Inline sign in extracts gaia id from HTTP header and seeds account tracker

chrome/browser/ui/webui/chromeos/login/signin_screen_handler.cc

Index: chrome/browser/ui/webui/chromeos/login/signin_screen_handler.cc
diff --git a/chrome/browser/ui/webui/chromeos/login/signin_screen_handler.cc b/chrome/browser/ui/webui/chromeos/login/signin_screen_handler.cc
index ebeeafe5c6670aa6d8f7b7f29587b73fad4ed7de..e183759a6d688bd86f647884a8a95f6bfc981748 100644
--- a/chrome/browser/ui/webui/chromeos/login/signin_screen_handler.cc
+++ b/chrome/browser/ui/webui/chromeos/login/signin_screen_handler.cc
@@ -1072,8 +1072,10 @@ void SigninScreenHandler::UpdateAddButtonStatus() {
          AllWhitelistedUsersPresent());
 }
 
-void SigninScreenHandler::HandleAuthenticateUser(const std::string& username,
-                                                 const std::string& password) {
+void SigninScreenHandler::HandleAuthenticateUser(
+    const std::string& gaia_id,
+    const std::string& username,
+    const std::string& password) {
   if (!delegate_)
     return;
   UserContext user_context(username);