Remove WebExtension support from the platform.

- Conditional code
- WE APIs
- WE toolkit theming

1 files changed, 0 insertions, 902 deletions

diff --git a/toolkit/components/webextensions/Extension.jsm b/toolkit/components/webextensions/Extension.jsm
deleted file mode 100644
index 3468f2594..000000000
--- a/toolkit/components/webextensions/Extension.jsm
+++ /dev/null
@@ -1,902 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-"use strict";
-
-this.EXPORTED_SYMBOLS = ["Extension", "ExtensionData"];
-
-/* globals Extension ExtensionData */
-
-/*
- * This file is the main entry point for extensions. When an extension
- * loads, its bootstrap.js file creates a Extension instance
- * and calls .startup() on it. It calls .shutdown() when the extension
- * unloads. Extension manages any extension-specific state in
- * the chrome process.
- */
-
-const Ci = Components.interfaces;
-const Cc = Components.classes;
-const Cu = Components.utils;
-const Cr = Components.results;
-
-Cu.importGlobalProperties(["TextEncoder"]);
-
-Cu.import("resource://gre/modules/XPCOMUtils.jsm");
-Cu.import("resource://gre/modules/Services.jsm");
-
-XPCOMUtils.defineLazyModuleGetter(this, "AddonManager",
-                                  "resource://gre/modules/AddonManager.jsm");
-XPCOMUtils.defineLazyModuleGetter(this, "AppConstants",
-                                  "resource://gre/modules/AppConstants.jsm");
-XPCOMUtils.defineLazyModuleGetter(this, "ExtensionAPIs",
-                                  "resource://gre/modules/ExtensionAPI.jsm");
-XPCOMUtils.defineLazyModuleGetter(this, "ExtensionStorage",
-                                  "resource://gre/modules/ExtensionStorage.jsm");
-XPCOMUtils.defineLazyModuleGetter(this, "ExtensionTestCommon",
-                                  "resource://testing-common/ExtensionTestCommon.jsm");
-XPCOMUtils.defineLazyModuleGetter(this, "Locale",
-                                  "resource://gre/modules/Locale.jsm");
-XPCOMUtils.defineLazyModuleGetter(this, "Log",
-                                  "resource://gre/modules/Log.jsm");
-XPCOMUtils.defineLazyModuleGetter(this, "MatchGlobs",
-                                  "resource://gre/modules/MatchPattern.jsm");
-XPCOMUtils.defineLazyModuleGetter(this, "MatchPattern",
-                                  "resource://gre/modules/MatchPattern.jsm");
-XPCOMUtils.defineLazyModuleGetter(this, "MessageChannel",
-                                  "resource://gre/modules/MessageChannel.jsm");
-XPCOMUtils.defineLazyModuleGetter(this, "NetUtil",
-                                  "resource://gre/modules/NetUtil.jsm");
-XPCOMUtils.defineLazyModuleGetter(this, "OS",
-                                  "resource://gre/modules/osfile.jsm");
-XPCOMUtils.defineLazyModuleGetter(this, "PrivateBrowsingUtils",
-                                  "resource://gre/modules/PrivateBrowsingUtils.jsm");
-XPCOMUtils.defineLazyModuleGetter(this, "Preferences",
-                                  "resource://gre/modules/Preferences.jsm");
-XPCOMUtils.defineLazyModuleGetter(this, "require",
-                                  "resource://devtools/shared/Loader.jsm");
-XPCOMUtils.defineLazyModuleGetter(this, "Schemas",
-                                  "resource://gre/modules/Schemas.jsm");
-XPCOMUtils.defineLazyModuleGetter(this, "Task",
-                                  "resource://gre/modules/Task.jsm");
-
-Cu.import("resource://gre/modules/ExtensionContent.jsm");
-Cu.import("resource://gre/modules/ExtensionManagement.jsm");
-Cu.import("resource://gre/modules/ExtensionParent.jsm");
-Cu.import("resource://gre/modules/ExtensionUtils.jsm");
-
-XPCOMUtils.defineLazyServiceGetter(this, "uuidGen",
-                                   "@mozilla.org/uuid-generator;1",
-                                   "nsIUUIDGenerator");
-
-var {
-  GlobalManager,
-  ParentAPIManager,
-  apiManager: Management,
-} = ExtensionParent;
-
-const {
-  EventEmitter,
-  LocaleData,
-  getUniqueId,
-} = ExtensionUtils;
-
-XPCOMUtils.defineLazyGetter(this, "console", ExtensionUtils.getConsole);
-
-const LOGGER_ID_BASE = "addons.webextension.";
-const UUID_MAP_PREF = "extensions.webextensions.uuids";
-const LEAVE_STORAGE_PREF = "extensions.webextensions.keepStorageOnUninstall";
-const LEAVE_UUID_PREF = "extensions.webextensions.keepUuidOnUninstall";
-
-const COMMENT_REGEXP = new RegExp(String.raw`
-    ^
-    (
-      (?:
-        [^"\n] |
-        " (?:[^"\\\n] | \\.)* "
-      )*?
-    )
-
-    //.*
-  `.replace(/\s+/g, ""), "gm");
-
-// All moz-extension URIs use a machine-specific UUID rather than the
-// extension's own ID in the host component. This makes it more
-// difficult for web pages to detect whether a user has a given add-on
-// installed (by trying to load a moz-extension URI referring to a
-// web_accessible_resource from the extension). UUIDMap.get()
-// returns the UUID for a given add-on ID.
-var UUIDMap = {
-  _read() {
-    let pref = Preferences.get(UUID_MAP_PREF, "{}");
-    try {
-      return JSON.parse(pref);
-    } catch (e) {
-      Cu.reportError(`Error parsing ${UUID_MAP_PREF}.`);
-      return {};
-    }
-  },
-
-  _write(map) {
-    Preferences.set(UUID_MAP_PREF, JSON.stringify(map));
-  },
-
-  get(id, create = true) {
-    let map = this._read();
-
-    if (id in map) {
-      return map[id];
-    }
-
-    let uuid = null;
-    if (create) {
-      uuid = uuidGen.generateUUID().number;
-      uuid = uuid.slice(1, -1); // Strip { and } off the UUID.
-
-      map[id] = uuid;
-      this._write(map);
-    }
-    return uuid;
-  },
-
-  remove(id) {
-    let map = this._read();
-    delete map[id];
-    this._write(map);
-  },
-};
-
-// This is the old interface that UUIDMap replaced, to be removed when
-// the references listed in bug 1291399 are updated.
-/* exported getExtensionUUID */
-function getExtensionUUID(id) {
-  return UUIDMap.get(id, true);
-}
-
-// For extensions that have called setUninstallURL(), send an event
-// so the browser can display the URL.
-var UninstallObserver = {
-  initialized: false,
-
-  init() {
-    if (!this.initialized) {
-      AddonManager.addAddonListener(this);
-      XPCOMUtils.defineLazyPreferenceGetter(this, "leaveStorage", LEAVE_STORAGE_PREF, false);
-      XPCOMUtils.defineLazyPreferenceGetter(this, "leaveUuid", LEAVE_UUID_PREF, false);
-      this.initialized = true;
-    }
-  },
-
-  onUninstalling(addon) {
-    let extension = GlobalManager.extensionMap.get(addon.id);
-    if (extension) {
-      // Let any other interested listeners respond
-      // (e.g., display the uninstall URL)
-      Management.emit("uninstall", extension);
-    }
-  },
-
-  onUninstalled(addon) {
-    let uuid = UUIDMap.get(addon.id, false);
-    if (!uuid) {
-      return;
-    }
-
-    if (!this.leaveStorage) {
-      // Clear browser.local.storage
-      ExtensionStorage.clear(addon.id);
-
-      // Clear any IndexedDB storage created by the extension
-      let baseURI = NetUtil.newURI(`moz-extension://${uuid}/`);
-      let principal = Services.scriptSecurityManager.createCodebasePrincipal(
-        baseURI, {addonId: addon.id}
-      );
-      Services.qms.clearStoragesForPrincipal(principal);
-
-      // Clear localStorage created by the extension
-      let attrs = JSON.stringify({addonId: addon.id});
-      Services.obs.notifyObservers(null, "clear-origin-attributes-data", attrs);
-    }
-
-    if (!this.leaveUuid) {
-      // Clear the entry in the UUID map
-      UUIDMap.remove(addon.id);
-    }
-  },
-};
-
-UninstallObserver.init();
-
-// Represents the data contained in an extension, contained either
-// in a directory or a zip file, which may or may not be installed.
-// This class implements the functionality of the Extension class,
-// primarily related to manifest parsing and localization, which is
-// useful prior to extension installation or initialization.
-//
-// No functionality of this class is guaranteed to work before
-// |readManifest| has been called, and completed.
-this.ExtensionData = class {
-  constructor(rootURI) {
-    this.rootURI = rootURI;
-
-    this.manifest = null;
-    this.id = null;
-    this.uuid = null;
-    this.localeData = null;
-    this._promiseLocales = null;
-
-    this.apiNames = new Set();
-    this.dependencies = new Set();
-    this.permissions = new Set();
-
-    this.errors = [];
-  }
-
-  get builtinMessages() {
-    return null;
-  }
-
-  get logger() {
-    let id = this.id || "<unknown>";
-    return Log.repository.getLogger(LOGGER_ID_BASE + id);
-  }
-
-  // Report an error about the extension's manifest file.
-  manifestError(message) {
-    this.packagingError(`Reading manifest: ${message}`);
-  }
-
-  // Report an error about the extension's general packaging.
-  packagingError(message) {
-    this.errors.push(message);
-    this.logger.error(`Loading extension '${this.id}': ${message}`);
-  }
-
-  /**
-   * Returns the moz-extension: URL for the given path within this
-   * extension.
-   *
-   * Must not be called unless either the `id` or `uuid` property has
-   * already been set.
-   *
-   * @param {string} path The path portion of the URL.
-   * @returns {string}
-   */
-  getURL(path = "") {
-    if (!(this.id || this.uuid)) {
-      throw new Error("getURL may not be called before an `id` or `uuid` has been set");
-    }
-    if (!this.uuid) {
-      this.uuid = UUIDMap.get(this.id);
-    }
-    return `moz-extension://${this.uuid}/${path}`;
-  }
-
-  readDirectory(path) {
-    return Task.spawn(function* () {
-      if (this.rootURI instanceof Ci.nsIFileURL) {
-        let uri = NetUtil.newURI(this.rootURI.resolve("./" + path));
-        let fullPath = uri.QueryInterface(Ci.nsIFileURL).file.path;
-
-        let iter = new OS.File.DirectoryIterator(fullPath);
-        let results = [];
-
-        try {
-          yield iter.forEach(entry => {
-            results.push(entry);
-          });
-        } catch (e) {
-          // Always return a list, even if the directory does not exist (or is
-          // not a directory) for symmetry with the ZipReader behavior.
-        }
-        iter.close();
-
-        return results;
-      }
-
-      // FIXME: We need a way to do this without main thread IO.
-
-      let uri = this.rootURI.QueryInterface(Ci.nsIJARURI);
-
-      let file = uri.JARFile.QueryInterface(Ci.nsIFileURL).file;
-      let zipReader = Cc["@mozilla.org/libjar/zip-reader;1"].createInstance(Ci.nsIZipReader);
-      zipReader.open(file);
-      try {
-        let results = [];
-
-        // Normalize the directory path.
-        path = `${uri.JAREntry}/${path}`;
-        path = path.replace(/\/\/+/g, "/").replace(/^\/|\/$/g, "") + "/";
-
-        // Escape pattern metacharacters.
-        let pattern = path.replace(/[[\]()?*~|$\\]/g, "\\$&");
-
-        let enumerator = zipReader.findEntries(pattern + "*");
-        while (enumerator.hasMore()) {
-          let name = enumerator.getNext();
-          if (!name.startsWith(path)) {
-            throw new Error("Unexpected ZipReader entry");
-          }
-
-          // The enumerator returns the full path of all entries.
-          // Trim off the leading path, and filter out entries from
-          // subdirectories.
-          name = name.slice(path.length);
-          if (name && !/\/./.test(name)) {
-            results.push({
-              name: name.replace("/", ""),
-              isDir: name.endsWith("/"),
-            });
-          }
-        }
-
-        return results;
-      } finally {
-        zipReader.close();
-      }
-    }.bind(this));
-  }
-
-  readJSON(path) {
-    return new Promise((resolve, reject) => {
-      let uri = this.rootURI.resolve(`./${path}`);
-
-      NetUtil.asyncFetch({uri, loadUsingSystemPrincipal: true}, (inputStream, status) => {
-        if (!Components.isSuccessCode(status)) {
-          // Convert status code to a string
-          let e = Components.Exception("", status);
-          reject(new Error(`Error while loading '${uri}' (${e.name})`));
-          return;
-        }
-        try {
-          let text = NetUtil.readInputStreamToString(inputStream, inputStream.available(),
-                                                     {charset: "utf-8"});
-
-          text = text.replace(COMMENT_REGEXP, "$1");
-
-          resolve(JSON.parse(text));
-        } catch (e) {
-          reject(e);
-        }
-      });
-    });
-  }
-
-  // Reads the extension's |manifest.json| file, and stores its
-  // parsed contents in |this.manifest|.
-  readManifest() {
-    return Promise.all([
-      this.readJSON("manifest.json"),
-      Management.lazyInit(),
-    ]).then(([manifest]) => {
-      this.manifest = manifest;
-      this.rawManifest = manifest;
-
-      if (manifest && manifest.default_locale) {
-        return this.initLocale();
-      }
-    }).then(() => {
-      let context = {
-        url: this.baseURI && this.baseURI.spec,
-
-        principal: this.principal,
-
-        logError: error => {
-          this.logger.warn(`Loading extension '${this.id}': Reading manifest: ${error}`);
-        },
-
-        preprocessors: {},
-      };
-
-      if (this.localeData) {
-        context.preprocessors.localize = (value, context) => this.localize(value);
-      }
-
-      let normalized = Schemas.normalize(this.manifest, "manifest.WebExtensionManifest", context);
-      if (normalized.error) {
-        this.manifestError(normalized.error);
-      } else {
-        this.manifest = normalized.value;
-      }
-
-      try {
-        // Do not override the add-on id that has been already assigned.
-        if (!this.id && this.manifest.applications.gecko.id) {
-          this.id = this.manifest.applications.gecko.id;
-        }
-      } catch (e) {
-        // Errors are handled by the type checks above.
-      }
-
-      let permissions = this.manifest.permissions || [];
-
-      let whitelist = [];
-      for (let perm of permissions) {
-        this.permissions.add(perm);
-
-        let match = /^(\w+)(?:\.(\w+)(?:\.\w+)*)?$/.exec(perm);
-        if (!match) {
-          whitelist.push(perm);
-        } else if (match[1] == "experiments" && match[2]) {
-          this.apiNames.add(match[2]);
-        }
-      }
-      this.whiteListedHosts = new MatchPattern(whitelist);
-
-      for (let api of this.apiNames) {
-        this.dependencies.add(`${api}@experiments.addons.mozilla.org`);
-      }
-
-      return this.manifest;
-    });
-  }
-
-  localizeMessage(...args) {
-    return this.localeData.localizeMessage(...args);
-  }
-
-  localize(...args) {
-    return this.localeData.localize(...args);
-  }
-
-  // If a "default_locale" is specified in that manifest, returns it
-  // as a Gecko-compatible locale string. Otherwise, returns null.
-  get defaultLocale() {
-    if (this.manifest.default_locale != null) {
-      return this.normalizeLocaleCode(this.manifest.default_locale);
-    }
-
-    return null;
-  }
-
-  // Normalizes a Chrome-compatible locale code to the appropriate
-  // Gecko-compatible variant. Currently, this means simply
-  // replacing underscores with hyphens.
-  normalizeLocaleCode(locale) {
-    return String.replace(locale, /_/g, "-");
-  }
-
-  // Reads the locale file for the given Gecko-compatible locale code, and
-  // stores its parsed contents in |this.localeMessages.get(locale)|.
-  readLocaleFile(locale) {
-    return Task.spawn(function* () {
-      let locales = yield this.promiseLocales();
-      let dir = locales.get(locale) || locale;
-      let file = `_locales/${dir}/messages.json`;
-
-      try {
-        let messages = yield this.readJSON(file);
-        return this.localeData.addLocale(locale, messages, this);
-      } catch (e) {
-        this.packagingError(`Loading locale file ${file}: ${e}`);
-        return new Map();
-      }
-    }.bind(this));
-  }
-
-  // Reads the list of locales available in the extension, and returns a
-  // Promise which resolves to a Map upon completion.
-  // Each map key is a Gecko-compatible locale code, and each value is the
-  // "_locales" subdirectory containing that locale:
-  //
-  // Map(gecko-locale-code -> locale-directory-name)
-  promiseLocales() {
-    if (!this._promiseLocales) {
-      this._promiseLocales = Task.spawn(function* () {
-        let locales = new Map();
-
-        let entries = yield this.readDirectory("_locales");
-        for (let file of entries) {
-          if (file.isDir) {
-            let locale = this.normalizeLocaleCode(file.name);
-            locales.set(locale, file.name);
-          }
-        }
-
-        this.localeData = new LocaleData({
-          defaultLocale: this.defaultLocale,
-          locales,
-          builtinMessages: this.builtinMessages,
-        });
-
-        return locales;
-      }.bind(this));
-    }
-
-    return this._promiseLocales;
-  }
-
-  // Reads the locale messages for all locales, and returns a promise which
-  // resolves to a Map of locale messages upon completion. Each key in the map
-  // is a Gecko-compatible locale code, and each value is a locale data object
-  // as returned by |readLocaleFile|.
-  initAllLocales() {
-    return Task.spawn(function* () {
-      let locales = yield this.promiseLocales();
-
-      yield Promise.all(Array.from(locales.keys(),
-                                   locale => this.readLocaleFile(locale)));
-
-      let defaultLocale = this.defaultLocale;
-      if (defaultLocale) {
-        if (!locales.has(defaultLocale)) {
-          this.manifestError('Value for "default_locale" property must correspond to ' +
-                             'a directory in "_locales/". Not found: ' +
-                             JSON.stringify(`_locales/${this.manifest.default_locale}/`));
-        }
-      } else if (locales.size) {
-        this.manifestError('The "default_locale" property is required when a ' +
-                           '"_locales/" directory is present.');
-      }
-
-      return this.localeData.messages;
-    }.bind(this));
-  }
-
-  // Reads the locale file for the given Gecko-compatible locale code, or the
-  // default locale if no locale code is given, and sets it as the currently
-  // selected locale on success.
-  //
-  // Pre-loads the default locale for fallback message processing, regardless
-  // of the locale specified.
-  //
-  // If no locales are unavailable, resolves to |null|.
-  initLocale(locale = this.defaultLocale) {
-    return Task.spawn(function* () {
-      if (locale == null) {
-        return null;
-      }
-
-      let promises = [this.readLocaleFile(locale)];
-
-      let {defaultLocale} = this;
-      if (locale != defaultLocale && !this.localeData.has(defaultLocale)) {
-        promises.push(this.readLocaleFile(defaultLocale));
-      }
-
-      let results = yield Promise.all(promises);
-
-      this.localeData.selectedLocale = locale;
-      return results[0];
-    }.bind(this));
-  }
-};
-
-let _browserUpdated = false;
-
-const PROXIED_EVENTS = new Set(["test-harness-message"]);
-
-// We create one instance of this class per extension. |addonData|
-// comes directly from bootstrap.js when initializing.
-this.Extension = class extends ExtensionData {
-  constructor(addonData, startupReason) {
-    super(addonData.resourceURI);
-
-    this.uuid = UUIDMap.get(addonData.id);
-    this.instanceId = getUniqueId();
-
-    this.MESSAGE_EMIT_EVENT = `Extension:EmitEvent:${this.instanceId}`;
-    Services.ppmm.addMessageListener(this.MESSAGE_EMIT_EVENT, this);
-
-    if (addonData.cleanupFile) {
-      Services.obs.addObserver(this, "xpcom-shutdown", false);
-      this.cleanupFile = addonData.cleanupFile || null;
-      delete addonData.cleanupFile;
-    }
-
-    this.addonData = addonData;
-    this.startupReason = startupReason;
-
-    this.id = addonData.id;
-    this.baseURI = NetUtil.newURI(this.getURL("")).QueryInterface(Ci.nsIURL);
-    this.principal = this.createPrincipal();
-
-    this.onStartup = null;
-
-    this.hasShutdown = false;
-    this.onShutdown = new Set();
-
-    this.uninstallURL = null;
-
-    this.apis = [];
-    this.whiteListedHosts = null;
-    this.webAccessibleResources = null;
-
-    this.emitter = new EventEmitter();
-  }
-
-  static set browserUpdated(updated) {
-    _browserUpdated = updated;
-  }
-
-  static get browserUpdated() {
-    return _browserUpdated;
-  }
-
-  static generateXPI(data) {
-    return ExtensionTestCommon.generateXPI(data);
-  }
-
-  static generateZipFile(files, baseName = "generated-extension.xpi") {
-    return ExtensionTestCommon.generateZipFile(files, baseName);
-  }
-
-  static generate(data) {
-    return ExtensionTestCommon.generate(data);
-  }
-
-  on(hook, f) {
-    return this.emitter.on(hook, f);
-  }
-
-  off(hook, f) {
-    return this.emitter.off(hook, f);
-  }
-
-  emit(event, ...args) {
-    if (PROXIED_EVENTS.has(event)) {
-      Services.ppmm.broadcastAsyncMessage(this.MESSAGE_EMIT_EVENT, {event, args});
-    }
-
-    return this.emitter.emit(event, ...args);
-  }
-
-  receiveMessage({name, data}) {
-    if (name === this.MESSAGE_EMIT_EVENT) {
-      this.emitter.emit(data.event, ...data.args);
-    }
-  }
-
-  testMessage(...args) {
-    this.emit("test-harness-message", ...args);
-  }
-
-  createPrincipal(uri = this.baseURI) {
-    return Services.scriptSecurityManager.createCodebasePrincipal(
-      uri, {addonId: this.id});
-  }
-
-  // Checks that the given URL is a child of our baseURI.
-  isExtensionURL(url) {
-    let uri = Services.io.newURI(url, null, null);
-
-    let common = this.baseURI.getCommonBaseSpec(uri);
-    return common == this.baseURI.spec;
-  }
-
-  readManifest() {
-    return super.readManifest().then(manifest => {
-      if (AppConstants.RELEASE_OR_BETA) {
-        return manifest;
-      }
-
-      // Load Experiments APIs that this extension depends on.
-      return Promise.all(
-        Array.from(this.apiNames, api => ExtensionAPIs.load(api))
-      ).then(apis => {
-        for (let API of apis) {
-          this.apis.push(new API(this));
-        }
-
-        return manifest;
-      });
-    });
-  }
-
-  // Representation of the extension to send to content
-  // processes. This should include anything the content process might
-  // need.
-  serialize() {
-    return {
-      id: this.id,
-      uuid: this.uuid,
-      instanceId: this.instanceId,
-      manifest: this.manifest,
-      resourceURL: this.addonData.resourceURI.spec,
-      baseURL: this.baseURI.spec,
-      content_scripts: this.manifest.content_scripts || [],  // eslint-disable-line camelcase
-      webAccessibleResources: this.webAccessibleResources.serialize(),
-      whiteListedHosts: this.whiteListedHosts.serialize(),
-      localeData: this.localeData.serialize(),
-      permissions: this.permissions,
-      principal: this.principal,
-    };
-  }
-
-  broadcast(msg, data) {
-    return new Promise(resolve => {
-      let count = Services.ppmm.childCount;
-      Services.ppmm.addMessageListener(msg + "Complete", function listener() {
-        count--;
-        if (count == 0) {
-          Services.ppmm.removeMessageListener(msg + "Complete", listener);
-          resolve();
-        }
-      });
-      Services.ppmm.broadcastAsyncMessage(msg, data);
-    });
-  }
-
-  runManifest(manifest) {
-    // Strip leading slashes from web_accessible_resources.
-    let strippedWebAccessibleResources = [];
-    if (manifest.web_accessible_resources) {
-      strippedWebAccessibleResources = manifest.web_accessible_resources.map(path => path.replace(/^\/+/, ""));
-    }
-
-    this.webAccessibleResources = new MatchGlobs(strippedWebAccessibleResources);
-
-    let promises = [];
-    for (let directive in manifest) {
-      if (manifest[directive] !== null) {
-        promises.push(Management.emit(`manifest_${directive}`, directive, this, manifest));
-      }
-    }
-
-    let data = Services.ppmm.initialProcessData;
-    if (!data["Extension:Extensions"]) {
-      data["Extension:Extensions"] = [];
-    }
-    let serial = this.serialize();
-    data["Extension:Extensions"].push(serial);
-
-    return this.broadcast("Extension:Startup", serial).then(() => {
-      return Promise.all(promises);
-    });
-  }
-
-  callOnClose(obj) {
-    this.onShutdown.add(obj);
-  }
-
-  forgetOnClose(obj) {
-    this.onShutdown.delete(obj);
-  }
-
-  get builtinMessages() {
-    return new Map([
-      ["@@extension_id", this.uuid],
-    ]);
-  }
-
-  // Reads the locale file for the given Gecko-compatible locale code, or if
-  // no locale is given, the available locale closest to the UI locale.
-  // Sets the currently selected locale on success.
-  initLocale(locale = undefined) {
-    // Ugh.
-    let super_ = super.initLocale.bind(this);
-
-    return Task.spawn(function* () {
-      if (locale === undefined) {
-        let locales = yield this.promiseLocales();
-
-        let localeList = Array.from(locales.keys(), locale => {
-          return {name: locale, locales: [locale]};
-        });
-
-        let match = Locale.findClosestLocale(localeList);
-        locale = match ? match.name : this.defaultLocale;
-      }
-
-      return super_(locale);
-    }.bind(this));
-  }
-
-  startup() {
-    let started = false;
-    return this.readManifest().then(() => {
-      ExtensionManagement.startupExtension(this.uuid, this.addonData.resourceURI, this);
-      started = true;
-
-      if (!this.hasShutdown) {
-        return this.initLocale();
-      }
-    }).then(() => {
-      if (this.errors.length) {
-        return Promise.reject({errors: this.errors});
-      }
-
-      if (this.hasShutdown) {
-        return;
-      }
-
-      GlobalManager.init(this);
-
-      // The "startup" Management event sent on the extension instance itself
-      // is emitted just before the Management "startup" event,
-      // and it is used to run code that needs to be executed before
-      // any of the "startup" listeners.
-      this.emit("startup", this);
-      Management.emit("startup", this);
-
-      return this.runManifest(this.manifest);
-    }).then(() => {
-      Management.emit("ready", this);
-    }).catch(e => {
-      dump(`Extension error: ${e.message} ${e.filename || e.fileName}:${e.lineNumber} :: ${e.stack || new Error().stack}\n`);
-      Cu.reportError(e);
-
-      if (started) {
-        ExtensionManagement.shutdownExtension(this.uuid);
-      }
-
-      this.cleanupGeneratedFile();
-
-      throw e;
-    });
-  }
-
-  cleanupGeneratedFile() {
-    if (!this.cleanupFile) {
-      return;
-    }
-
-    let file = this.cleanupFile;
-    this.cleanupFile = null;
-
-    Services.obs.removeObserver(this, "xpcom-shutdown");
-
-    this.broadcast("Extension:FlushJarCache", {path: file.path}).then(() => {
-      // We can't delete this file until everyone using it has
-      // closed it (because Windows is dumb). So we wait for all the
-      // child processes (including the parent) to flush their JAR
-      // caches. These caches may keep the file open.
-      file.remove(false);
-    });
-  }
-
-  shutdown() {
-    this.hasShutdown = true;
-
-    Services.ppmm.removeMessageListener(this.MESSAGE_EMIT_EVENT, this);
-
-    if (!this.manifest) {
-      ExtensionManagement.shutdownExtension(this.uuid);
-
-      this.cleanupGeneratedFile();
-      return;
-    }
-
-    GlobalManager.uninit(this);
-
-    for (let obj of this.onShutdown) {
-      obj.close();
-    }
-
-    for (let api of this.apis) {
-      api.destroy();
-    }
-
-    ParentAPIManager.shutdownExtension(this.id);
-
-    Management.emit("shutdown", this);
-
-    Services.ppmm.broadcastAsyncMessage("Extension:Shutdown", {id: this.id});
-
-    MessageChannel.abortResponses({extensionId: this.id});
-
-    ExtensionManagement.shutdownExtension(this.uuid);
-
-    this.cleanupGeneratedFile();
-  }
-
-  observe(subject, topic, data) {
-    if (topic == "xpcom-shutdown") {
-      this.cleanupGeneratedFile();
-    }
-  }
-
-  hasPermission(perm) {
-    let match = /^manifest:(.*)/.exec(perm);
-    if (match) {
-      return this.manifest[match[1]] != null;
-    }
-
-    return this.permissions.has(perm);
-  }
-
-  get name() {
-    return this.manifest.name;
-  }
-};