Backed out changeset 23a3b1b5a2b7 (bug 1816538) for causing Bug 1835822, Bug 1835819, Bug 1835796 CLOSED TREE

remote/shared/Navigate.sys.mjs

@@ -70,10 +70,6 @@ export async function waitForInitialNavigationCompleted(
   // Start the listener right away to avoid race conditions.
   const listener = new ProgressListener(webProgress, {
     resolveWhenStarted,
-    // For initial navigations, we should consistently get a navigation so we
-    // use a much higher unload timeout compared to the default value.
-    // See Bug 1816538.
-    unloadTimeout: 5000,
   });
   const navigated = listener.start();