Add Distillation info to Reading List view.

ios/chrome/app/strings/ios_strings.grd

Index: ios/chrome/app/strings/ios_strings.grd
diff --git a/ios/chrome/app/strings/ios_strings.grd b/ios/chrome/app/strings/ios_strings.grd
index f0fd75abb562ca54f0004b8587e2e7b2f560090b..a6a7b8b095b16f8f6101916a9e82fcc5e4fa5a63 100644
--- a/ios/chrome/app/strings/ios_strings.grd
+++ b/ios/chrome/app/strings/ios_strings.grd
@@ -1035,6 +1035,9 @@ Handoff must also be enabled in the General section of Settings, and your device
       <message name="IDS_IOS_READING_LIST_EMPTY_MESSAGE" desc="Message to explain to the user how to add entries to the reading list" meaning="[Length: unlimited]">
         Your reading list is available offline. To add a page to your reading list, tap<ph name="SHARE_OPENING_ICON">SHARE_OPENING_ICON<ex>Menu > Share > Read Later</ex></ph>.
       </message>
+      <message name="IDS_IOS_READING_LIST_JUST_NOW" desc="String indicating that an event (adding item, distillation) happened less than one minute ago. [Length: 25em]">
+        Just now
+      </message>
       <message name="IDS_IOS_READING_LIST_MARK_ALL_BUTTON" desc="Label of the button to suggest options to mark all reading list entries read or unread [Length: 25em]" meaning="Display options letting the user mark all the entries as read or as unread. [Length: 25em]">
         Mark All…
       </message>