiHash:          EXPERIMENT2_XPI_SHA1,
-        maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
-        appName:          ["XPCShell"],
-        channel:          ["nightly"],
-      }
-    ],
-  };
-
-  // Data to compare the result of Experiments.getExperiments() against.
-  let experimentListData = [
-    {
-      id: EXPERIMENT2_ID,
-      name: "Test experiment 2",
-      description: "And yet another experiment that experiments experimentally.",
-    },
-    {
-      id: EXPERIMENT1_ID,
-      name: EXPERIMENT1_NAME,
-      description: "Yet another experiment that experiments experimentally.",
-    },
-  ];
-
-  // Setup dates for the experiments.
-  let baseDate   = new Date(2014, 5, 1, 12);
-  let startDates = [];
-  let endDates   = [];
-
-  for (let i=0; i<gManifestObject.experiments.length; ++i) {
-    let experiment = gManifestObject.experiments[i];
-    // Spread out experiments in time so that one experiment can end and expire while
-    // the next is still running.
-    startDates.push(futureDate(baseDate, (50 + (200 * i)) * MS_IN_ONE_DAY));
-    endDates  .push(futureDate(startDates[i], 50 * MS_IN_ONE_DAY));
-    experiment.startTime = dateToSeconds(startDates[i]);
-    experiment.endTime   = dateToSeconds(endDates[i]);
-  }
-
-  let now = null;
-  let experiments = null;
-
-  let setDateAndRestartExperiments = new Task.async(function* (newDate) {
-    now = newDate;
-    defineNow(gPolicy, now);
-
-    yield promiseRestartManager();
-    experiments = new Experiments.Experiments(gPolicy);
-    yield experiments._run();
-  });
-
-  // Trigger update & re-init, clock set to before any activation.
-  now = baseDate;
-  defineNow(gPolicy, now);
-
-  experiments = new Experiments.Experiments(gPolicy);
-  yield experiments.updateManifest();
-  let list = yield experiments.getExperiments();
-  Assert.equal(list.length, 0, "Experiment list should be empty.");
-
-  // Re-init, clock set for experiment 1 to start...
-  yield setDateAndRestartExperiments(startDates[0]);
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 1, "The first experiment should have started.");
-
-  // ... init again, and set the clock so that the first experiment ends.
-  yield setDateAndRestartExperiments(endDates[0]);
-
-  // The experiment just ended, it should still be in the cache, but marked
-  // as finished.
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 1, "Experiment list should have 1 entry.");
-
-  experimentListData[1].active = false;
-  experimentListData[1].endDate = now.getTime();
-  checkExperimentListsEqual(experimentListData.slice(1), list);
-  validateCache([...experiments._experiments.keys()], [EXPERIMENT1_ID, EXPERIMENT2_ID, EXPERIMENT3_ID]);
-
-  // Start the second experiment.
-  yield setDateAndRestartExperiments(startDates[1]);
-
-  // The experiments cache should contain the finished experiment and the
-  // one that's still running.
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 2, "Experiment list should have 2 entries.");
-
-  experimentListData[0].active = true;
-  experimentListData[0].endDate = now.getTime() + 50 * MS_IN_ONE_DAY;
-  checkExperimentListsEqual(experimentListData, list);
-
-  // Move the clock in the future, just 31 days after the start date of the second experiment,
-  // so that the cache for the first experiment expires and the second experiment is still running.
-  yield setDateAndRestartExperiments(futureDate(startDates[1], 31 * MS_IN_ONE_DAY));
-  validateCache([...experiments._experiments.keys()], [EXPERIMENT2_ID, EXPERIMENT3_ID]);
-
-  // Make sure that the expired experiment is not reported anymore.
-  let history = yield experiments.getExperiments();
-  Assert.equal(history.length, 1, "Experiments older than 180 days must be removed from the cache.");
-
-  // Test that we don't write expired experiments in the cache.
-  yield setDateAndRestartExperiments(now);
-  validateCache([...experiments._experiments.keys()], [EXPERIMENT2_ID, EXPERIMENT3_ID]);
-
-  // The first experiment should be expired and not in the cache, it ended more than
-  // 180 days ago. We should see the one still running in the cache.
-  history = yield experiments.getExperiments();
-  Assert.equal(history.length, 1, "Expired experiments must not be saved to cache.");
-  checkExperimentListsEqual(experimentListData.slice(0, 1), history);
-
-  // Test that experiments that are cached locally but never ran are removed from cache
-  // when they are removed from the manifest (this is cached data, not really history).
-  gManifestObject["experiments"] = gManifestObject["experiments"].slice(1, 1);
-  yield experiments.updateManifest();
-  validateCache([...experiments._experiments.keys()], [EXPERIMENT2_ID]);
-
-  // Cleanup.
-  yield experiments._toggleExperimentsEnabled(false);
-  yield promiseRestartManager();
-  yield removeCacheFile();
-});
diff --git a/browser/experiments/test/xpcshell/test_cacherace.js b/browser/experiments/test/xpcshell/test_cacherace.js
deleted file mode 100644
index ff77cfdc4..000000000
--- a/browser/experiments/test/xpcshell/test_cacherace.js
+++ /dev/null
@@ -1,102 +0,0 @@
-/* Any copyright is dedicated to the Public Domain.
- * http://creativecommons.org/publicdomain/zero/1.0/ */
-
-"use strict";
-
-Cu.import("resource://testing-common/httpd.js");
-Cu.import("resource://gre/modules/Timer.jsm");
-
-const MANIFEST_HANDLER         = "manifests/handler";
-
-const SEC_IN_ONE_DAY  = 24 * 60 * 60;
-const MS_IN_ONE_DAY   = SEC_IN_ONE_DAY * 1000;
-
-var gHttpServer          = null;
-var gHttpRoot            = null;
-var gDataRoot            = null;
-var gPolicy              = null;
-var gManifestObject      = null;
-var gManifestHandlerURI  = null;
-
-function run_test() {
-  run_next_test();
-}
-
-add_task(function* test_setup() {
-  loadAddonManager();
-  yield removeCacheFile();
-
-  gHttpServer = new HttpServer();
-  gHttpServer.start(-1);
-  let port = gHttpServer.identity.primaryPort;
-  gHttpRoot = "http://localhost:" + port + "/";
-  gDataRoot = gHttpRoot + "data/";
-  gManifestHandlerURI = gHttpRoot + MANIFEST_HANDLER;
-  gHttpServer.registerDirectory("/data/", do_get_cwd());
-  gHttpServer.registerPathHandler("/" + MANIFEST_HANDLER, (request, response) => {
-    response.setStatusLine(null, 200, "OK");
-    response.write(JSON.stringify(gManifestObject));
-    response.processAsync();
-    response.finish();
-  });
-  do_register_cleanup(() => gHttpServer.stop(() => {}));
-
-  Services.prefs.setBoolPref(PREF_EXPERIMENTS_ENABLED, true);
-  Services.prefs.setIntPref(PREF_LOGGING_LEVEL, 0);
-  Services.prefs.setBoolPref(PREF_LOGGING_DUMP, true);
-  Services.prefs.setCharPref(PREF_MANIFEST_URI, gManifestHandlerURI);
-  Services.prefs.setIntPref(PREF_FETCHINTERVAL, 0);
-
-  let ExperimentsScope = Cu.import("resource:///modules/experiments/Experiments.jsm");
-  let Experiments = ExperimentsScope.Experiments;
-
-  gPolicy = new Experiments.Policy();
-  patchPolicy(gPolicy, {
-    updatechannel: () => "nightly",
-    delayCacheWrite: (promise) => {
-      return new Promise((resolve, reject) => {
-        promise.then(
-          (result) => { setTimeout(() => resolve(result), 500); },
-          (err) => { reject(err); }
-        );
-      });
-    },
-  });
-
-  let now = new Date(2014, 5, 1, 12);
-  defineNow(gPolicy, now);
-
-  let experimentName = "experiment-racybranch.xpi";
-  let experimentPath = getExperimentPath(experimentName);
-  let experimentHash = "sha1:" + sha1File(experimentPath);
-
-  gManifestObject = {
-    version: 1,
-    experiments: [
-      {
-        id: "test-experiment-racybranch@tests.mozilla.org",
-        xpiURL: gDataRoot + "experiment-racybranch.xpi",
-        xpiHash: experimentHash,
-        maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
-        appName: ["XPCShell"],
-        channel: ["nightly"],
-        startTime: dateToSeconds(futureDate(now, -MS_IN_ONE_DAY)),
-        endTime: dateToSeconds(futureDate(now, MS_IN_ONE_DAY)),
-      },
-    ],
-  };
-
-  do_print("gManifestObject: " + JSON.stringify(gManifestObject));
-
-  // In order for the addon manager to work properly, we hack
-  // Experiments.instance which is used by the XPIProvider
-  let experiments = new Experiments.Experiments(gPolicy);
-  Assert.strictEqual(ExperimentsScope.gExperiments, null);
-  ExperimentsScope.gExperiments = experiments;
-
-  yield experiments.updateManifest();
-  let active = experiments._getActiveExperiment();
-  Assert.ok(active);
-  Assert.equal(active.branch, "racy-set");
-  Assert.ok(!experiments._dirty);
-});
diff --git a/browser/experiments/test/xpcshell/test_conditions.js b/browser/experiments/test/xpcshell/test_conditions.js
deleted file mode 100644
index 23c147fdb..000000000
--- a/browser/experiments/test/xpcshell/test_conditions.js
+++ /dev/null
@@ -1,325 +0,0 @@
-/* Any copyright is dedicated to the Public Domain.
- * http://creativecommons.org/publicdomain/zero/1.0/ */
-
-"use strict";
-
-
-Cu.import("resource:///modules/experiments/Experiments.jsm");
-Cu.import("resource://gre/modules/TelemetryController.jsm", this);
-
-const SEC_IN_ONE_DAY = 24 * 60 * 60;
-
-var gPolicy     = null;
-
-function ManifestEntry(data) {
-  this.id = EXPERIMENT1_ID;
-  this.xpiURL = "http://localhost:1/dummy.xpi";
-  this.xpiHash = EXPERIMENT1_XPI_SHA1;
-  this.startTime = new Date(2010, 0, 1, 12).getTime() / 1000;
-  this.endTime = new Date(9001, 0, 1, 12).getTime() / 1000;
-  this.maxActiveSeconds = SEC_IN_ONE_DAY;
-  this.appName = ["XPCShell"];
-  this.channel = ["nightly"];
-
-  data = data || {};
-  for (let k of Object.keys(data)) {
-    this[k] = data[k];
-  }
-
-  if (!this.endTime) {
-    this.endTime = this.startTime + 5 * SEC_IN_ONE_DAY;
-  }
-}
-
-function applicableFromManifestData(data, policy) {
-  let manifestData = new ManifestEntry(data);
-  let entry = new Experiments.ExperimentEntry(policy);
-  entry.initFromManifestData(manifestData);
-  return entry.isApplicable();
-}
-
-function run_test() {
-  run_next_test();
-}
-
-add_task(function* test_setup() {
-  createAppInfo();
-  do_get_profile();
-  startAddonManagerOnly();
-  yield TelemetryController.testSetup();
-  gPolicy = new Experiments.Policy();
-
-  patchPolicy(gPolicy, {
-    updatechannel: () => "nightly",
-    locale: () => "en-US",
-    random: () => 0.5,
-  });
-
-  Services.prefs.setBoolPref(PREF_EXPERIMENTS_ENABLED, true);
-  Services.prefs.setIntPref(PREF_LOGGING_LEVEL, 0);
-  Services.prefs.setBoolPref(PREF_LOGGING_DUMP, true);
-});
-
-function arraysEqual(a, b) {
-  if (a.length !== b.length) {
-    return false;
-  }
-
-  for (let i=0; i<a.length; ++i) {
-    if (a[i] !== b[i]) {
-      return false;
-    }
-  }
-
-  return true;
-}
-
-// This function exists solely to be .toSource()d
-const sanityFilter = function filter(c) {
-  if (c.telemetryEnvironment === undefined) {
-    throw Error("No .telemetryEnvironment");
-  }
-  if (c.telemetryEnvironment.build == undefined) {
-    throw Error("No .telemetryEnvironment.build");
-  }
-  return true;
-}
-
-// Utility function to generate build ID for previous/next date.
-function addDate(buildId, diff) {
-  let m = /^([0-9]{4})([0-9]{2})([0-9]{2})(.*)$/.exec(buildId);
-  if (!m) {
-    throw Error("Unsupported build ID: " + buildId);
-  }
-  let year = Number.parseInt(m[1], 10);
-  let month = Number.parseInt(m[2], 10);
-  let date = Number.parseInt(m[3], 10);
-  let remainingParts = m[4];
-
-  let d = new Date();
-  d.setUTCFullYear(year, month - 1, date);
-  d.setTime(d.getTime() + diff * 24 * 60 * 60 * 1000);
-
-  let yearStr = String(d.getUTCFullYear());
-  let monthStr = ("0" + String(d.getUTCMonth() + 1)).slice(-2);
-  let dateStr = ("0" + String(d.getUTCDate())).slice(-2);
-  return yearStr + monthStr + dateStr + remainingParts;
-}
-function prevDate(buildId) {
-  return addDate(buildId, -1);
-}
-function nextDate(buildId) {
-  return addDate(buildId, 1);
-}
-
-add_task(function* test_simpleFields() {
-  let testData = [
-    // "expected applicable?", failure reason or null, manifest data
-
-    // misc. environment
-
-    [false, ["appName"], {appName: []}],
-    [false, ["appName"], {appName: ["foo", gAppInfo.name + "-invalid"]}],
-    [true,  null,        {appName: ["not-an-app-name", gAppInfo.name]}],
-
-    [false, ["os"], {os: []}],
-    [false, ["os"], {os: ["42", "abcdef"]}],
-    [true,  null,   {os: [gAppInfo.OS, "plan9"]}],
-
-    [false, ["channel"], {channel: []}],
-    [false, ["channel"], {channel: ["foo", gPolicy.updatechannel() + "-invalid"]}],
-    [true,  null,        {channel: ["not-a-channel", gPolicy.updatechannel()]}],
-
-    [false, ["locale"], {locale: []}],
-    [false, ["locale"], {locale: ["foo", gPolicy.locale + "-invalid"]}],
-    [true,  null,       {locale: ["not-a-locale", gPolicy.locale()]}],
-
-    // version
-
-    [false, ["version"], {version: []}],
-    [false, ["version"], {version: ["-1", gAppInfo.version + "-invalid", "asdf", "0,4", "99.99", "0.1.1.1"]}],
-    [true,  null,        {version: ["99999999.999", "-1", gAppInfo.version]}],
-
-    [false, ["minVersion"], {minVersion: "1.0.1"}],
-    [true,  null,           {minVersion: "1.0b1"}],
-    [true,  null,           {minVersion: "1.0"}],
-    [true,  null,           {minVersion: "0.9"}],
-
-    [false, ["maxVersion"], {maxVersion: "0.1"}],
-    [false, ["maxVersion"], {maxVersion: "0.9.9"}],
-    [false, ["maxVersion"], {maxVersion: "1.0b1"}],
-    [true,  ["maxVersion"], {maxVersion: "1.0"}],
-    [true,  ["maxVersion"], {maxVersion: "1.7pre"}],
-
-    // build id
-
-    [false, ["buildIDs"], {buildIDs: []}],
-    [false, ["buildIDs"], {buildIDs: ["not-a-build-id", gAppInfo.platformBuildID + "-invalid"]}],
-    [true,  null,         {buildIDs: ["not-a-build-id", gAppInfo.platformBuildID]}],
-
-    [true,  null,           {minBuildID: prevDate(gAppInfo.platformBuildID)}],
-    [true,  null,           {minBuildID: gAppInfo.platformBuildID}],
-    [false, ["minBuildID"], {minBuildID: nextDate(gAppInfo.platformBuildID)}],
-
-    [false, ["maxBuildID"], {maxBuildID: prevDate(gAppInfo.platformBuildID)}],
-    [true,  null,           {maxBuildID: gAppInfo.platformBuildID}],
-    [true,  null,           {maxBuildID: nextDate(gAppInfo.platformBuildID)}],
-
-    // sample
-
-    [false, ["sample"], {sample: -1 }],
-    [false, ["sample"], {sample: 0.0}],
-    [false, ["sample"], {sample: 0.1}],
-    [true,  null,       {sample: 0.5}],
-    [true,  null,       {sample: 0.6}],
-    [true,  null,       {sample: 1.0}],
-    [true,  null,       {sample: 0.5}],
-
-    // experiment control
-
-    [false, ["disabled"], {disabled: true}],
-    [true,  null,         {disabled: false}],
-
-    [false, ["frozen"], {frozen: true}],
-    [true,  null,       {frozen: false}],
-
-    [false, null, {frozen: true,  disabled: true}],
-    [false, null, {frozen: true,  disabled: false}],
-    [false, null, {frozen: false, disabled: true}],
-    [true,  null, {frozen: false, disabled: false}],
-
-    // jsfilter
-
-    [true,  null, {jsfilter: "function filter(c) { return true; }"}],
-    [false, ["jsfilter-false"], {jsfilter: "function filter(c) { return false; }"}],
-    [true,  null, {jsfilter: "function filter(c) { return 123; }"}], // truthy
-    [false, ["jsfilter-false"], {jsfilter: "function filter(c) { return ''; }"}], // falsy
-    [false, ["jsfilter-false"], {jsfilter: "function filter(c) { var a = []; }"}], // undefined
-    [false, ["jsfilter-threw", "some error"], {jsfilter: "function filter(c) { throw new Error('some error'); }"}],
-    [false, ["jsfilter-evalfailed"], {jsfilter: "123, this won't work"}],
-    [true,  null, {jsfilter: "var filter = " + sanityFilter.toSource()}],
-  ];
-
-  for (let i=0; i<testData.length; ++i) {
-    let entry = testData[i];
-    let applicable;
-    let reason = null;
-
-    yield applicableFromManifestData(entry[2], gPolicy).then(
-      value => applicable = value,
-      value => {
-        applicable = false;
-        reason = value;
-      }
-    );
-
-    Assert.equal(applicable, entry[0],
-      "Experiment entry applicability should match for test "
-      + i + ": " + JSON.stringify(entry[2]));
-
-    let expectedReason = entry[1];
-    if (!applicable && expectedReason) {
-      Assert.ok(arraysEqual(reason, expectedReason),
-        "Experiment rejection reasons should match for test " + i + ". "
-        + "Got " + JSON.stringify(reason) + ", expected "
-        + JSON.stringify(expectedReason));
-    }
-  }
-});
-
-add_task(function* test_times() {
-  let now = new Date(2014, 5, 6, 12);
-  let nowSec = now.getTime() / 1000;
-  let testData = [
-    // "expected applicable?", rejection reason or null, fake now date, manifest data
-
-    // start time
-
-    [true,  null, now,
-      {startTime: nowSec -  5 * SEC_IN_ONE_DAY,
-         endTime: nowSec + 10 * SEC_IN_ONE_DAY}],
-    [true,  null, now,
-      {startTime: nowSec,
-         endTime: nowSec + 10 * SEC_IN_ONE_DAY}],
-    [false,  "startTime", now,
-      {startTime: nowSec +  5 * SEC_IN_ONE_DAY,
-         endTime: nowSec + 10 * SEC_IN_ONE_DAY}],
-
-    // end time
-
-    [false,  "endTime", now,
-      {startTime: nowSec -  5 * SEC_IN_ONE_DAY,
-         endTime: nowSec - 10 * SEC_IN_ONE_DAY}],
-    [false,  "endTime", now,
-      {startTime: nowSec -  5 * SEC_IN_ONE_DAY,
-         endTime: nowSec -  5 * SEC_IN_ONE_DAY}],
-
-    // max start time
-
-    [false,  "maxStartTime", now,
-      {maxStartTime: nowSec - 15 * SEC_IN_ONE_DAY,
-          startTime: nowSec - 10 * SEC_IN_ONE_DAY,
-            endTime: nowSec + 10 * SEC_IN_ONE_DAY}],
-    [false,  "maxStartTime", now,
-      {maxStartTime: nowSec -  1 * SEC_IN_ONE_DAY,
-          startTime: nowSec - 10 * SEC_IN_ONE_DAY,
-            endTime: nowSec + 10 * SEC_IN_ONE_DAY}],
-    [false,  "maxStartTime", now,
-      {maxStartTime: nowSec - 10 * SEC_IN_ONE_DAY,
-          startTime: nowSec - 10 * SEC_IN_ONE_DAY,
-            endTime: nowSec + 10 * SEC_IN_ONE_DAY}],
-    [true,  null, now,
-      {maxStartTime: nowSec,
-          startTime: nowSec - 10 * SEC_IN_ONE_DAY,
-            endTime: nowSec + 10 * SEC_IN_ONE_DAY}],
-    [true,  null, now,
-      {maxStartTime: nowSec +  1 * SEC_IN_ONE_DAY,
-          startTime: nowSec - 10 * SEC_IN_ONE_DAY,
-            endTime: nowSec + 10 * SEC_IN_ONE_DAY}],
-
-    // max active seconds
-
-    [true,  null, now,
-      {maxActiveSeconds:           5 * SEC_IN_ONE_DAY,
-              startTime: nowSec - 10 * SEC_IN_ONE_DAY,
-                endTime: nowSec + 10 * SEC_IN_ONE_DAY}],
-    [true,  null, now,
-      {maxActiveSeconds:          10 * SEC_IN_ONE_DAY,
-              startTime: nowSec - 10 * SEC_IN_ONE_DAY,
-                endTime: nowSec + 10 * SEC_IN_ONE_DAY}],
-    [true,  null, now,
-      {maxActiveSeconds:          15 * SEC_IN_ONE_DAY,
-              startTime: nowSec - 10 * SEC_IN_ONE_DAY,
-                endTime: nowSec + 10 * SEC_IN_ONE_DAY}],
-    [true,  null, now,
-      {maxActiveSeconds:          20 * SEC_IN_ONE_DAY,
-              startTime: nowSec - 10 * SEC_IN_ONE_DAY,
-                endTime: nowSec + 10 * SEC_IN_ONE_DAY}],
-  ];
-
-  for (let i=0; i<testData.length; ++i) {
-    let entry = testData[i];
-    let applicable;
-    let reason = null;
-    defineNow(gPolicy, entry[2]);
-
-    yield applicableFromManifestData(entry[3], gPolicy).then(
-      value => applicable = value,
-      value => {
-        applicable = false;
-        reason = value;
-      }
-    );
-
-    Assert.equal(applicable, entry[0],
-      "Experiment entry applicability should match for test "
-      + i + ": " + JSON.stringify([entry[2], entry[3]]));
-    if (!applicable && entry[1]) {
-      Assert.equal(reason, entry[1], "Experiment rejection reason should match for test " + i);
-    }
-  }
-});
-
-add_task(function* test_shutdown() {
-  yield TelemetryController.testShutdown();
-});
diff --git a/browser/experiments/test/xpcshell/test_disableExperiments.js b/browser/experiments/test/xpcshell/test_disableExperiments.js
deleted file mode 100644
index 8441b922d..000000000
--- a/browser/experiments/test/xpcshell/test_disableExperiments.js
+++ /dev/null
@@ -1,180 +0,0 @@
-/* Any copyright is dedicated to the Public Domain.
- * http://creativecommons.org/publicdomain/zero/1.0/ */
-
-"use strict";
-
-Cu.import("resource://testing-common/httpd.js");
-Cu.import("resource://testing-common/AddonManagerTesting.jsm");
-
-XPCOMUtils.defineLazyModuleGetter(this, "Experiments",
-  "resource:///modules/experiments/Experiments.jsm");
-
-const MANIFEST_HANDLER         = "manifests/handler";
-
-const SEC_IN_ONE_DAY  = 24 * 60 * 60;
-const MS_IN_ONE_DAY   = SEC_IN_ONE_DAY * 1000;
-
-var gHttpServer          = null;
-var gHttpRoot            = null;
-var gDataRoot            = null;
-var gPolicy              = null;
-var gManifestObject      = null;
-var gManifestHandlerURI  = null;
-
-function run_test() {
-  run_next_test();
-}
-
-add_task(function* test_setup() {
-  loadAddonManager();
-
-  gHttpServer = new HttpServer();
-  gHttpServer.start(-1);
-  let port = gHttpServer.identity.primaryPort;
-  gHttpRoot = "http://localhost:" + port + "/";
-  gDataRoot = gHttpRoot + "data/";
-  gManifestHandlerURI = gHttpRoot + MANIFEST_HANDLER;
-  gHttpServer.registerDirectory("/data/", do_get_cwd());
-  gHttpServer.registerPathHandler("/" + MANIFEST_HANDLER, (request, response) => {
-    response.setStatusLine(null, 200, "OK");
-    response.write(JSON.stringify(gManifestObject));
-    response.processAsync();
-    response.finish();
-  });
-  do_register_cleanup(() => gHttpServer.stop(() => {}));
-
-  Services.prefs.setBoolPref(PREF_EXPERIMENTS_ENABLED, true);
-  Services.prefs.setIntPref(PREF_LOGGING_LEVEL, 0);
-  Services.prefs.setBoolPref(PREF_LOGGING_DUMP, true);
-  Services.prefs.setCharPref(PREF_MANIFEST_URI, gManifestHandlerURI);
-  Services.prefs.setIntPref(PREF_FETCHINTERVAL, 0);
-
-  gPolicy = new Experiments.Policy();
-  patchPolicy(gPolicy, {
-    updatechannel: () => "nightly",
-    oneshotTimer: (callback, timeout, thisObj, name) => {},
-  });
-});
-
-// Test disabling the feature stops current and future experiments.
-
-add_task(function* test_disableExperiments() {
-  const OBSERVER_TOPIC = "experiments-changed";
-  let observerFireCount = 0;
-  let expectedObserverFireCount = 0;
-  let observer = () => ++observerFireCount;
-  Services.obs.addObserver(observer, OBSERVER_TOPIC, false);
-
-  // Dates the following tests are based on.
-
-  let baseDate   = new Date(2014, 5, 1, 12);
-  let startDate1 = futureDate(baseDate,  50 * MS_IN_ONE_DAY);
-  let endDate1   = futureDate(baseDate, 100 * MS_IN_ONE_DAY);
-  let startDate2 = futureDate(baseDate, 150 * MS_IN_ONE_DAY);
-  let endDate2   = futureDate(baseDate, 200 * MS_IN_ONE_DAY);
-
-  // The manifest data we test with.
-
-  gManifestObject = {
-    "version": 1,
-    experiments: [
-      {
-        id:               EXPERIMENT2_ID,
-        xpiURL:           gDataRoot + EXPERIMENT2_XPI_NAME,
-        xpiHash:          EXPERIMENT2_XPI_SHA1,
-        startTime:        dateToSeconds(startDate2),
-        endTime:          dateToSeconds(endDate2),
-        maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
-        appName:          ["XPCShell"],
-        channel:          ["nightly"],
-      },
-      {
-        id:               EXPERIMENT1_ID,
-        xpiURL:           gDataRoot + EXPERIMENT1_XPI_NAME,
-        xpiHash:          EXPERIMENT1_XPI_SHA1,
-        startTime:        dateToSeconds(startDate1),
-        endTime:          dateToSeconds(endDate1),
-        maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
-        appName:          ["XPCShell"],
-        channel:          ["nightly"],
-      },
-    ],
-  };
-
-  let experiments = new Experiments.Experiments(gPolicy);
-
-  // Trigger update, clock set to before any activation.
-  // Use updateManifest() to provide for coverage of that path.
-
-  let now = baseDate;
-  defineNow(gPolicy, now);
-
-  yield experiments.updateManifest();
-  Assert.equal(observerFireCount, ++expectedObserverFireCount,
-               "Experiments observer should have been called.");
-  let list = yield experiments.getExperiments();
-  Assert.equal(list.length, 0, "Experiment list should be empty.");
-  let addons = yield getExperimentAddons();
-  Assert.equal(addons.length, 0, "Precondition: No experiment add-ons are installed.");
-
-  // Trigger update, clock set for experiment 1 to start.
-
-  now = futureDate(startDate1, 5 * MS_IN_ONE_DAY);
-  defineNow(gPolicy, now);
-
-  yield experiments.updateManifest();
-  Assert.equal(observerFireCount, ++expectedObserverFireCount,
-               "Experiments observer should have been called.");
-
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
-  Assert.equal(list[0].active, true, "Experiment should be active.");
-  addons = yield getExperimentAddons();
-  Assert.equal(addons.length, 1, "An experiment add-on was installed.");
-
-  // Disable the experiments feature. Check that we stop the running experiment.
-
-  Services.prefs.setBoolPref(PREF_EXPERIMENTS_ENABLED, false);
-  yield experiments._mainTask;
-
-  Assert.equal(observerFireCount, ++expectedObserverFireCount,
-               "Experiments observer should have been called.");
-
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 1, "Experiment list should have 1 entry.");
-  Assert.equal(list[0].active, false, "Experiment entry should not be active.");
-  addons = yield getExperimentAddons();
-  Assert.equal(addons.length, 0, "The experiment add-on should be uninstalled.");
-
-  // Trigger update, clock set for experiment 2 to start. Verify we don't start it.
-
-  now = startDate2;
-  defineNow(gPolicy, now);
-
-  try {
-    yield experiments.updateManifest();
-  } catch (e) {
-    // This exception is expected, we rethrow everything else
-    if (e.message != "experiments are disabled") {
-      throw e;
-    }
-  }
-
-  experiments.notify();
-  yield experiments._mainTask;
-
-  Assert.equal(observerFireCount, expectedObserverFireCount,
-               "Experiments observer should not have been called.");
-
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 1, "Experiment list should still have 1 entry.");
-  Assert.equal(list[0].active, false, "Experiment entry should not be active.");
-  addons = yield getExperimentAddons();
-  Assert.equal(addons.length, 0, "There should still be no experiment add-on installed.");
-
-  // Cleanup.
-
-  Services.obs.removeObserver(observer, OBSERVER_TOPIC);
-  yield promiseRestartManager();
-  yield removeCacheFile();
-});
diff --git a/browser/experiments/test/xpcshell/test_fetch.js b/browser/experiments/test/xpcshell/test_fetch.js
deleted file mode 100644
index e8d76fa35..000000000
--- a/browser/experiments/test/xpcshell/test_fetch.js
+++ /dev/null
@@ -1,68 +0,0 @@
-/* Any copyright is dedicated to the Public Domain.
- * http://creativecommons.org/publicdomain/zero/1.0/ */
-
-"use strict";
-
-Cu.import("resource://testing-common/httpd.js");
-Cu.import("resource://gre/modules/Services.jsm");
-Cu.import("resource://gre/modules/osfile.jsm");
-Cu.import("resource:///modules/experiments/Experiments.jsm");
-
-var gHttpServer = null;
-var gHttpRoot   = null;
-var gPolicy     = new Experiments.Policy();
-
-function run_test() {
-  loadAddonManager();
-
-  gHttpServer = new HttpServer();
-  gHttpServer.start(-1);
-  let port = gHttpServer.identity.primaryPort;
-  gHttpRoot = "http://localhost:" + port + "/";
-  gHttpServer.registerDirectory("/", do_get_cwd());
-  do_register_cleanup(() => gHttpServer.stop(() => {}));
-
-  Services.prefs.setBoolPref(PREF_EXPERIMENTS_ENABLED, true);
-  Services.prefs.setIntPref(PREF_LOGGING_LEVEL, 0);
-  Services.prefs.setBoolPref(PREF_LOGGING_DUMP, true);
-
-  patchPolicy(gPolicy, {
-    updatechannel: () => "nightly",
-  });
-
-  run_next_test();
-}
-
-add_task(function* test_fetchAndCache() {
-  Services.prefs.setCharPref(PREF_MANIFEST_URI, gHttpRoot + "experiments_1.manifest");
-  let ex = new Experiments.Experiments(gPolicy);
-
-  Assert.equal(ex._experiments, null, "There should be no cached experiments yet.");
-  yield ex.updateManifest();
-  Assert.notEqual(ex._experiments.size, 0, "There should be cached experiments now.");
-
-  yield promiseRestartManager();
-});
-
-add_task(function* test_checkCache() {
-  let ex = new Experiments.Experiments(gPolicy);
-  yield ex.notify();
-  Assert.notEqual(ex._experiments.size, 0, "There should be cached experiments now.");
-
-  yield promiseRestartManager();
-});
-
-add_task(function* test_fetchInvalid() {
-  yield removeCacheFile();
-
-  Services.prefs.setCharPref(PREF_MANIFEST_URI, gHttpRoot + "experiments_1.manifest");
-  let ex = new Experiments.Experiments(gPolicy);
-  yield ex.updateManifest();
-  Assert.notEqual(ex._experiments.size, 0, "There should be experiments");
-
-  Services.prefs.setCharPref(PREF_MANIFEST_URI, gHttpRoot + "invalid.manifest");
-  yield ex.updateManifest()
-  Assert.notEqual(ex._experiments.size, 0, "There should still be experiments: fetch failure shouldn't remove them.");
-
-  yield promiseRestartManager();
-});
diff --git a/browser/experiments/test/xpcshell/test_nethang_bug1012924.js b/browser/experiments/test/xpcshell/test_nethang_bug1012924.js
deleted file mode 100644
index 7ef604901..000000000
--- a/browser/experiments/test/xpcshell/test_nethang_bug1012924.js
+++ /dev/null
@@ -1,47 +0,0 @@
-/* Any copyright is dedicated to the Public Domain.
- * http://creativecommons.org/publicdomain/zero/1.0/ */
-
-"use strict";
-
-Cu.import("resource://testing-common/httpd.js");
-Cu.import("resource:///modules/experiments/Experiments.jsm");
-
-const MANIFEST_HANDLER         = "manifests/handler";
-
-function run_test() {
-  run_next_test();
-}
-
-add_task(function* test_setup() {
-  loadAddonManager();
-  do_get_profile();
-
-  let httpServer = new HttpServer();
-  httpServer.start(-1);
-  let port = httpServer.identity.primaryPort;
-  let httpRoot = "http://localhost:" + port + "/";
-  let handlerURI = httpRoot + MANIFEST_HANDLER;
-  httpServer.registerPathHandler("/" + MANIFEST_HANDLER,
-    (request, response) => {
-      response.processAsync();
-      response.setStatus(null, 200, "OK");
-      response.write("["); // never finish!
-    });
-
-  do_register_cleanup(() => httpServer.stop(() => {}));
-  Services.prefs.setBoolPref(PREF_EXPERIMENTS_ENABLED, true);
-  Services.prefs.setIntPref(PREF_LOGGING_LEVEL, 0);
-  Services.prefs.setBoolPref(PREF_LOGGING_DUMP, true);
-  Services.prefs.setCharPref(PREF_MANIFEST_URI, handlerURI);
-  Services.prefs.setIntPref(PREF_FETCHINTERVAL, 0);
-
-  let experiments = Experiments.instance();
-  experiments.updateManifest().then(
-    () => {
-      Assert.ok(true, "updateManifest finished successfully");
-    },
-    (e) => {
-      do_throw("updateManifest should not have failed: got error " + e);
-    });
-  yield experiments.uninit();
-});
diff --git a/browser/experiments/test/xpcshell/test_previous_provider.js b/browser/experiments/test/xpcshell/test_previous_provider.js
deleted file mode 100644
index f7186e159..000000000
--- a/browser/experiments/test/xpcshell/test_previous_provider.js
+++ /dev/null
@@ -1,179 +0,0 @@
-/* Any copyright is dedicated to the Public Domain.
- * http://creativecommons.org/publicdomain/zero/1.0/ */
-
-"use strict";
-
-Cu.import("resource://gre/modules/Promise.jsm");
-Cu.import("resource:///modules/experiments/Experiments.jsm");
-Cu.import("resource://testing-common/httpd.js");
-
-var gDataRoot;
-var gHttpServer;
-var gManifestObject;
-
-function run_test() {
-  run_next_test();
-}
-
-add_task(function test_setup() {
-  loadAddonManager();
-  do_get_profile();
-
-  gHttpServer = new HttpServer();
-  gHttpServer.start(-1);
-  let httpRoot = "http://localhost:" + gHttpServer.identity.primaryPort + "/";
-  gDataRoot = httpRoot + "data/";
-  gHttpServer.registerDirectory("/data/", do_get_cwd());
-  gHttpServer.registerPathHandler("/manifests/handler", (req, res) => {
-    res.setStatusLine(null, 200, "OK");
-    res.write(JSON.stringify(gManifestObject));
-    res.processAsync();
-    res.finish();
-  });
-  do_register_cleanup(() => gHttpServer.stop(() => {}));
-
-  Services.prefs.setBoolPref("experiments.enabled", true);
-  Services.prefs.setCharPref("experiments.manifest.uri",
-                             httpRoot + "manifests/handler");
-  Services.prefs.setBoolPref("experiments.logging.dump", true);
-  Services.prefs.setCharPref("experiments.logging.level", "Trace");
-});
-
-add_task(function* test_provider_basic() {
-  let e = Experiments.instance();
-
-  let provider = new Experiments.PreviousExperimentProvider(e);
-  e._setPreviousExperimentsProvider(provider);
-
-  let deferred = Promise.defer();
-  provider.getAddonsByTypes(["experiment"], (addons) => {
-    deferred.resolve(addons);
-  });
-  let experimentAddons = yield deferred.promise;
-  Assert.ok(Array.isArray(experimentAddons), "getAddonsByTypes returns an Array.");
-  Assert.equal(experimentAddons.length, 0, "No previous add-ons returned.");
-
-  gManifestObject = {
-    version: 1,
-    experiments: [
-      {
-        id: EXPERIMENT1_ID,
-        xpiURL: gDataRoot + EXPERIMENT1_XPI_NAME,
-        xpiHash: EXPERIMENT1_XPI_SHA1,
-        startTime: Date.now() / 1000 - 60,
-        endTime: Date.now() / 1000 + 60,
-        maxActiveSeconds: 60,
-        appName: ["XPCShell"],
-        channel: [e._policy.updatechannel()],
-      },
-    ],
-  };
-
-  yield e.updateManifest();
-
-  deferred = Promise.defer();
-  provider.getAddonsByTypes(["experiment"], (addons) => {
-    deferred.resolve(addons);
-  });
-  experimentAddons = yield deferred.promise;
-  Assert.equal(experimentAddons.length, 0, "Still no previous experiment.");
-
-  let experiments = yield e.getExperiments();
-  Assert.equal(experiments.length, 1, "1 experiment present.");
-  Assert.ok(experiments[0].active, "It is active.");
-
-  // Deactivate it.
-  defineNow(e._policy, new Date(gManifestObject.experiments[0].endTime * 1000 + 1000));
-  yield e.updateManifest();
-
-  experiments = yield e.getExperiments();
-  Assert.equal(experiments.length, 1, "1 experiment present.");
-  Assert.equal(experiments[0].active, false, "It isn't active.");
-
-  deferred = Promise.defer();
-  provider.getAddonsByTypes(["experiment"], (addons) => {
-    deferred.resolve(addons);
-  });
-  experimentAddons = yield deferred.promise;
-  Assert.equal(experimentAddons.length, 1, "1 previous add-on known.");
-  Assert.equal(experimentAddons[0].id, EXPERIMENT1_ID, "ID matches expected.");
-
-  deferred = Promise.defer();
-  provider.getAddonByID(EXPERIMENT1_ID, (addon) => {
-    deferred.resolve(addon);
-  });
-  let addon = yield deferred.promise;
-  Assert.ok(addon, "We got an add-on from its ID.");
-  Assert.equal(addon.id, EXPERIMENT1_ID, "ID matches expected.");
-  Assert.ok(addon.appDisabled, "Add-on is a previous experiment.");
-  Assert.ok(addon.userDisabled, "Add-on is disabled.");
-  Assert.equal(addon.type, "experiment", "Add-on is an experiment.");
-  Assert.equal(addon.isActive, false, "Add-on is not active.");
-  Assert.equal(addon.permissions, 0, "Add-on has no permissions.");
-
-  deferred = Promise.defer();
-  AddonManager.getAddonsByTypes(["experiment"], (addons) => {
-    deferred.resolve(addons);
-  });
-  experimentAddons = yield deferred.promise;
-  Assert.equal(experimentAddons.length, 1, "Got 1 experiment from add-on manager.");
-  Assert.equal(experimentAddons[0].id, EXPERIMENT1_ID, "ID matches expected.");
-  Assert.ok(experimentAddons[0].appDisabled, "It is a previous experiment add-on.");
-});
-
-add_task(function* test_active_and_previous() {
-  // Building on the previous test, activate experiment 2.
-  let e = Experiments.instance();
-  let provider = new Experiments.PreviousExperimentProvider(e);
-  e._setPreviousExperimentsProvider(provider);
-
-  gManifestObject = {
-    version: 1,
-    experiments: [
-      {
-        id: EXPERIMENT2_ID,
-        xpiURL: gDataRoot + EXPERIMENT2_XPI_NAME,
-        xpiHash: EXPERIMENT2_XPI_SHA1,
-        startTime: Date.now() / 1000 - 60,
-        endTime: Date.now() / 1000 + 60,
-        maxActiveSeconds: 60,
-        appName: ["XPCShell"],
-        channel: [e._policy.updatechannel()],
-      },
-    ],
-  };
-
-  defineNow(e._policy, new Date());
-  yield e.updateManifest();
-
-  let experiments = yield e.getExperiments();
-  Assert.equal(experiments.length, 2, "2 experiments known.");
-
-  let deferred = Promise.defer();
-  provider.getAddonsByTypes(["experiment"], (addons) => {
-    deferred.resolve(addons);
-  });
-  let experimentAddons = yield deferred.promise;
-  Assert.equal(experimentAddons.length, 1, "1 previous experiment.");
-
-  deferred = Promise.defer();
-  AddonManager.getAddonsByTypes(["experiment"], (addons) => {
-    deferred.resolve(addons);
-  });
-  experimentAddons = yield deferred.promise;
-  Assert.equal(experimentAddons.length, 2, "2 experiment add-ons known.");
-
-  for (let addon of experimentAddons) {
-    if (addon.id == EXPERIMENT1_ID) {
-      Assert.equal(addon.isActive, false, "Add-on is not active.");
-      Assert.ok(addon.appDisabled, "Should be a previous experiment.");
-    }
-    else if (addon.id == EXPERIMENT2_ID) {
-      Assert.ok(addon.isActive, "Add-on is active.");
-      Assert.ok(!addon.appDisabled, "Should not be a previous experiment.");
-    }
-    else {
-      throw new Error("Unexpected add-on ID: " + addon.id);
-    }
-  }
-});
diff --git a/browser/experiments/test/xpcshell/test_telemetry.js b/browser/experiments/test/xpcshell/test_telemetry.js
deleted file mode 100644
index 02bd15d2b..000000000
--- a/browser/experiments/test/xpcshell/test_telemetry.js
+++ /dev/null
@@ -1,294 +0,0 @@
-/* Any copyright is dedicated to the Public Domain.
- * http://creativecommons.org/publicdomain/zero/1.0/ */
-
-"use strict";
-
-Cu.import("resource://testing-common/httpd.js");
-Cu.import("resource://gre/modules/TelemetryLog.jsm");
-var bsp = Cu.import("resource:///modules/experiments/Experiments.jsm");
-
-
-const MANIFEST_HANDLER         = "manifests/handler";
-
-const SEC_IN_ONE_DAY  = 24 * 60 * 60;
-const MS_IN_ONE_DAY   = SEC_IN_ONE_DAY * 1000;
-
-
-var gHttpServer          = null;
-var gHttpRoot            = null;
-var gDataRoot            = null;
-var gPolicy              = null;
-var gManifestObject      = null;
-var gManifestHandlerURI  = null;
-
-const TLOG = bsp.TELEMETRY_LOG;
-
-function checkEvent(event, id, data)
-{
-  do_print("Checking message " + id);
-  Assert.equal(event[0], id, "id should match");
-  Assert.ok(event[1] > 0, "timestamp should be greater than 0");
-
-  if (data === undefined) {
-   Assert.equal(event.length, 2, "event array should have 2 entries");
-  } else {
-    Assert.equal(event.length, data.length + 2, "event entry count should match expected count");
-    for (var i = 0; i < data.length; ++i) {
-      Assert.equal(typeof(event[i + 2]), "string", "event entry should be a string");
-      Assert.equal(event[i + 2], data[i], "event entry should match expected entry");
-    }
-  }
-}
-
-function run_test() {
-  run_next_test();
-}
-
-add_task(function* test_setup() {
-  loadAddonManager();
-
-  gHttpServer = new HttpServer();
-  gHttpServer.start(-1);
-  let port = gHttpServer.identity.primaryPort;
-  gHttpRoot = "http://localhost:" + port + "/";
-  gDataRoot = gHttpRoot + "data/";
-  gManifestHandlerURI = gHttpRoot + MANIFEST_HANDLER;
-  gHttpServer.registerDirectory("/data/", do_get_cwd());
-  gHttpServer.registerPathHandler("/" + MANIFEST_HANDLER, (request, response) => {
-    response.setStatusLine(null, 200, "OK");
-    response.write(JSON.stringify(gManifestObject));
-    response.processAsync();
-    response.finish();
-  });
-  do_register_cleanup(() => gHttpServer.stop(() => {}));
-
-  Services.prefs.setBoolPref(PREF_EXPERIMENTS_ENABLED, true);
-  Services.prefs.setIntPref(PREF_LOGGING_LEVEL, 0);
-  Services.prefs.setBoolPref(PREF_LOGGING_DUMP, true);
-  Services.prefs.setCharPref(PREF_MANIFEST_URI, gManifestHandlerURI);
-  Services.prefs.setIntPref(PREF_FETCHINTERVAL, 0);
-
-  gPolicy = new Experiments.Policy();
-  let dummyTimer = { cancel: () => {}, clear: () => {} };
-  patchPolicy(gPolicy, {
-    updatechannel: () => "nightly",
-    oneshotTimer: (callback, timeout, thisObj, name) => dummyTimer,
-  });
-
-  yield removeCacheFile();
-});
-
-// Test basic starting and stopping of experiments.
-
-add_task(function* test_telemetryBasics() {
-  // Check TelemetryLog instead of TelemetrySession.getPayload().log because
-  // TelemetrySession gets Experiments.instance() and side-effects log entries.
-
-  let expectedLogLength = 0;
-
-  // Dates the following tests are based on.
-
-  let baseDate   = new Date(2014, 5, 1, 12);
-  let startDate1 = futureDate(baseDate,  50 * MS_IN_ONE_DAY);
-  let endDate1   = futureDate(baseDate, 100 * MS_IN_ONE_DAY);
-  let startDate2 = futureDate(baseDate, 150 * MS_IN_ONE_DAY);
-  let endDate2   = futureDate(baseDate, 200 * MS_IN_ONE_DAY);
-
-  // The manifest data we test with.
-
-  gManifestObject = {
-    "version": 1,
-    experiments: [
-      {
-        id:               EXPERIMENT1_ID,
-        xpiURL:           gDataRoot + EXPERIMENT1_XPI_NAME,
-        xpiHash:          EXPERIMENT1_XPI_SHA1,
-        startTime:        dateToSeconds(startDate1),
-        endTime:          dateToSeconds(endDate1),
-        maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
-        appName:          ["XPCShell"],
-        channel:          ["nightly"],
-      },
-      {
-        id:               EXPERIMENT2_ID,
-        xpiURL:           gDataRoot + EXPERIMENT2_XPI_NAME,
-        xpiHash:          EXPERIMENT2_XPI_SHA1,
-        startTime:        dateToSeconds(startDate2),
-        endTime:          dateToSeconds(endDate2),
-        maxActiveSeconds: 10 * SEC_IN_ONE_DAY,
-        appName:          ["XPCShell"],
-        channel:          ["nightly"],
-      },
-    ],
-  };
-
-  let experiments = new Experiments.Experiments(gPolicy);
-
-  // Trigger update, clock set to before any activation.
-  // Use updateManifest() to provide for coverage of that path.
-
-  let now = baseDate;
-  defineNow(gPolicy, now);
-
-  yield experiments.updateManifest();
-  let list = yield experiments.getExperiments();
-  Assert.equal(list.length, 0, "Experiment list should be empty.");
-
-  expectedLogLength += 2;
-  let log = TelemetryLog.entries();
-  do_print("Telemetry log: " + JSON.stringify(log));
-  Assert.equal(log.length, expectedLogLength, "Telemetry log should have " + expectedLogLength + " entries.");
-  checkEvent(log[log.length-2], TLOG.ACTIVATION_KEY,
-             [TLOG.ACTIVATION.REJECTED, EXPERIMENT1_ID, "startTime"]);
-  checkEvent(log[log.length-1], TLOG.ACTIVATION_KEY,
-             [TLOG.ACTIVATION.REJECTED, EXPERIMENT2_ID, "startTime"]);
-
-  // Trigger update, clock set for experiment 1 to start.
-
-  now = futureDate(startDate1, 5 * MS_IN_ONE_DAY);
-  defineNow(gPolicy, now);
-
-  yield experiments.updateManifest();
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 1, "Experiment list should have 1 entry now.");
-
-  expectedLogLength += 1;
-  log = TelemetryLog.entries();
-  Assert.equal(log.length, expectedLogLength, "Telemetry log should have " + expectedLogLength + " entries. Got " + log.toSource());
-  checkEvent(log[log.length-1], TLOG.ACTIVATION_KEY,
-             [TLOG.ACTIVATION.ACTIVATED, EXPERIMENT1_ID]);
-
-  // Trigger update, clock set for experiment 1 to stop.
-
-  now = futureDate(endDate1, 1000);
-  defineNow(gPolicy, now);
-
-  yield experiments.updateManifest();
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 1, "Experiment list should have 1 entry.");
-
-  expectedLogLength += 2;
-  log = TelemetryLog.entries();
-  Assert.equal(log.length, expectedLogLength, "Telemetry log should have " + expectedLogLength + " entries.");
-  checkEvent(log[log.length-2], TLOG.TERMINATION_KEY,
-             [TLOG.TERMINATION.EXPIRED, EXPERIMENT1_ID]);
-  checkEvent(log[log.length-1], TLOG.ACTIVATION_KEY,
-             [TLOG.ACTIVATION.REJECTED, EXPERIMENT2_ID, "startTime"]);
-
-  // Trigger update, clock set for experiment 2 to start with invalid hash.
-
-  now = startDate2;
-  defineNow(gPolicy, now);
-  gManifestObject.experiments[1].xpiHash = "sha1:0000000000000000000000000000000000000000";
-
-  yield experiments.updateManifest();
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 1, "Experiment list should have 1 entries.");
-
-  expectedLogLength += 1;
-  log = TelemetryLog.entries();
-  Assert.equal(log.length, expectedLogLength, "Telemetry log should have " + expectedLogLength + " entries.");
-  checkEvent(log[log.length-1], TLOG.ACTIVATION_KEY,
-             [TLOG.ACTIVATION.INSTALL_FAILURE, EXPERIMENT2_ID]);
-
-  // Trigger update, clock set for experiment 2 to properly start now.
-
-  now = futureDate(now, MS_IN_ONE_DAY);
-  defineNow(gPolicy, now);
-  gManifestObject.experiments[1].xpiHash = EXPERIMENT2_XPI_SHA1;
-
-  yield experiments.updateManifest();
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 2, "Experiment list should have 2 entries.");
-
-  expectedLogLength += 1;
-  log = TelemetryLog.entries();
-  Assert.equal(log.length, expectedLogLength, "Telemetry log should have " + expectedLogLength + " entries.");
-  checkEvent(log[log.length-1], TLOG.ACTIVATION_KEY,
-             [TLOG.ACTIVATION.ACTIVATED, EXPERIMENT2_ID]);
-
-  // Fake user uninstall of experiment via add-on manager.
-
-  now = futureDate(now, MS_IN_ONE_DAY);
-  defineNow(gPolicy, now);
-
-  yield experiments.disableExperiment(TLOG.TERMINATION.ADDON_UNINSTALLED);
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 2, "Experiment list should have 2 entries.");
-
-  expectedLogLength += 1;
-  log = TelemetryLog.entries();
-  Assert.equal(log.length, expectedLogLength, "Telemetry log should have " + expectedLogLength + " entries.");
-  checkEvent(log[log.length-1], TLOG.TERMINATION_KEY,
-             [TLOG.TERMINATION.ADDON_UNINSTALLED, EXPERIMENT2_ID]);
-
-  // Trigger update with experiment 1a ready to start.
-
-  now = futureDate(now, MS_IN_ONE_DAY);
-  defineNow(gPolicy, now);
-  gManifestObject.experiments[0].id      = EXPERIMENT3_ID;
-  gManifestObject.experiments[0].endTime = dateToSeconds(futureDate(now, 50 * MS_IN_ONE_DAY));
-
-  yield experiments.updateManifest();
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 3, "Experiment list should have 3 entries.");
-
-  expectedLogLength += 1;
-  log = TelemetryLog.entries();
-  Assert.equal(log.length, expectedLogLength, "Telemetry log should have " + expectedLogLength + " entries.");
-  checkEvent(log[log.length-1], TLOG.ACTIVATION_KEY,
-             [TLOG.ACTIVATION.ACTIVATED, EXPERIMENT3_ID]);
-
-  // Trigger disable of an experiment via the API.
-
-  now = futureDate(now, MS_IN_ONE_DAY);
-  defineNow(gPolicy, now);
-
-  yield experiments.disableExperiment(TLOG.TERMINATION.FROM_API);
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 3, "Experiment list should have 3 entries.");
-
-  expectedLogLength += 1;
-  log = TelemetryLog.entries();
-  Assert.equal(log.length, expectedLogLength, "Telemetry log should have " + expectedLogLength + " entries.");
-  checkEvent(log[log.length-1], TLOG.TERMINATION_KEY,
-             [TLOG.TERMINATION.FROM_API, EXPERIMENT3_ID]);
-
-  // Trigger update with experiment 1a ready to start.
-
-  now = futureDate(now, MS_IN_ONE_DAY);
-  defineNow(gPolicy, now);
-  gManifestObject.experiments[0].id      = EXPERIMENT4_ID;
-  gManifestObject.experiments[0].endTime = dateToSeconds(futureDate(now, 50 * MS_IN_ONE_DAY));
-
-  yield experiments.updateManifest();
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 4, "Experiment list should have 4 entries.");
-
-  expectedLogLength += 1;
-  log = TelemetryLog.entries();
-  Assert.equal(log.length, expectedLogLength, "Telemetry log should have " + expectedLogLength + " entries.");
-  checkEvent(log[log.length-1], TLOG.ACTIVATION_KEY,
-             [TLOG.ACTIVATION.ACTIVATED, EXPERIMENT4_ID]);
-
-  // Trigger experiment termination by something other than expiry via the manifest.
-
-  now = futureDate(now, MS_IN_ONE_DAY);
-  defineNow(gPolicy, now);
-  gManifestObject.experiments[0].os = "Plan9";
-
-  yield experiments.updateManifest();
-  list = yield experiments.getExperiments();
-  Assert.equal(list.length, 4, "Experiment list should have 4 entries.");
-
-  expectedLogLength += 1;
-  log = TelemetryLog.entries();
-  Assert.equal(log.length, expectedLogLength, "Telemetry log should have " + expectedLogLength + " entries.");
-  checkEvent(log[log.length-1], TLOG.TERMINATION_KEY,
-             [TLOG.TERMINATION.RECHECK, EXPERIMENT4_ID, "os"]);
-
-  // Cleanup.
-
-  yield promiseRestartManager();
-  yield removeCacheFile();
-});
diff --git a/browser/experiments/test/xpcshell/test_telemetry_disabled.js b/browser/experiments/test/xpcshell/test_telemetry_disabled.js
deleted file mode 100644
index 74f85ccfc..000000000
--- a/browser/experiments/test/xpcshell/test_telemetry_disabled.js
+++ /dev/null
@@ -1,21 +0,0 @@
-/* Any copyright is dedicated to the Public Domain.
- * http://creativecommons.org/publicdomain/zero/1.0/ */
-
-"use strict";
-
-Cu.import("resource:///modules/experiments/Experiments.jsm");
-
-add_test(function test_experiments_activation() {
-  do_get_profile();
-  loadAddonManager();
-
-  Services.prefs.setBoolPref(PREF_EXPERIMENTS_ENABLED, true);
-  Services.prefs.setBoolPref(PREF_TELEMETRY_ENABLED, false);
-
-  let experiments = Experiments.instance();
-  Assert.ok(!experiments.enabled, "Experiments must be disabled if Telemetry is disabled.");
-
-  // TODO: Test that Experiments are turned back on when bug 1232648 lands.
-
-  run_next_test();
-});
diff --git a/browser/experiments/test/xpcshell/test_upgrade.js b/browser/experiments/test/xpcshell/test_upgrade.js
deleted file mode 100644
index f094a406d..000000000
--- a/browser/experiments/test/xpcshell/test_upgrade.js
+++ /dev/null
@@ -1,52 +0,0 @@
-/* Any copyright is dedicated to the Public Domain.
- * http://creativecommons.org/publicdomain/zero/1.0/ */
-
-"use strict";
-Cu.import("resource:///modules/experiments/Experiments.jsm");
-
-var cacheData = {
-  _enabled: true,
-  _manifestData: {
-    id: "foobartestid",
-    xpiURL: "http://example.com/foo.xpi",
-    xpiHash: "sha256:abcde",
-    startTime: 0,
-    endTime: 2000000000,
-    maxActiveSeconds: 40000000,
-    appName: "TestApp",
-    channel: "test-foo",
-  },
-  _needsUpdate: false,
-  _randomValue: 0.5,
-  _failedStart: false,
-  _name: "Foo",
-  _description: "Foobar",
-  _homepageURL: "",
-  _addonId: "foo@test",
-  _startDate: 0,
-  _endDate: 2000000000,
-  _branch: null
-};
-
-add_task(function* test_valid() {
-  let e = new Experiments.ExperimentEntry();
-  Assert.ok(e.initFromCacheData(cacheData));
-  Assert.ok(e.enabled);
-});
-
-add_task(function* test_upgrade() {
-  let e = new Experiments.ExperimentEntry();
-  delete cacheData._branch;
-  Assert.ok(e.initFromCacheData(cacheData));
-  Assert.ok(e.enabled);
-});
-
-add_task(function* test_missing() {
-  let e = new Experiments.ExperimentEntry();
-  delete cacheData._name;
-  Assert.ok(!e.initFromCacheData(cacheData));
-});
-
-function run_test() {
-  run_next_test();
-}
diff --git a/browser/experiments/test/xpcshell/xpcshell.ini b/browser/experiments/test/xpcshell/xpcshell.ini
deleted file mode 100644
index 5921c9c47..000000000
--- a/browser/experiments/test/xpcshell/xpcshell.ini
+++ /dev/null
@@ -1,31 +0,0 @@
-[DEFAULT]
-head = head.js
-tail =
-tags = addons
-firefox-appdir = browser
-skip-if = toolkit == 'android'
-support-files =
-  experiments_1.manifest
-  experiment-1.xpi
-  experiment-1a.xpi
-  experiment-2.xpi
-  experiment-racybranch.xpi
-  !/toolkit/mozapps/webextensions/test/xpcshell/head_addons.js
-generated-files =
-  experiment-1.xpi
-  experiment-1a.xpi
-  experiment-2.xpi
-  experiment-racybranch.xpi
-
-[test_activate.js]
-[test_api.js]
-[test_cache.js]
-[test_cacherace.js]
-[test_conditions.js]
-[test_disableExperiments.js]
-[test_fetch.js]
-[test_telemetry.js]
-[test_telemetry_disabled.js]
-[test_previous_provider.js]
-[test_upgrade.js]
-[test_nethang_bug1012924.js]