Use ICU plural syntax in more place

chrome/browser/resources/ntp4/compiled_resources.gyp

 # Copyright 2014 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': 'apps_page',
       'variables': {
         'depends': [
           '../../../../third_party/jstemplate/compiled_resources.gyp:jstemplate',
@@ skipping 23 matching lines @@
           'tile_page.js',
           'dot_list.js',
           'most_visited_page.js',
           'trash.js',
           'page_switcher.js',
           'page_list_view.js',
           'nav_dot.js',
           'other_sessions.js',
           'suggestions_page.js',
           'new_tab.js',
-          'recently_closed.js',
         ],
         'externs': ['<(CLOSURE_DIR)/externs/chrome_send_externs.js'],
       },
       'includes': ['../../../../third_party/closure_compiler/compile_js.gypi'],
     }
   ],
 }