Implements SendAutocheckoutStatus API calls for stats tracking.

chrome/browser/ui/autofill/autofill_dialog_controller_impl.h

Index: chrome/browser/ui/autofill/autofill_dialog_controller_impl.h
diff --git a/chrome/browser/ui/autofill/autofill_dialog_controller_impl.h b/chrome/browser/ui/autofill/autofill_dialog_controller_impl.h
index b19910f90c8d8e885239cb42d5aa1d61d99b2029..71c9c34a4a5f4f2e0940a0013afd7c9c42ed95a6 100644
--- a/chrome/browser/ui/autofill/autofill_dialog_controller_impl.h
+++ b/chrome/browser/ui/autofill/autofill_dialog_controller_impl.h
@@ -75,7 +75,8 @@ class AutofillDialogControllerImpl : public AutofillDialogController,
       const GURL& source_url,
       const AutofillMetrics& metric_logger,
       const DialogType dialog_type,
-      const base::Callback<void(const FormStructure*)>& callback);
+      const base::Callback<void(const FormStructure*,
+                                const std::string&)>& callback);
   virtual ~AutofillDialogControllerImpl();
 
   static void RegisterUserPrefs(PrefRegistrySyncable* registry);
@@ -182,7 +183,6 @@ class AutofillDialogControllerImpl : public AutofillDialogController,
       const std::string& instrument_id,
       const std::string& address_id,
       const std::vector<wallet::RequiredAction>& required_actions) OVERRIDE;
-  virtual void OnDidSendAutocheckoutStatus() OVERRIDE;
   virtual void OnDidUpdateAddress(
       const std::string& address_id,
       const std::vector<wallet::RequiredAction>& required_actions) OVERRIDE;
@@ -361,8 +361,9 @@ class AutofillDialogControllerImpl : public AutofillDialogController,
   // The SSL info from the invoking site.
   content::SSLStatus ssl_status_;
 
-  // The callback via which we return the collected data.
-  base::Callback<void(const FormStructure*)> callback_;
+  // The callback via which we return the collected data and, if Online Wallet
+  // was used, the Google transaction id.
+  base::Callback<void(const FormStructure*, const std::string&)> callback_;
 
   // The AccountChooserModel acts as the MenuModel for the account chooser,
   // and also tracks which data source the dialog is using.