Fix tests (AddonManager is now inside lazy on BrowserGlue.jsm) (#401)

scripts/tests/BrowserGlue.jsm

@@ -2,19 +2,19 @@
   // based on its preference.
   _monitorTranslationsPref() {
     const PREF = "extensions.translations.disabled";
-    const ID = "firefox-translations@mozilla.org";
+    const ID = "firefox-translations-addon@mozilla.org";
     const oldID = "firefox-infobar-ui-bergamot-browser-extension@browser.mt";
 
     // First, try to uninstall the old extension, if exists.
     (async () => {
-      let addon = await AddonManager.getAddonByID(oldID);
+      let addon = await lazy.AddonManager.getAddonByID(oldID);
       if (addon) {
         addon.uninstall().catch(Cu.reportError);
       }
     })();
 
     const _checkTranslationsPref = async () => {
-      let addon = await AddonManager.getAddonByID(ID);
+      let addon = await lazy.AddonManager.getAddonByID(ID);
       let disabled = Services.prefs.getBoolPref(PREF, false);
       if (!addon && disabled) {
         // not installed, bail out early.
@@ -23,7 +23,7 @@
       if (!disabled) {
         // first time install of addon and install on firefox update
         addon =
-          (await AddonManager.maybeInstallBuiltinAddon(
+          (await lazy.AddonManager.maybeInstallBuiltinAddon(
             ID,
             {version},
             "resource://builtin-addons/translations/"