[Autofill Assistant] Add another onboarding informational text based on intent.

This CL adds a new onboarding informational text for two new intents.

Bug: b/159783364
Change-Id: I95205c1e5f68d1f90f424f92a4e6719a3e11c0ba
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2263892
Commit-Queue: Marian Fechete <marianfe@google.com>
Reviewed-by: Clemens Arbesser <arbesser@google.com>
Cr-Commit-Position: refs/heads/master@{#781902}

chrome/android/features/autofill_assistant/java/src/org/chromium/chrome/browser/autofill_assistant/AssistantOnboardingCoordinator.java

@@ -43,6 +43,8 @@ class AssistantOnboardingCoordinator {
     private static final String FLIGHTS_INTENT = "FLIGHTS_CHECKIN";
     private static final String FOOD_ORDERING_INTENT = "FOOD_ORDERING";
     private static final String VOICE_SEARCH_INTENT = "TELEPORT";
+    private static final String SHOPPING_INTENT = "SHOPPING";
+    private static final String SHOPPING_ASSISTED_CHECKOUT_INTENT = "SHOPPING_ASSISTED_CHECKOUT";
     private static final String BUY_MOVIE_TICKETS_EXPERIMENT_ID = "4363482";
 
     private final String mExperimentIds;
@@ -235,6 +237,11 @@ class AssistantOnboardingCoordinator {
                 termsTextView.setText(R.string.autofill_assistant_init_message_short);
                 titleTextView.setText(R.string.autofill_assistant_init_message_rent_car);
                 break;
+            case SHOPPING_INTENT:
+            case SHOPPING_ASSISTED_CHECKOUT_INTENT:
+                termsTextView.setText(R.string.autofill_assistant_init_message_short);
+                titleTextView.setText(R.string.autofill_assistant_init_message_shopping);
+                break;
             case BUY_MOVIE_TICKETS_INTENT:
                 if (Arrays.asList(mExperimentIds.split(","))
                                 .contains(BUY_MOVIE_TICKETS_EXPERIMENT_ID)) {

chrome/android/features/autofill_assistant/java/strings/android_chrome_autofill_assistant_strings.grd

@@ -172,22 +172,25 @@
         I agree
       </message>
       <message name="IDS_AUTOFILL_ASSISTANT_INIT_TITLE" desc="The title of the onboarding screen.">
-        Try Google Assistant \n in Chrome
+        Try Google Assistant\nin Chrome
       </message>
       <message name="IDS_AUTOFILL_ASSISTANT_INIT_MESSAGE_RENT_CAR" desc="Onboarding message describing autofill assistant's capability for car rentals.">
-        Rent a car \n in just a few taps
+        Rent a car\nin just a few taps
       </message>
       <message name="IDS_AUTOFILL_ASSISTANT_INIT_MESSAGE_BUY_MOVIE_TICKETS" desc="Onboarding message describing autofill assistant's capability for movie tickets.">
-        Buy movie tickets \n in just a few taps
+        Buy movie tickets\nin just a few taps
       </message>
       <message name="IDS_AUTOFILL_ASSISTANT_INIT_MESSAGE_FOOD_ORDERING" desc="Onboarding message describing autofill assistant's capability for food ordering.">
-        Order food \n in just a few taps
+        Order food\nin just a few taps
       </message>
       <message name="IDS_AUTOFILL_ASSISTANT_INIT_MESSAGE_FLIGHTS_CHECKIN" desc="Onboarding message describing autofill assistant's capability for flights.">
-        Check in to your flight \n in just a few taps
+        Check in to your flight\nin just a few taps
       </message>
       <message name="IDS_AUTOFILL_ASSISTANT_INIT_MESSAGE_VOICE_SEARCH" desc="Onboarding message describing autofill assistant's capability for voice search.">
-        Try voice actions \n on websites
+        Try voice actions\non websites
+      </message>
+      <message name="IDS_AUTOFILL_ASSISTANT_INIT_MESSAGE_SHOPPING" desc="Onboarding message describing autofill assistant's capability for shopping.">
+        Buy things\nin just a few taps
       </message>
       <message name="IDS_AUTOFILL_ASSISTANT_INIT_MESSAGE" desc="Onboarding message describing autofill assistant's capability.">
         Google Assistant saves you time by helping you complete actions on the web, like search and checkout.