fix: Fixed glance not listening for context menu activations, b=closes #11148, c=common, glance

src/zen/common/ZenActorsManager.sys.mjs

@@ -42,7 +42,7 @@ let JSWINDOWACTORS = {
       esModuleURI: 'resource:///actors/ZenGlanceChild.sys.mjs',
       events: {
         DOMContentLoaded: {},
-        click: {
+        mousedown: {
           capture: true,
         },
         keydown: {

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

@@ -35,9 +35,12 @@ export class ZenGlanceChild extends JSWindowActorChild {
   }
 
   #sendClickDataToParent(target, element) {
-    if (!element || !target) {
+    if (!element && !target) {
       return;
     }
+    if (!target) {
+      target = element;
+    }
     // Get the largest element we can get. If the `A` element
     // is a parent of the original target, use the anchor element,
     // otherwise use the original target.
@@ -54,7 +57,7 @@ export class ZenGlanceChild extends JSWindowActorChild {
     });
   }
 
-  on_click(event) {
+  on_mousedown(event) {
     // get closest A element
     const target = event.target.closest('A');
     const elementToRecord = event.originalTarget || event.target;