[rAc] Fetch username concurrently with fetching Wallet items.

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 c077b144f9245813bf5dd494fa5d1106e9e4c528..8f6d79534d819f5b075f4e9d31472ef0101ec190 100644
--- a/chrome/browser/ui/autofill/autofill_dialog_controller_impl.h
+++ b/chrome/browser/ui/autofill/autofill_dialog_controller_impl.h
@@ -561,6 +561,9 @@ class AutofillDialogControllerImpl : public AutofillDialogViewDelegate,
   // Called when the delay for enabling the submit button ends.
   void OnSubmitButtonDelayEnd();
 
+  // Initiates a fetch of the user's current Wallet cookie and Google username.
+  void FetchWalletCookieAndUserName();
+
   // The |profile| for |contents_|.
   Profile* const profile_;
 
@@ -585,10 +588,14 @@ class AutofillDialogControllerImpl : public AutofillDialogViewDelegate,
   // and also tracks which data source the dialog is using.
   AccountChooserModel account_chooser_model_;
 
-  // The sign-in helper to fetch the user info and perform passive sign-in.
-  // The helper is set only during fetch/sign-in, and NULL otherwise.
+  // The sign-in helper to fetch the user's Wallet cookie and to perform passive
+  // sign-in. The helper is set only during fetch/sign-in, and NULL otherwise.
   scoped_ptr<wallet::WalletSigninHelper> signin_helper_;
 
+  // The sign-in helper to fetch the user's human-readable username. The helper
+  // is set only while fetching the username, and NULL otherwise.
+  scoped_ptr<wallet::WalletSigninHelper> username_fetcher_;
+
   // A client to talk to the Online Wallet API.
   wallet::WalletClient wallet_client_;