downloads: add "No downloads" and "No search results" messages.

chrome/browser/ui/webui/downloads_ui.cc

 // Copyright (c) 2012 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/downloads_ui.h"
 
 #include "base/memory/ref_counted_memory.h"
 #include "base/memory/singleton.h"
 #include "base/prefs/pref_service.h"
 #include "base/strings/string_piece.h"
@@ skipping 29 matching lines @@
       content::WebUIDataSource::Create(chrome::kChromeUIDownloadsHost);
 
   source->AddLocalizedString("title", IDS_DOWNLOAD_TITLE);
   source->AddLocalizedString("searchbutton", IDS_DOWNLOAD_SEARCH_BUTTON);
   source->AddLocalizedString("searchresultsfor", IDS_DOWNLOAD_SEARCHRESULTSFOR);
   source->AddLocalizedString("downloads", IDS_DOWNLOAD_TITLE);
   source->AddLocalizedString("clear_all", IDS_DOWNLOAD_LINK_CLEAR_ALL);
   source->AddLocalizedString("open_downloads_folder",
                              IDS_DOWNLOAD_LINK_OPEN_DOWNLOADS_FOLDER);
 
+  // No results/downloads messages that show instead of the downloads list.
+  source->AddLocalizedString("no_downloads", IDS_DOWNLOAD_NO_DOWNLOADS);
+  source->AddLocalizedString("no_search_results",
+                             IDS_DOWNLOAD_NO_SEARCH_RESULTS);
+
   // Status.
   source->AddLocalizedString("status_cancelled", IDS_DOWNLOAD_TAB_CANCELLED);
   source->AddLocalizedString("status_removed", IDS_DOWNLOAD_FILE_REMOVED);
   source->AddLocalizedString("status_paused", IDS_DOWNLOAD_PROGRESS_PAUSED);
 
   // Dangerous file.
   source->AddLocalizedString("danger_file_desc", IDS_PROMPT_DANGEROUS_DOWNLOAD);
   source->AddLocalizedString("danger_url_desc",
                              IDS_PROMPT_MALICIOUS_DOWNLOAD_URL);
   source->AddLocalizedString("danger_content_desc",
@@ skipping 55 matching lines @@
   content::URLDataSource::Add(profile, theme);
 #endif
 }
 
 // static
 base::RefCountedMemory* DownloadsUI::GetFaviconResourceBytes(
       ui::ScaleFactor scale_factor) {
   return ResourceBundle::GetSharedInstance().
       LoadDataResourceBytesForScale(IDR_DOWNLOADS_FAVICON, scale_factor);
 }