Initial accounts options page.

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

 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // require: listselectionmodel.js
 
 /**
  * @fileoverview This implements a list control.
  */
 
@@ skipping 37 matching lines @@
     // Handle margin collapsing.
     if (mt < 0 && mb < 0) {
       h += Math.min(mt, mb);
     } else if (mt >= 0 && mb >= 0) {
       h += Math.max(mt, mb);
     } else {
       h += mt + mb;
     }
 
     list.removeChild(item);
-    return h;
+    return Math.max(0, h);
   }
 
   function getComputedStyle(el) {
     return el.ownerDocument.defaultView.getComputedStyle(el);
   }
 
   /**
    * Creates a new list element.
    * @param {Object=} opt_propertyBag Optional properties.
    * @constructor
@@ skipping 429 matching lines @@
         delete this.cachedItems_[index];
         this.redraw();
       }
     }
   };
 
   return {
     List: List
   }
 });