Checking node object before checking its property.

chrome/browser/resources/bookmark_manager/js/main.js

Index: chrome/browser/resources/bookmark_manager/js/main.js
diff --git a/chrome/browser/resources/bookmark_manager/js/main.js b/chrome/browser/resources/bookmark_manager/js/main.js
index dea7bfb756b36c3eb7a04defe9005caaf307d9b3..82901b1e33bf77c8e29ba4a4efaabd69b3e685e7 100644
--- a/chrome/browser/resources/bookmark_manager/js/main.js
+++ b/chrome/browser/resources/bookmark_manager/js/main.js
@@ -317,8 +317,12 @@ function getAllUrls(nodes) {
   var urls = [];
 
   // Adds the node and all its direct children.
+  // TODO(deepak.m1): Here node should exist. When we delete the nodes then
+  // datamodel gets updated but still it shows deleted items as selected items
+  // and accessing those nodes throws chrome.runtime.lastError. This cause
+  // undefined value for node. Please refer https://crbug.com/480935.
   function addNodes(node) {
-    if (node.id == 'new')
+    if (!node || node.id == 'new')
       return;
 
     if (node.children) {