[MD Bookmarks] Convert bookmark list to iron-list.

chrome/browser/resources/md_bookmarks/list.html

Index: chrome/browser/resources/md_bookmarks/list.html
diff --git a/chrome/browser/resources/md_bookmarks/list.html b/chrome/browser/resources/md_bookmarks/list.html
index a408a4b8208bad1201645e4fd4d467f8ae4987db..1b72f7b17edecb41c896e2f80ff31073e90a1588 100644
--- a/chrome/browser/resources/md_bookmarks/list.html
+++ b/chrome/browser/resources/md_bookmarks/list.html
@@ -1,4 +1,5 @@
 <link rel="import" href="chrome://resources/html/polymer.html">
+<link rel="import" href="chrome://resources/polymer/v1_0/iron-list/iron-list.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-icon-button/paper-icon-button-light.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-styles/shadow.html">
 <link rel="import" href="chrome://bookmarks/item.html">
@@ -33,12 +34,14 @@
         justify-content: center;
       }
     </style>
-    <div id="bookmarksCard" hidden$="[[isEmptyList_(displayedList_.length)]]">
-      <template is="dom-repeat" items="[[displayedList_]]" as="id">
-        <bookmarks-item item-id="[[id]]" draggable="true">
+    <iron-list items="[[displayedList_]]" id="bookmarksCard"
+        hidden$="[[isEmptyList_(displayedList_.length)]]">
+      <template>
+        <bookmarks-item item-id="[[item.id]]" draggable="true"
+            tabindex$="[[tabIndex]]" iron-list-tab-index="[[tabIndex]]">
         </bookmarks-item>
       </template>
-    </div>
+    </iron-list>
     <div id="message" class="centered-message"
         hidden$="[[!isEmptyList_(displayedList_.length)]]">
       [[emptyListMessage_(searchTerm_)]]