[Autofill] Implement Autofill Assistant infobar for iOS

components/autofill_strings.grdp

 <?xml version="1.0" encoding="utf-8"?>
 <grit-part>
 
   <if expr="not is_ios">
     <message name="IDS_AUTOFILL_CLEAR_FORM_MENU_ITEM" desc="The entry in the suggestions dropdown that clears an auto-filled form.">
       Clear form
     </message>
   </if>
   <if expr="is_ios">
     <message name="IDS_AUTOFILL_CLEAR_FORM_MENU_ITEM" desc="iOS: The entry in the suggestions keyboard accessory that clears an auto-filled form.">
@@ skipping 157 matching lines @@
 
   <message name="IDS_AUTOFILL_SCAN_CREDIT_CARD" desc="An item in the autofill popup that triggers a new credit card to be scanned using the camera on the device.">
     Scan new card
   </message>
 
   <message name="IDS_AUTOFILL_PASSWORD_FIELD_SUGGESTIONS_TITLE" desc="Text shown as the title of the suggestion drop down when a password field is clicked.">
     Use password for:
   </message>
 
   <!-- Autofill Credit Card Assisted Filling Infobar -->
-  <message name="IDS_AUTOFILL_CREDIT_CARD_FILLING_INFOBAR_TITLE" desc="Title text for the Autofill Credit Card Assisted Filling Infobar">
-    Do you want to fill in your card info?
-  </message>
-  <message name="IDS_AUTOFILL_CREDIT_CARD_FILLING_INFOBAR_ACCEPT" desc="Text to show for the Autofill credit card Assisted Filling infobar accept button.">
-    Fill in
-  </message>
+  <if expr="is_android">
+    <message name="IDS_AUTOFILL_CREDIT_CARD_FILLING_INFOBAR_TITLE" desc="Title text for the Autofill Credit Card Assisted Filling Infobar">
+      Do you want to fill in your card info?
+    </message>
+  </if>
+  <if expr="is_ios">
+    <message name="IDS_AUTOFILL_CREDIT_CARD_FILLING_INFOBAR_FORMATTED_TITLE" desc="Title text for the Autofill Credit Card Assisted Filling Infobar, which contains the card description in it.">
+      Do you want to fill in your <ph name="CARD_DETAIL">$1<ex>Visa - 1234</ex></ph>?
+    </message>
+  </if>
+  <if expr="is_android or is_ios">
+    <message name="IDS_AUTOFILL_CREDIT_CARD_FILLING_INFOBAR_ACCEPT" desc="Text to show for the Autofill credit card Assisted Filling infobar accept button.">
+      Fill in
+    </message>
+  </if>
 
   <!-- Autofill save credit card bubble or infobar prompt -->
   <message name="IDS_AUTOFILL_SAVE_CARD_PROMPT_ACCEPT" desc="Text to show for the Autofill save credit card prompt accept button. The prompt can be either a bubble or an infobar.">
     Save
   </message>
   <if expr="_google_chrome">
     <message name="IDS_AUTOFILL_SAVE_CARD_PROMPT_TITLE_LOCAL" desc="Title text for the Autofill save card prompt when the card is to be saved locally. The prompt can be either a bubble or an infobar.">
       Do you want Chrome to save this card?
     </message>
   </if>
@@ skipping 98 matching lines @@
     /
   </message>
   <message name="IDS_AUTOFILL_CARD_UNMASK_NEW_CARD_LINK" desc="Text for link that prompts user to update their credit card after it may have been re-issued." formatter_data="android_java">
     New card?
   </message>
   <message name="IDS_AUTOFILL_DIALOG_PLACEHOLDER_CVC" desc="The placeholder/label text for credit card verification code in the requestAutocomplete dialog.">
     CVC
   </message>
 
 </grit-part>