[Autofill] Credit Card Autofill Last Used Date Experiment

components/autofill_strings.grdp

Index: components/autofill_strings.grdp
diff --git a/components/autofill_strings.grdp b/components/autofill_strings.grdp
index 018f5cae87341ef2c17396b32be1092a528c07d4..9c955dd2d7d27b39df92a3efec5c329783958018 100644
--- a/components/autofill_strings.grdp
+++ b/components/autofill_strings.grdp
@@ -211,14 +211,39 @@
     Pay quickly on sites and apps across devices using cards you have saved with Google.
   </message>
 
+  <!-- Autofill credit card suggestion popup -->
   <message name="IDS_AUTOFILL_CREDIT_CARD_EXPIRATION_DATE_ABBR" desc="Abbreviated label for credit card expiration date. [CHAR-LIMIT=32]">
     Exp: <ph name="EXPIRATION_MONTH">$1<ex>06</ex></ph>/<ph name="EXPIRATION_YEAR">$2<ex>17</ex></ph>
   </message>
 
-  <message name="IDS_AUTOFILL_CREDIT_CARD_EXPIRATION_DATE_LABEL_AND_ABBR" desc="text displayed in the Autofill Credit Card popup before the credit card expiration date and the abbreviated expiration date.">
+  <message name="IDS_AUTOFILL_CREDIT_CARD_EXPIRATION_DATE_LABEL_AND_ABBR" desc="Text displayed in the Autofill Credit Card popup before the credit card expiration date and the abbreviated expiration date.">
     , exp <ph name="EXPIRATION_DATE_ABBR">$1<ex>06/17</ex></ph>
   </message>
 
+  <message name="IDS_AUTOFILL_CREDIT_CARD_EXP_AND_LAST_USED_DATE" desc="Text displayed in the Autofill Credit Card popup to indicate the credit card expiration date and the date when this card was last used.">
+    Exp: <ph name="EXPIRATION_DATE_ABBR">$1<ex>06/17</ex></ph>, last used: <ph name="LAST_USED_DATE_NO_DETAIL">$2<ex>Jan 10</ex></ph>
+  </message>
+
+  <message name="IDS_AUTOFILL_CREDIT_CARD_LAST_USED_DATE" desc="Text displayed in the Autofill Credit Card popup to indicate the date when this card was last used.">
+    Last used: <ph name="LAST_USED_MONTH">$1<ex>Jan 10</ex></ph>
+  </message>
+
+  <message name="IDS_AUTOFILL_CREDIT_CARD_EXP_AND_ADDED_DATE" desc="Text displayed in the Autofill Credit Card popup to indicate the credit card expiration date and the date when this card was added to autofill.">
+    Exp: <ph name="EXPIRATION_DATE_ABBR">$1<ex>06/17</ex></ph>, added: <ph name="ADDED_TO_AUTOFILL_MONTH">$2<ex>Jan 10</ex></ph>
+  </message>
+
+  <message name="IDS_AUTOFILL_CREDIT_CARD_ADDED_DATE" desc="Text displayed in the Autofill Credit Card popup to indicate the date when this card was added to autofill.">
+    Added: <ph name="ADDED_TO_AUTOFILL_MONTH">$1<ex>Jan 10</ex></ph>
+  </message>
+
+  <message name="IDS_AUTOFILL_CREDIT_CARD_EXP_AND_LAST_USED_YEAR_AGO" desc="Text displayed in the Autofill Credit Card popup to indicate the credit card expiration date and this card was used in autofill more than a year ago.">
+    Exp: <ph name="EXPIRATION_DATE_ABBR">$1<ex>06/17</ex></ph>, last used over a year ago
+  </message>
+
+  <message name="IDS_AUTOFILL_CREDIT_CARD_LAST_USED_YEAR_AGO" desc="Text displayed in the Autofill Credit Card popup to indicate this card was used in autofill more than a year ago.">
+    Last used over a year ago
+  </message>
+
   <!-- Autofill credit card unmask prompt -->
   <message name="IDS_AUTOFILL_CARD_UNMASK_PROMPT_ERROR_TRY_AGAIN_CVC" desc="Error message that encourages the user to try to re-enter their credit card CVC after a previous failed attempt." formatter_data="android_java">
     Check your CVC and try again