WebUI: size the cookies list according to the window height.

chrome/browser/resources/options/cookies_view.css

 /*
 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.
 */
 
 /* styles for the cookies list elements in cookies_view.html */
 #remove-all-cookies-search-column {
   bottom: 10px;
   position: absolute;
@@ skipping 24 matching lines @@
 }
 
 #cookies-data-column {
   -webkit-padding-start: 7px;
   display: inline-block;
   font-weight: bold;
 }
 
 #cookies-list {
   border: 1px solid #D9D9D9;
-  /* it would be nice if we could make this expand as necessary up to the height
-   * of the window, but the panel doesn't have a known height and that would
-   * probably confuse cr.ui.List (which doesn't expect that) anyway */
-  height: 600px;
   margin: 0;
 }
 
 
 /* enable animating the height of items */
 list.cookie-list .deletable-item {
   -webkit-transition: height .15s ease-in-out;
 }
 
 /* disable webkit-box display */
@@ skipping 112 matching lines @@
 
 .cookie-details-label {
   vertical-align: top;
   white-space: pre;
   width: 10em;
 }
 
 .cookie-details-value {
   word-wrap: break-word;
 }