MD Bookmarks: Initial screenreader accessibility improvements

chrome/browser/resources/md_bookmarks/compiled_resources2.gyp

 # Copyright 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.
 {
   'targets': [
     {
       'target_name': 'actions',
       'dependencies': [
         '<(DEPTH)/ui/webui/resources/js/compiled_resources2.gyp:cr',
         '<(EXTERNS_GYP):chrome_extensions',
@@ skipping 152 matching lines @@
       'dependencies': [
         '<(DEPTH)/ui/webui/resources/js/compiled_resources2.gyp:cr',
       ],
       'includes': ['../../../../third_party/closure_compiler/compile_js2.gypi'],
     },
     {
       'target_name': 'toast_manager',
       'dependencies': [
         '<(DEPTH)/ui/webui/resources/js/compiled_resources2.gyp:cr',
         '<(DEPTH)/ui/webui/resources/js/compiled_resources2.gyp:load_time_data',
+        '<(DEPTH)/third_party/polymer/v1_0/components-chromium/iron-a11y-announcer/compiled_resources2.gyp:iron-a11y-announcer-extracted',
         '<(DEPTH)/third_party/polymer/v1_0/components-chromium/paper-button/compiled_resources2.gyp:paper-button-extracted',
         'timer_proxy',
       ],
       'includes': ['../../../../third_party/closure_compiler/compile_js2.gypi'],
     },
     {
       'target_name': 'toolbar',
       'dependencies': [
         '<(DEPTH)/ui/webui/resources/cr_elements/cr_action_menu/compiled_resources2.gyp:cr_action_menu',
         '<(DEPTH)/ui/webui/resources/cr_elements/cr_toolbar/compiled_resources2.gyp:cr_toolbar',
@@ skipping 17 matching lines @@
       'target_name': 'util',
       'dependencies': [
         '<(DEPTH)/ui/webui/resources/js/compiled_resources2.gyp:cr',
         '<(EXTERNS_GYP):chrome_extensions',
         'types',
       ],
       'includes': ['../../../../third_party/closure_compiler/compile_js2.gypi']
     }
   ]
 }