Initial accounts options page.

chrome/browser/resources/shared/js/cr/ui/array_data_model.js

Index: chrome/browser/resources/shared/js/cr/ui/array_data_model.js
diff --git a/chrome/browser/resources/shared/js/cr/ui/array_data_model.js b/chrome/browser/resources/shared/js/cr/ui/array_data_model.js
index 54837b44caa00c0844145fac44673e85af6a5b27..b70f36c7157e9a00388084d7d1e670f9bf9fc895 100644
--- a/chrome/browser/resources/shared/js/cr/ui/array_data_model.js
+++ b/chrome/browser/resources/shared/js/cr/ui/array_data_model.js
@@ -33,7 +33,7 @@ cr.define('cr.ui', function() {
 
     /**
      * Returns the item at the given index.
-     * @param {number} index The index of the element go get.
+     * @param {number} index The index of the element to get.
      * @return {*} The element at the given index.
      */
     item: function(index) {
@@ -52,6 +52,16 @@ cr.define('cr.ui', function() {
     },
 
     /**
+     * Returns an array of elements in a selected range.
+     * @param {number=} opt_from The starting index of the selected range.
+     * @param {number=} opt_to The ending index of selected range.
+     * @return {Array} An array of elements in the selected range.
+     */
+    slice: function(opt_from, opt_to) {
+      return this.array_.slice.apply(this.array_, arguments);
+    },
+
+    /**
      * This removes and adds items to the model.
      *
      * This dispatches a splice event.