@ -333,6 +333,7 @@ vAPI.tabs.registerListeners = function() {
for (var win of vAPI.tabs.getWindows()) {
vAPI.toolbarButton.unregister(win.document);
vAPI.contextMenu.unregister(win.document);
win.removeEventListener('DOMContentLoaded', windowWatcher.onReady);
win.gBrowser.removeTabsProgressListener(tabsProgressListener);