[MD History] Add search for synced devices.

chrome/browser/resources/md_history/synced_device_card.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: 'history-synced-device-card',
 
   properties: {
     // Name of the synced device.
     device: {
@@ skipping 10 matching lines @@
     /**
      * The list of tabs open for this device.
      * @type {!Array<!ForeignSessionTab>}
      */
     tabs: {
       type: Array,
       value: function() { return []; },
       observer: 'updateIcons_'
     },
 
+    /**
+     * The indexes where a window separator should be shown.
+     * @type {!Array<number>}
+     */
+    separatorIndexes: {

[tsergeant, 2016/06/01 08:00:35]

Nit: can use the one line short-form.

[calamity, 2016/06/02 05:59:18]

Done.

+      type: Array,
+    },
+
     // Whether the card is open.
     cardOpen_: {
       type: Boolean,
       value: true
     },
   },
 
   /**
    * Opens all the tabs displayed on the device in separate tabs.
    * @private
@@ skipping 20 matching lines @@
    */
   updateIcons_: function() {
     this.async(function() {
       var icons = Polymer.dom(this.root).querySelectorAll('.website-icon');
 
       for (var i = 0; i < this.tabs.length; i++) {
         icons[i].style.backgroundImage =
             cr.icon.getFaviconImageSet(this.tabs[i].url);
       }
     });
+  },
+
+  isWindowSeparatorIndex: function(index, separatorIndexes) {
+    return this.separatorIndexes.indexOf(index) != -1;
   }
 });