Updated welcome page (#1107)

* Make storage controller optional

* Make more elements optional

* Update styles

* Create new welcome page

* Update URL for welcome guide

* Remove old guide

* Fix unused global

1 files changed, 4 insertions, 2 deletions

diff --git a/ext/bg/js/settings2/settings-display-controller.js b/ext/bg/js/settings2/settings-display-controller.js
index 2be7bf92..d0fcffd9 100644
--- a/ext/bg/js/settings2/settings-display-controller.js
+++ b/ext/bg/js/settings2/settings-display-controller.js
@@ -73,8 +73,10 @@ class SettingsDisplayController {
         });
         menuSelectorObserver.observe(document.documentElement, false);
 
-        this._contentNode.addEventListener('scroll', this._onScroll.bind(this), {passive: true});
-        this._topLink.addEventListener('click', this._onTopLinkClick.bind(this), false);
+        if (this._topLink !== null) {
+            this._contentNode.addEventListener('scroll', this._onScroll.bind(this), {passive: true});
+            this._topLink.addEventListener('click', this._onTopLinkClick.bind(this), false);
+        }
 
         window.addEventListener('keydown', this._onKeyDown.bind(this), false);
         window.addEventListener('popstate', this._onPopState.bind(this), false);