[gnome-shell] iconGrid: remove unused variable in _computeLayout

[Maxim Ermilov <mermilov src gnome org>]

commit 9ef4cc0ab9e1ebb437859702be27945818b1e702
Author: Maxim Ermilov <zaspire rambler ru>
Date:   Tue Mar 22 00:32:02 2011 +0300

    iconGrid: remove unused variable in _computeLayout
    
    https://bugzilla.gnome.org/show_bug.cgi?id=645313

 js/ui/iconGrid.js |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/js/ui/iconGrid.js b/js/ui/iconGrid.js
index 24556e2..3cdc712 100644
--- a/js/ui/iconGrid.js
+++ b/js/ui/iconGrid.js
@@ -282,7 +282,6 @@ IconGrid.prototype = {
     },
 
     _computeLayout: function (forWidth) {
-        let children = this._grid.get_children();
         let nColumns = 0;
         let usedWidth = 0;
         while ((this._colLimit == null || nColumns < this._colLimit) &&