Don't close cookies view on search enter.

chrome/browser/resources/options/cookies_view.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.
 
 cr.define('options', function() {
 
   var OptionsPage = options.OptionsPage;
 
   /////////////////////////////////////////////////////////////////////////////
   // CookiesView class:
@@ skipping 23 matching lines @@
     /**
      * The most recent search query, empty string if the query is empty.
      * @type {string}
      * @private
      */
     lastQuery_: '',
 
     initializePage: function() {
       OptionsPage.prototype.initializePage.call(this);
 
-      this.pageDiv.querySelector('.cookies-search-box').addEventListener(
+      var searchBox = this.pageDiv.querySelector('.cookies-search-box');
+      searchBox.addEventListener(
           'search', this.handleSearchQueryChange_.bind(this));
+      searchBox.onkeydown = function(e) {
+        // Prevent the overlay from handling this event.
+        if (e.keyIdentifier == 'Enter')
+          e.stopPropagation();
+      };
 
       this.pageDiv.querySelector('.remove-all-cookies-button').onclick =
           function(e) {
             chrome.send('removeAllCookies');
           };
 
       var cookiesList = this.pageDiv.querySelector('.cookies-list');
       options.CookiesList.decorate(cookiesList);
 
       this.addEventListener('visibleChange', this.handleVisibleChange_);
@@ skipping 69 matching lines @@
   CookiesView.loadChildren = function(args) {
     $('cookies-list').loadChildren(args[0], args[1]);
   };
 
   // Export
   return {
     CookiesView: CookiesView
   };
 
 });