[gnome-shell] IconGrid: calculate icon size only once

[Carlos Soriano <csoriano src gnome org>]

commit 75c2a723d9accc5486d4d2a7e0d9db11c6dee336
Author: Carlos Soriano <carlos soriano89 gmail com>
Date:   Wed Jun 18 00:04:34 2014 +0200

    IconGrid: calculate icon size only once

 js/ui/iconGrid.js |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/js/ui/iconGrid.js b/js/ui/iconGrid.js
index 122fdc6..9cf9f2f 100644
--- a/js/ui/iconGrid.js
+++ b/js/ui/iconGrid.js
@@ -530,8 +530,8 @@ const IconGrid = new Lang.Class({
 
     // Note that this is ICON_SIZE as used by BaseIcon, not elsewhere in IconGrid; it's a bit messed up
     _updateChildrenScale: function(scale) {
+        let newIconSize = Math.floor(ICON_SIZE * scale);
         for (let i in this._items) {
-            let newIconSize = Math.floor(ICON_SIZE * scale);
             this._items[i].icon.setIconSize(newIconSize);
         }
     }