[Payments] Display warning messages for incomplete shipping address and update editor title

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 2568 matching lines @@
       </message>
       <message name="IDS_PAYMENTS_ADD_MORE_INFORMATION" desc="The title of the dialog for user to add more information to payment card.">
         Add more information
       </message>
       <message name="IDS_PAYMENTS_EDIT_CARD" desc="The title of the dialog for user to edit payment card.">
         Edit card
       </message>
       <message name="IDS_PAYMENTS_CREDIT_CARD_EXPIRATION_DATE_ABBR" desc="Abbreviated label for credit card expiration date. [CHAR-LIMIT=32]">
         Exp: <ph name="EXPIRATION_MONTH">%1$s<ex>06</ex></ph>/<ph name="EXPIRATION_YEAR">%2$s<ex>17</ex></ph>
       </message>
+      <message name="IDS_PAYMENTS_PHONE_NUMBER_REQUIRED" desc="The label to indicate phone number is required in the shipping address. This phone number can be used, for example, if there's a problem with shipping a package to its destination.">
+        Phone number required
+      </message>
+      <message name="IDS_PAYMENTS_ADD_PHONE_NUMBER" desc="The title of the dialog for user to add phone number to the shipping address. This phone number can be used, for example, if there's a problem with shipping a package to its destination.">
+        Add phone number
+      </message>
+      <message name="IDS_PAYMENTS_RECIPIENT_REQUIRED" desc="The label to indicate recipient is required in the shipping address. The recipient could be a person or institute name identifies the receiver of the shipping package.">
+        Recipient required
+      </message>
+      <message name="IDS_PAYMENTS_ADD_RECIPIENT" desc="The title of the dialog for user to add recipient in the shipping address. The recipient could be a person or institute name identifies the receiver of the shipping package.">
+        Add recipient
+      </message>
+      <message name="IDS_PAYMENTS_INVALID_ADDRESS" desc="The label to indicate the shipping address is invalid. For example, missing state or city name.">
+        Invalid address
+      </message>
+      <message name="IDS_PAYMENTS_ADD_VALID_ADDRESS" desc="The title of the dialog for user to add valid shipping address. For example, missing state or city name.">
+        Add valid address
+      </message>
       <message name="IDS_PAYMENTS_ORDER_SUMMARY_LABEL" desc="The title of the section that shows the summary of the order, including names and prices of individual line items, i.e. the bill.">
         Order summary
       </message>
       <message name="IDS_PAYMENTS_EDIT_BUTTON" desc="The label for the button that lets the user edit their payment options.">
         Edit
       </message>
       <message name="IDS_PAYMENTS_PAY_BUTTON" desc="The label for the button that finishes the payment process.">
         Pay
       </message>
       <message name="IDS_PAYMENTS_LOADING_MESSAGE" desc="The text that informs the user that payment information is being loaded up.">
@@ skipping 107 matching lines @@
       <message name="IDS_ITEM_CHOOSER_ITEM_NAME_WITH_ID" desc="To distinguish items with the same name, the item chooser shows the item name with id.">
         <ph name="ITEM_NAME">%1$s<ex>item_name</ex></ph> (<ph name="ITEM_ID">%2$s<ex>item id</ex></ph>)
       </message>
 
       <message name="IDS_INSTANT_APPS_OPEN_IN_APP" desc="Button label for the user action that will open an Instant App.">
         Open app
       </message>
     </messages>
   </release>
 </grit>