[gnome-shell] endSessionDialog: Add extra strings for translation

[Kalev Lember <klember src gnome org>]

commit 0fa6be46142c9f9bd542e494a0e39d638a261aea
Author: Kalev Lember <kalevlember gmail com>
Date:   Wed Feb 19 23:53:00 2014 +0100

    endSessionDialog: Add extra strings for translation
    
    Add two extra, currently unused strings in order to make the life easier
    for translators and avoid breaking the upcoming string freezes.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=722898

 js/ui/endSessionDialog.js |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/js/ui/endSessionDialog.js b/js/ui/endSessionDialog.js
index 2ac185e..a7a678f 100644
--- a/js/ui/endSessionDialog.js
+++ b/js/ui/endSessionDialog.js
@@ -127,6 +127,8 @@ const restartInstallDialogContent = {
     showBatteryWarning: true,
     confirmButtons: [{ signal: 'ConfirmedReboot',
                        label:  C_("button", "Restart &amp; Install") }],
+    unusedFutureButtonForTranslation: C_("button", "Install &amp; Power Off"),
+    unusedFutureCheckBoxForTranslation: C_("checkbox", "Power off after updates are installed"),
     iconName: 'view-refresh-symbolic',
     iconStyleClass: 'end-session-dialog-shutdown-icon',
     showOtherSessions: true,