Bug 1502576 - The search bar's popup should not open when clicking menu items in its context menu. r=mkaply

Differential Revision: https://phabricator.services.mozilla.com/D12374

--HG--
extra : moz-landing-system : lando

browser/components/search/content/searchbar.js

@@ -464,6 +464,11 @@ class MozSearchbar extends MozXULElement {
         return;
       }
 
+      // Ignore clicks on menu items in the input's context menu.
+      if (event.originalTarget.localName == "menuitem") {
+        return;
+      }
+
       let isIconClick = event.originalTarget.classList.contains("searchbar-search-button");
 
       // Ignore clicks on the icon if they were made to close the popup