[MD Bookmarks] Add lines between items and no search results message.

chrome/browser/ui/webui/md_bookmarks/md_bookmarks_ui.cc

 // Copyright (c) 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.
 
 #include "chrome/browser/ui/webui/md_bookmarks/md_bookmarks_ui.h"
 
 #include <algorithm>
 
 #include "base/strings/string16.h"
 #include "chrome/browser/profiles/profile.h"
@@ skipping 37 matching lines @@
                      IDS_MD_BOOKMARK_MANAGER_MENU_ADD_FOLDER);
   AddLocalizedString(source, "menuBulkEdit",
                      IDS_MD_BOOKMARK_MANAGER_MENU_BULK_EDIT);
   AddLocalizedString(source, "menuCopyURL",
                      IDS_MD_BOOKMARK_MANAGER_MENU_COPY_URL);
   AddLocalizedString(source, "menuDelete", IDS_DELETE);
   AddLocalizedString(source, "menuEdit", IDS_EDIT);
   AddLocalizedString(source, "menuExport", IDS_MD_BOOKMARK_MANAGER_MENU_EXPORT);
   AddLocalizedString(source, "menuImport", IDS_MD_BOOKMARK_MANAGER_MENU_IMPORT);
   AddLocalizedString(source, "menuSort", IDS_MD_BOOKMARK_MANAGER_MENU_SORT);
+  AddLocalizedString(source, "noSearchResults",
+                     IDS_MD_BOOKMARK_MANAGER_NO_SEARCH_RESULTS);
   AddLocalizedString(source, "searchPrompt",
                      IDS_BOOKMARK_MANAGER_SEARCH_BUTTON);
   AddLocalizedString(source, "saveEdit", IDS_SAVE);
   AddLocalizedString(source, "title", IDS_MD_BOOKMARK_MANAGER_TITLE);
 
   // Resources.
   source->AddResourcePath("app.html", IDR_MD_BOOKMARKS_APP_HTML);
   source->AddResourcePath("app.js", IDR_MD_BOOKMARKS_APP_JS);
   source->AddResourcePath("folder_node.html",
                           IDR_MD_BOOKMARKS_FOLDER_NODE_HTML);
@@ skipping 28 matching lines @@
   // Set up the chrome://bookmarks/ source.
   Profile* profile = Profile::FromWebUI(web_ui);
   content::WebUIDataSource::Add(profile,
                                 CreateMdBookmarksUIHTMLSource(profile));
 }
 
 // static
 bool MdBookmarksUI::IsEnabled() {
   return base::FeatureList::IsEnabled(features::kMaterialDesignBookmarks);
 }