Implementing chrome://thumbnails page to view URLs in TopSites and cached thumbnails.

chrome/chrome_browser_ui.gypi

 # Copyright 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.
 
 {
   'targets': [
     {
       'target_name': 'browser_ui',
       'type': 'static_library',
       'variables': { 'enable_wexit_time_destructors': 1, },
@@ skipping 2245 matching lines @@
         'browser/ui/webui/ntp/recently_closed_tabs_handler.h',
         'browser/ui/webui/ntp/suggestions_combiner.cc',
         'browser/ui/webui/ntp/suggestions_combiner.h',
         'browser/ui/webui/ntp/suggestions_page_handler.cc',
         'browser/ui/webui/ntp/suggestions_page_handler.h',
         'browser/ui/webui/ntp/suggestions_source.h',
         'browser/ui/webui/ntp/suggestions_source_discovery.cc',
         'browser/ui/webui/ntp/suggestions_source_discovery.h',
         'browser/ui/webui/ntp/suggestions_source_top_sites.cc',
         'browser/ui/webui/ntp/suggestions_source_top_sites.h',
+        'browser/ui/webui/ntp/thumbnail_list_source.cc',
+        'browser/ui/webui/ntp/thumbnail_list_source.h',
         'browser/ui/webui/ntp/thumbnail_source.cc',
         'browser/ui/webui/ntp/thumbnail_source.h',
         'browser/ui/webui/omnibox/omnibox_ui.cc',
         'browser/ui/webui/omnibox/omnibox_ui.h',
         'browser/ui/webui/omnibox/omnibox_ui_handler.cc',
         'browser/ui/webui/omnibox/omnibox_ui_handler.h',
         'browser/ui/webui/options/advanced_options_utils.h',
         'browser/ui/webui/options/advanced_options_utils_mac.mm',
         'browser/ui/webui/options/advanced_options_utils_win.cc',
         'browser/ui/webui/options/advanced_options_utils_x11.cc',
@@ skipping 964 matching lines @@
             'browser/ui/webui/local_discovery/local_discovery_ui.cc',
             'browser/ui/webui/local_discovery/local_discovery_ui.h',
             'browser/ui/webui/local_discovery/local_discovery_ui_handler.cc',
             'browser/ui/webui/local_discovery/local_discovery_ui_handler.h',
           ],
         }],
       ],
     },
   ],
 }