Separate component resources into their own .grd file

chrome/app/chromium_strings.grd

 <?xml version="1.0" encoding="UTF-8"?>
 <!-- This file contains definitions of strings that are distribution specific.
 These strings will not be translated and only english versions will
 be available for now. -->
 
 <grit base_dir="." latest_public_release="0" current_release="1"
       source_lang_id="en" enc_check="möl">
   <outputs>
     <output filename="grit/chromium_strings.h" type="rc_header">
       <emit emit_type='prepend'></emit>
@@ skipping 859 matching lines @@
       <message name="IDS_ENTERPRISE_SIGNIN_PROFILE_LINK_MESSAGE" desc="The warning message displayed to an enterprise user about to link their profile to their Google account. This message is followed by a 'Learn more' link.">
         You are signing in with a managed account and giving its administrator control over your Chromium profile. Your Chromium data, such as your apps, bookmarks, history, passwords, and other settings will become permanently tied to <ph name="USER_NAME">$1<ex>pat@example.com</ex></ph>. You will be able to delete this data via the Google Accounts Dashboard, but you will not be able to associate this data with another account.
       </message>
       <message name="IDS_ENTERPRISE_SIGNIN_CREATE_NEW_PROFILE_PROMPT" desc="The text of the prompt to create a new profile after signing into an enterprise account">
         If you prefer to keep your existing Chromium data separate, you can create a new Chromium user for <ph name="USER_NAME">$1<ex>pat@example.com</ex></ph>.
       </message>
       <message name="IDS_ENTERPRISE_SIGNIN_CREATE_NEW_PROFILE_NO" desc="Text of the button to link the current profile with the signed-in enterprise account">
         Link my Chromium data to this account
       </message>
 
-      <message name="IDS_AUTOFILL_OPTIONS_POPUP" desc="The value of the Autofill options menu entry.">
-        Chromium Autofill settings
-      </message>
       <message name="IDS_AUTOFILL_DIALOG_SAVE_LOCALLY_CHECKBOX" desc="Checkbox that controls whether info the user types into the autofill dialog is saved by chrome.">
         Save details in Chromium
       </message>
 
       <!-- Network Error Pages -->
       <message name="IDS_ERRORPAGES_SUGGESTION_NETWORK_PREDICTION_BODY" desc="When a page fails to load, sometimes we suggest disabling predicting network actions.  These are details below a header.">
         Go to
         the Chromium menu &gt;
         <ph name="SETTINGS_TITLE">&lt;span jscontent="settingsTitle"&gt;&lt;/span&gt;<ex>Settings</ex></ph>
         &gt;
@@ skipping 75 matching lines @@
 
       <!-- Chrome OS OOBE Terms of Service screen-->
       <if expr="pp_ifdef('chromeos')">
         <message name="IDS_TERMS_OF_SERVICE_SCREEN_SUBHEADING" desc="Subheading at the top of the Terms of Service screen.">
           <ph name="DOMAIN">$1<ex>example.com</ex></ph> requires that you read and accept the following Terms of Service before using this device. These terms do not expand, modify or limit the Chromium OS Terms.
         </message>
       </if>
     </messages>
   </release>
 </grit>