[gnome-shell/mcatanzaro/#2276] Apply suggestion to js/ui/endSessionDialog.js

[Michael Catanzaro <mcatanzaro src gnome org>]

commit b11f8884f6aceca644bdb9c766bf80d6aa513f47
Author: Michael Catanzaro <mcatanzaro gnome org>
Date:   Thu Mar 26 14:40:31 2020 +0000

    Apply suggestion to js/ui/endSessionDialog.js

 js/ui/endSessionDialog.js | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)
---
diff --git a/js/ui/endSessionDialog.js b/js/ui/endSessionDialog.js
index 6692038761..ae881fe9ad 100644
--- a/js/ui/endSessionDialog.js
+++ b/js/ui/endSessionDialog.js
@@ -349,8 +349,7 @@ class EndSessionDialog extends ModalDialog.ModalDialog {
         // Use a different description when we are installing a system upgrade
         // if the PackageKit proxy is available (i.e. PackageKit is available).
         if (this._updateInfo && dialogContent.upgradeDescription) {
-            let name = this._updateInfo.PreparedUpgrade['name'].deep_unpack();
-            let version = this._updateInfo.PreparedUpgrade['version'].deep_unpack();
+            const { name, version } = this._updateInfo.PreparedUpgrade;
 
             if (name != null && version != null)
                 description = dialogContent.upgradeDescription(name, version);