[gnome-shell] loginDialog: subtract padding when drawing focus line

[Ray Strode <halfline src gnome org>]

commit 84661986261d69e3213868a23a2a22096ab6d6b1
Author: Ray Strode <rstrode redhat com>
Date:   Sat Sep 17 18:45:15 2011 -0400

    loginDialog: subtract padding when drawing focus line
    
    If there's no scrollbar in the user list it grows as the
    user arrows around.  This is because it wasn't taking
    padding into account when computing its destination size.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=658469

 js/gdm/loginDialog.js |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)
---
diff --git a/js/gdm/loginDialog.js b/js/gdm/loginDialog.js
index 178551e..664b3fa 100644
--- a/js/gdm/loginDialog.js
+++ b/js/gdm/loginDialog.js
@@ -247,12 +247,15 @@ UserListItem.prototype = {
     showFocusAnimation: function(time) {
         let hold = new Batch.Hold();
 
+        let node = this.actor.get_theme_node();
+        let padding = node.get_horizontal_padding();
+
         let box = this._verticalBox.get_allocation_box();
 
         Tweener.removeTweens(this._focusBin);
         this._focusBin.width = 0;
         Tweener.addTween(this._focusBin,
-                         { width: box.x2 - box.x1,
+                         { width: (box.x2 - box.x1 - padding),
                            time: time,
                            transition: 'linear',
                            onComplete: function() {