diff --git a/browser/components/nsBrowserGlue.js b/browser/components/nsBrowserGlue.js
index ef4eed45bbe6..a15451a5b52b 100644
--- a/browser/components/nsBrowserGlue.js
+++ b/browser/components/nsBrowserGlue.js
@@ -1059,27 +1059,6 @@ BrowserGlue.prototype = {
         importBookmarks = true;
     } catch(ex) {}
 
-    // Support legacy bookmarks.html format for apps that depend on that format.
-    let autoExportHTML = false;
-    try {
-      autoExportHTML = Services.prefs.getBoolPref("browser.bookmarks.autoExportHTML");
-    } catch (ex) {} // Do not export.
-    if (autoExportHTML) {
-      // Sqlite.jsm and Places shutdown happen at profile-before-change, thus,
-      // to be on the safe side, this should run earlier.
-      AsyncShutdown.profileChangeTeardown.addBlocker(
-        "Places: export bookmarks.html",
-        () => Task.spawn(function* () {
-          try {
-            yield BookmarkHTMLUtils.exportToFile(BookmarkHTMLUtils.defaultPath);
-          } catch(ex) {
-            // At this point there's no UI, so just dump.
-            dump("ERROR: Unable to export bookmarks.html " + ex + "\n"
-                                                           + ex.stack + "\n");
-          }
-        }));
-    }
-
     Task.spawn(function() {
       // Check if Safe Mode or the user has required to restore bookmarks from
       // default profile's bookmarks.html
@@ -1137,6 +1116,10 @@ BrowserGlue.prototype = {
         // An import operation is about to run.
         // Don't try to recreate smart bookmarks if autoExportHTML is true or
         // smart bookmarks are disabled.
+        let autoExportHTML = false;
+        try {
+          autoExportHTML = Services.prefs.getBoolPref("browser.bookmarks.autoExportHTML");
+        } catch(ex) {}
         let smartBookmarksVersion = 0;
         try {
           smartBookmarksVersion = Services.prefs.getIntPref("browser.places.smartBookmarksVersion");
@@ -1239,6 +1222,19 @@ BrowserGlue.prototype = {
       this._idleService.removeIdleObserver(this, this._bookmarksBackupIdleTime);
       delete this._bookmarksBackupIdleTime;
     }
+
+    // Support legacy bookmarks.html format for apps that depend on that format.
+    try {
+      if (Services.prefs.getBoolPref("browser.bookmarks.autoExportHTML")) {
+        // places-shutdown happens at profile-change-teardown, so here we
+        // can safely add a profile-before-change blocker.
+        AsyncShutdown.profileBeforeChange.addBlocker(
+          "Places: bookmarks.html",
+          () => BookmarkHTMLUtils.exportToFile(BookmarkHTMLUtils.defaultPath)
+                                 .then(null, Cu.reportError)
+        );
+      }
+    } catch (ex) {} // Do not export.
   },
 
   /**
diff --git a/browser/components/places/tests/unit/test_browserGlue_bookmarkshtml.js b/browser/components/places/tests/unit/test_browserGlue_bookmarkshtml.js
deleted file mode 100644
index 697bad438d99..000000000000
--- a/browser/components/places/tests/unit/test_browserGlue_bookmarkshtml.js
+++ /dev/null
@@ -1,33 +0,0 @@
-/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/* vim:set ts=2 sw=2 sts=2 et: */
-/* 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/. */
-
-/**
- * Tests that nsBrowserGlue correctly exports bookmarks.html at shutdown if
- * browser.bookmarks.autoExportHTML is set to true.
- */
-
-function run_test() {
-  run_next_test();
-}
-
-add_task(function* () {
-  remove_bookmarks_html();
-
-  Services.prefs.setBoolPref("browser.bookmarks.autoExportHTML", true);
-  do_register_cleanup(() => Services.prefs.clearUserPref("browser.bookmarks.autoExportHTML"));
-
-  // Initialize nsBrowserGlue before Places.
-  Cc["@mozilla.org/browser/browserglue;1"].getService(Ci.nsIBrowserGlue);
-
-  // Initialize Places through the History Service.
-  Cc["@mozilla.org/browser/nav-history-service;1"]
-    .getService(Ci.nsINavHistoryService);
-
-  Services.obs.addObserver(function observer() {
-    Services.obs.removeObserver(observer, "profile-before-change");
-    check_bookmarks_html();
-  }, "profile-before-change", false);
-});
diff --git a/browser/components/places/tests/unit/xpcshell.ini b/browser/components/places/tests/unit/xpcshell.ini
index 079be73f5a73..214a5d170c1c 100644
--- a/browser/components/places/tests/unit/xpcshell.ini
+++ b/browser/components/places/tests/unit/xpcshell.ini
@@ -9,7 +9,6 @@ support-files =
   distribution.ini
 
 [test_421483.js]
-[test_browserGlue_bookmarkshtml.js]
 [test_browserGlue_corrupt.js]
 [test_browserGlue_corrupt_nobackup.js]
 [test_browserGlue_corrupt_nobackup_default.js]
diff --git a/toolkit/modules/AsyncShutdown.jsm b/toolkit/modules/AsyncShutdown.jsm
index 9daee5579ccb..53ea86b431a4 100644
--- a/toolkit/modules/AsyncShutdown.jsm
+++ b/toolkit/modules/AsyncShutdown.jsm
@@ -285,8 +285,8 @@ Spinner.prototype = {
   addBlocker: function(condition) {
     if (!this._conditions) {
       throw new Error("Phase " + this._topic +
-                      " has already begun, it is too late to register '" +
-                      condition.name + "' completion condition.");
+                      " has already begun, it is too late to register" +
+                      " completion conditions.");
     }
     this._conditions.add(condition);
   },
@@ -454,7 +454,6 @@ Spinner.prototype = {
 // when they start/stop. For compatibility with existing startup/shutdown
 // mechanisms, we register a few runstates here.
 
-this.AsyncShutdown.profileChangeTeardown = getPhase("profile-change-teardown");
 this.AsyncShutdown.profileBeforeChange = getPhase("profile-before-change");
 this.AsyncShutdown.sendTelemetry = getPhase("profile-before-change2");
 this.AsyncShutdown.webWorkersShutdown = getPhase("web-workers-shutdown");