Add a message to empty ContentSuggestions sections

components/ntp_snippets_strings.grdp

 <?xml version="1.0" encoding="utf-8"?>
 <grit-part>
 
   <if expr="is_android">
     <message name="IDS_SNIPPETS_DISABLED_SIGNED_OUT_INSTRUCTIONS" desc="Body of the card explaining the status of the content suggestions on the New Tab Page, when the user is signed out." formatter_data="android_java">
       To get personalized content suggested by Google, sign in to Chrome.
     </message>
     <message name="IDS_SNIPPETS_DISABLED_GENERIC_PROMPT" desc="Title of the card explaining what action the user can take to get personalized content suggestions on the New Tab Page." formatter_data="android_java">
       Get personalized content
     </message>
+  </if>
+  <if expr="is_android or is_ios">
     <message name="IDS_NTP_TITLE_NO_SUGGESTIONS" desc="On the New Tab Page, title text explaining there is no content." formatter_data="android_java">
       That’s all for now
     </message>
   </if>
 
   <message name="IDS_NTP_ARTICLE_SUGGESTIONS_SECTION_HEADER" desc="Header of the articles section, which is a list of news articles displayed as cards on the New Tab Page.">
     Articles for you
   </message>
 
   <message name="IDS_NTP_ARTICLE_SUGGESTIONS_SECTION_EMPTY" desc="On the New Tab Page, text of the card explaining to the user that they can expect to see suggested articles in this area in the future.">
@@ skipping 31 matching lines @@
 
   <message name="IDS_NTP_RECENT_TAB_SUGGESTIONS_SECTION_EMPTY" desc="On the New Tab Page, text of the card explaining to the user that they can expect to see recent open tabs in this area in the future, but currently this area is empty. Recent open tabs - the tabs which are currently opened and were automatically saved for offline consumption.">
     Your open tabs appear here
   </message>
 
   <message name="IDS_NTP_NOTIFICATIONS_READ_THIS_STORY_AND_MORE" desc="Used in notifications about news articles. The notification first gives the title of a headline article, then uses this string to identify the publisher of that article and the number of additional articles available to read. Articles come in batches of 10, from a variety of publishers, so usually the number of additional articles is 9 (headline article + 9 others = 10 articles).">
     From <ph name="ARTICLE_PUBLISHER">$1<ex>World News Corporation</ex></ph>. Read this and <ph name="OTHER_ARTICLE_COUNT">$2<ex>9</ex></ph> other stories.
   </message>
 
 </grit-part>