Send IPC from renderer to browser on each Autocheckout page completion

components/autofill/content/browser/autocheckout_manager.h

Index: components/autofill/content/browser/autocheckout_manager.h
diff --git a/components/autofill/content/browser/autocheckout_manager.h b/components/autofill/content/browser/autocheckout_manager.h
index e28304789084cb331506dad5f3208ad43492d229..602c00ca3adf5578b512226b36bd79c23196640d 100644
--- a/components/autofill/content/browser/autocheckout_manager.h
+++ b/components/autofill/content/browser/autocheckout_manager.h
@@ -49,9 +49,9 @@ class AutocheckoutManager {
   // gathered from the requestAutocomplete dialog.
   void FillForms();
 
-  // Called when clicking a proceed element in an Autocheckout flow fails.
-  // |status| is the reason for the failure.
-  void OnClickFailed(AutocheckoutStatus status);
+  // Called to signal a page is completed in renderer in the Autocheckout flow.
+  // |status| is the reason for the failure, it is |SUCCESS| if no errors.
+  void OnAutocheckoutPageCompleted(AutocheckoutStatus status);
 
   // Sets |page_meta_data_| with the meta data for the current page.
   void OnLoadedPageMetaData(
@@ -128,6 +128,9 @@ class AutocheckoutManager {
   // towards |page_number|.
   void RecordTimeTaken(int page_number);
 
+  // Terminate the Autocheckout flow and send Autocheckout status.
+  void EndAutocheckout(AutocheckoutStatus status);
+
   AutofillManager* autofill_manager_;  // WEAK; owns us
 
   // Credit card verification code.