[Payments] Allow users enable and disable Android payment apps in payment request

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 249 matching lines @@
       <message name="IDS_SEARCH_ENGINE_LOCATION_ALLOWED" desc="The text of a link displayed when location permission for a particular search engine is allowed.">
         Location is allowed
       </message>
       <message name="IDS_SEARCH_ENGINE_LOCATION_BLOCKED" desc="The text of a link displayed when location permission for a particular search engine is blocked.">
         Location is blocked
       </message>
       <message name="IDS_SEARCH_ENGINE_RECENTLY_VISITED" desc="Header for the list of recently visited search engines.">
         Recently visited
       </message>
 
-      <!-- Autofill preferences -->
+      <!-- Autofill and Payments preferences -->
       <message name="IDS_PREFS_AUTOFILL_AND_PAYMENTS" desc="Title of Autofill and payments settings prefrences. [CHAR-LIMIT=32]">
         Autofill and payments
       </message>      
       <message name="IDS_AUTOFILL_SWITCH" desc="Title for 'Autofill forms' switch preference, which controls whether personal data can be automatically filled into web page forms. [CHAR-LIMIT=32]">
         Autofill forms
       </message>
       <message name="IDS_AUTOFILL_PROFILES_TITLE" desc="Title of the preference to list profiles (which contain the user's name, address, etc) that can be automatically filled into web page forms. [CHAR-LIMIT=32]">
         Addresses
-      </message>       
+      </message>
+      <message name="IDS_PAYMENT_APPS_TITLE" desc="Title of the preference to list the payment apps on device.">
+        Payment apps
+      </message>
+      <message name="IDS_PAYMENT_NO_APPS_SUMMARY" desc="Summary of the preference to list the payment apps on device when no payments apps installed.">
+        No supported apps installed
+      </message>
+      <message name="IDS_PAYMENT_APPS_CONTROL_MESSAGE" desc="Message to explain what the user controls by toggling the switch of the payment app preference.">
+        On some websites, you can pay with supported payment apps. Choose which apps to use in Chrome.
+      </message>
       <message name="IDS_AUTOFILL_CREDIT_CARDS_TITLE" desc="Title of the preference to list the user's credit cards that can be automatically filled into web page forms. [CHAR-LIMIT=32]">
         Credit cards
       </message>
       <message name="IDS_AUTOFILL_CREATE_PROFILE" desc="Button that allows the user to create a new profile (which contains the user's name, address, etc) that will be automatically filled into web page forms. [CHAR-LIMIT=32]">
         Add address
       </message>
       <message name="IDS_AUTOFILL_EDIT_PROFILE" desc="Button that allows the user to edit a profile (which contains the user's name, address, etc) that can be automatically filled into web page forms. [CHAR-LIMIT=32]">
         Edit address
       </message>
       <message name="IDS_AUTOFILL_CREATE_CREDIT_CARD" desc="Button that allows the user to add a new credit card that will be automatically filled into web page forms. [CHAR-LIMIT=32]">
@@ skipping 2634 matching lines @@
       </message>
       <message name="IDS_KEYBOARD_SHORTCUT_CHROME_FEATURE_GROUP_HEADER" desc="A text label that appears above a list of shortcuts that are related to the Chrome app features. This group is part of several groups of keyboard shortcuts all shown in a dialog.">
         Google Chrome feature shortcuts
       </message>
       <message name="IDS_KEYBOARD_SHORTCUT_WEBPAGE_GROUP_HEADER" desc="A text label that appears above a list of shortcuts that are related to manipulation of the current tab window. This group is part of several groups of keyboard shortcuts all shown in a dialog.">
         Webpage shortcuts
       </message>
     </messages>
   </release>
 </grit>