MD Settings: announce search results

chrome/app/settings_strings.grdp

 <?xml version="1.0" encoding="utf-8"?>
 <!-- Settings-specific strings (included from generated_resources.grd). -->
 <grit-part>
   <!-- Main Page -->
   <if expr="chromeos">
     <message name="IDS_SETTINGS_SECONDARY_USER_BANNER" desc="Banner displayed in settings page when the user is secondary in a multi-profile session.">
       Some settings belonging to <ph name="PRIMARY_EMAIL">$1<ex>john@google.com</ex></ph> are being shared with you. These settings only affect your account when using multiple sign-in.
     </message>
   </if>
 
@@ skipping 282 matching lines @@
   </message>
   <message name="IDS_SETTINGS_SEARCH_PROMPT" desc="Label for input field to search within settings.">
     Search settings
   </message>
   <message name="IDS_SETTINGS_SEARCH_NO_RESULTS" desc="Text description of a search that has no results.">
     No search results found
   </message>
   <message name="IDS_SETTINGS_SEARCH_NO_RESULTS_HELP" desc="Help text for a search that has no results.">
     Go to <ph name="BEGIN_LINK_CHROMIUM">&lt;a target="_blank" href="$1"&gt;</ph>Google Chrome help<ph name="END_LINK_CHROMIUM">&lt;/a&gt;</ph> if you can't find what you're looking for
   </message>
+  <message name="IDS_SETTINGS_SEARCH_RESULTS" desc="Message announced to screenreader users when searching within settings completes and results are showing.">
+    Search results for '<ph name="SEARCH_TEXT">$1<ex>cookies</ex></ph>'
+  </message>
   <message name="IDS_SETTINGS_SETTINGS" desc="The settings page title.">
     Settings
   </message>
   <if expr="not chromeos">
     <message name="IDS_SETTINGS_RESTART" desc="Text for a button that will restart Chrome.">
       Relaunch
     </message>
   </if>
   <if expr="chromeos">
     <message name="IDS_SETTINGS_DEVICE_OFF" desc="In Settings pages, the label when a bluetooth, wifi, or mobile device is off (disabled).">
@@ skipping 2591 matching lines @@
       System
     </message>
     <message name="IDS_SETTINGS_SYSTEM_HARDWARE_ACCELERATION_LABEL" desc="Label for the checkbox that forces Chrome to render via hardware acceleration (GPU) when available.">
       Use hardware acceleration when available
     </message>
     <message name="IDS_SETTINGS_SYSTEM_PROXY_SETTINGS_BUTTON" desc="Text for the button that changes a user's network proxy settings.">
       Change proxy settings
     </message>
   </if>
 </grit-part>