Check that a gBrowser actually has a selectedBrowser

Came up in prelim. of 0.1.12
scriptish · Jul 15, 2014 · cb9f54c · cb9f54c
1 parent de365fa
commit cb9f54c
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/extension/components/scriptish.js b/extension/components/scriptish.js
@@ -81,7 +81,8 @@ ScriptishService.prototype = {
 
         let currentInnerWindowID = getInnerId(safeWin);
         // if the focused tab's window is the one loading, then attach menuCommander
-        if (safeWin === gBrowser.selectedBrowser.contentWindow) {
+        if (gBrowser && gBrowser.selectedBrowser &&
+            safeWin === gBrowser.selectedBrowser.contentWindow) {
           if (gmBrowserUI.currentMenuCommander)
             gmBrowserUI.currentMenuCommander.detach();