Tame the proliferation of UserContext constructors

chrome/browser/chromeos/login/lock/screen_locker.cc

Index: chrome/browser/chromeos/login/lock/screen_locker.cc
diff --git a/chrome/browser/chromeos/login/lock/screen_locker.cc b/chrome/browser/chromeos/login/lock/screen_locker.cc
index 6e012e9b91a4a230f687878c52d87600cd8621cd..6a5152df51289d77d7c880c83460652c09065efc 100644
--- a/chrome/browser/chromeos/login/lock/screen_locker.cc
+++ b/chrome/browser/chromeos/login/lock/screen_locker.cc
@@ -268,12 +268,7 @@ void ScreenLocker::UnlockOnLoginSuccess() {
 
   if (login_status_consumer_) {
     login_status_consumer_->OnLoginSuccess(
-        UserContext(authentication_capture_->user_context.GetUserID(),
-                    authentication_capture_->user_context.GetPassword(),
-                    authentication_capture_->user_context.GetAuthCode(),
-                    authentication_capture_->user_context.GetUserIDHash(),
-                    authentication_capture_->user_context.IsUsingOAuth(),
-                    authentication_capture_->user_context.GetAuthFlow()));
+        authentication_capture_->user_context);
   }
   authentication_capture_.reset();
   weak_factory_.InvalidateWeakPtrs();