[MD Bookmarks] Add UI for Material Bookmarks.

chrome/test/data/webui/md_bookmarks/store_test.js

Index: chrome/test/data/webui/md_bookmarks/store_test.js
diff --git a/chrome/test/data/webui/md_bookmarks/store_test.js b/chrome/test/data/webui/md_bookmarks/store_test.js
index d92fe1d10613ba643efa5d11cb47645c17a9cbb6..2f1791650425c0f1eb6d9888071a0bab95c9ffb9 100644
--- a/chrome/test/data/webui/md_bookmarks/store_test.js
+++ b/chrome/test/data/webui/md_bookmarks/store_test.js
@@ -26,7 +26,7 @@ suite('<bookmarks-store>', function() {
     store.setupStore_(TEST_TREE);
   });
 
-  test('initNodes inserts nodes into idToNodeMap', function(){
+  test('mapNodes inserts nodes into idToNodeMap', function(){

[tsergeant, 2017/01/03 23:31:17]

Undo all changes to this file. These were comments from Angela's code review.

[jiaxi, 2017/01/04 02:50:16]

Done.

     assertEquals(TEST_TREE, store.idToNodeMap_['0']);
     assertEquals(TEST_TREE.children[0], store.idToNodeMap_['1']);
     assertEquals(TEST_TREE.children[0].children[0], store.idToNodeMap_['2']);
@@ -35,7 +35,7 @@ suite('<bookmarks-store>', function() {
     assertEquals(TEST_TREE.children[2], store.idToNodeMap_['5']);
   });
 
-  test('changing selectedId changes the selectedNode', function(){
+  test('changing selectedId is changing the selectedNode', function(){
     store.selectedId = '0';
     assertEquals(TEST_TREE, store.selectedNode);
     store.selectedId = '1';
@@ -87,7 +87,7 @@ suite('<bookmarks-store>', function() {
     assertFalse(store.idToNodeMap_['3'].isSelected);
   });
 
-  test('store updates on open and close', function() {
+  test('store update on folder open and closed', function() {
     // All folders are open by default.
     for (var id in store.idToNodeMap_) {
       if (store.idToNodeMap_[id].url)