don't need insert - you can add values with ArrayUtil.splice()

git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@4888 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/as/com/threerings/util/ArrayUtil.as

@@ -144,19 +144,6 @@ public class ArrayUtil
         return true;
     }
 
-    /**
-     * Inserts the element into the array at the given index, increasing the index on all 
-     * remaining elements by one.  This function modifies the array passed in, rather than creating
-     * a new one.
-     */
-    public static function insert (arr :Array, index :int, element :Object) :void
-    {
-        for (var ii :int = arr.length; ii > index; ii--) {
-            arr[ii] = arr[ii - 1];
-        }
-        arr[index] = element;
-    }
-
     /**
      * Implementation of remove methods.
      */