[gnome-shell/T29763: 233/249] payg: Properly display credit expired in tray applet

[Matthew Leeds <mwleeds src gnome org>]

commit f6cbb2bc3b3e67080ee415e3cb7715db7fb96f85
Author: Matthew Leeds <matthew leeds endlessm com>
Date:   Fri Apr 24 11:58:02 2020 -0700

    payg: Properly display credit expired in tray applet
    
    https://phabricator.endlessm.com/T25995

 js/ui/status/payg.js | 2 ++
 1 file changed, 2 insertions(+)
---
diff --git a/js/ui/status/payg.js b/js/ui/status/payg.js
index e1fe0713bb..3a7932998d 100644
--- a/js/ui/status/payg.js
+++ b/js/ui/status/payg.js
@@ -86,6 +86,8 @@ class PaygIndicator extends PanelMenu.SystemIndicator {
             return _('Getting time…');
 
         let seconds = this._paygManager.timeRemainingSecs();
+        if (seconds == 0)
+            return _('Subscription expired');
         if (seconds < 60)
             return _('Less than 1 minute');