no-bug: Support glane right click event register (gh-13379)

src/browser/themes/shared/preferences/zen-preferences.css

@@ -498,7 +498,7 @@ groupbox h2 {
 #category-ai-features,
 #setting-control-supportFirefox,
 .mission-message,
-html|setting-group[data-subcategory="layout"] {
+html|setting-group:is([data-subcategory="layout"], [groupid="support"]) {
   display: none !important;
 }
 

src/zen/glance/actors/ZenGlanceChild.sys.mjs

@@ -50,6 +50,9 @@ export class ZenGlanceChild extends JSWindowActorChild {
 
   #sendClickDataToParent(node, originalTarget) {
     if (!node) {
+      node = originalTarget;
+    }
+    if (!node?.getBoundingClientRect) {
       return;
     }
     // Get the largest element we can get. If the `A` element