IPH - connect data saver previews

chrome/android/java/strings/android_chrome_strings.grd

 <?xml version="1.0" encoding="UTF-8"?>
 
 <!-- android_chrome_strings.grd contains strings for Chrome for Android.
 
 FAQ:
   - How do I add, change, or remove a string?
       Just update this file.
   - Translations will happen automatically??
       Yes, indeed. Just add your string before the branch point and
       make the description good.
@@ skipping 956 matching lines @@
       <message name="IDS_WEBSITE_SETTINGS_USB" desc="Title for USB settings, which control which of the user's USB devices can be accessed from websites.">
         USB
       </message>
       <message name="IDS_WEBSITE_SETTINGS_REVOKE_DEVICE_PERMISSION" desc="Content description for revoking a website's permission to access a device.">
         Revoke device permission
       </message>
       <message name="IDS_WEBSITE_SETTINGS_USB_NO_DEVICES" desc="Empty list text for a list of USB devices that sites have been granted access to.">
         No USB devices here
       </message>
 
+      <!-- IPH Strings -->
+      <message name="IDS_IPH_DATA_SAVER_PREVIEW_TEXT" desc="In-product help for when a data saver preview page and infobar are shown.">
+          Chrome is using less data to show you this page
+      </message>
+
       <!-- Data Saver -->
       <message name="IDS_DATA_REDUCTION_TITLE" desc="Menu item for Data Saver, which allows users to save mobile data by compressing network traffic.">
         Data Saver
       </message>
       <message name="IDS_DATA_REDUCTION_SAVED_LABEL" desc="Summary text for the menu item that states the amount of mobile data that was saved by Data Saver (i.e. XX MB saved). Data Saver allows users to to reduce their mobile data usage by compressing network traffic.">
         <ph name="data">%1$s<ex>1.0 GB</ex></ph> saved
       </message>
       <message name="IDS_DATA_REDUCTION_DATE_LABEL" desc="Summary text for the menu item that states the beginning date when the displayed mobile data was saved (i.e. XX MB saved 'since Feb 28')">
         since <ph name="date">%1$s<ex>Feb 28</ex></ph>
       </message>
@@ skipping 1976 matching lines @@
         Remove and recreate this shortcut
       </message>
 
       <!-- Chrome Home -->
       <message name="IDS_BOTTOM_SHEET_HELP_BUBBLE_MESSAGE" desc="Text displayed in a help bubble above the bottom navigation sheet prompting users to pull the sheet up to see their bookmarks and other content.">
         Pull up to see bookmarks and more
       </message>
     </messages>
   </release>
 </grit>