Bug 1682519 - Re-enable test_bug409604.html for xorigin. r=edgar

Differential Revision: https://phabricator.services.mozilla.com/D123737

dom/events/test/mochitest.ini

@@ -46,8 +46,7 @@ support-files = test_bug336682.js
 [test_bug402089.html]
 [test_bug405632.html]
 [test_bug409604.html]
-skip-if = xorigin
-  toolkit == 'android' # xorigin: Bug 1682519, android: TIMED_OUT
+skip-if = toolkit == 'android' # android: TIMED_OUT
 [test_bug412567.html]
 [test_bug418986-3.html]
 [test_bug422132.html]