Anti-shelf-overlapping fixes for several menus.

chrome/browser/resources/chromeos/login/network_dropdown.js

 // Copyright (c) 2012 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.
 
 /**
  * @fileoverview Network drop-down implementation.
  */
 
 cr.define('cr.ui', function() {
   /**
@@ skipping 155 matching lines @@
         if ('sub' in item) {
           // Workaround for submenus, add items on top level.
           // TODO(altimofeev): support submenus.
           for (var j = 0; j < item.sub.length; ++j)
             this.createItem_(this.container, item.sub[j]);
           continue;
         }
         this.createItem_(this.container, item);
       }
       this.container.selectItem(this.container.firstItem, false);
+
+      var maxHeight = Oobe.getMaxHeightBeforeShelfOverlapping(
+          this.container);
+      if (maxHeight < parseInt(window.getComputedStyle(this.container).height))
+        this.container.style.maxHeight = maxHeight + 'px';

[dzhioev (left Google), 2014/07/16 19:13:51]

Are you sure that accessing to CSS properties with ".camelCasePropertyName"
syntax is standard?

[merkulova, 2014/07/22 08:11:44]

Well... it's accessed from js like this.

     },
 
     /**
      * Id of the active drop-down element.
      * @private
      */
     activeElementId_: '',
 
     /**
      * Creates dropdown item element and adds into container.
@@ skipping 243 matching lines @@
    * Sets the keyboard flow flag.
    */
   DropDown.enableKeyboardFlow = function() {
     useKeyboardFlow = true;
   };
 
   return {
     DropDown: DropDown
   };
 });