MD Bookmarks: Proof-of-concept reimplementation of data storage/binding layer

chrome/browser/resources/md_bookmarks/toolbar.js

 // Copyright 2016 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.
 
 Polymer({
   is: 'bookmarks-toolbar',
 
+  behaviors: [
+    bookmarks.StoreClient,
+  ],
+
   properties: {
     searchTerm: {
       type: String,
       observer: 'onSearchTermChanged_',
     },
   },
 
+  attached: function() {
+    this.observe('searchTerm', function(state) {
+      return state.search.term;
+    });
+  },
+
   /** @return {CrToolbarSearchFieldElement} */
   get searchField() {
     return /** @type {CrToolbarElement} */ (this.$$('cr-toolbar'))
         .getSearchField();
   },
 
   /**
    * @param {Event} e
    * @private
    */
@@ skipping 34 matching lines @@
     var menu = /** @type {!CrActionMenuElement} */ (this.$.dropdown);
     menu.close();
   },
 
   /**
    * @param {Event} e
    * @private
    */
   onSearchChanged_: function(e) {
     var searchTerm = /** @type {string} */ (e.detail);
-    this.fire('search-term-changed', searchTerm);
+    this.dispatch(bookmarks.actions.setSearchTerm(searchTerm));
   },
 
   /** @private */
   onSearchTermChanged_: function() {
     this.searchField.setValue(this.searchTerm || '');
   },
 });