Tame the proliferation of UserContext constructors

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

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/chromeos/login/lock/screen_locker.h"
 
 #include <string>
 #include <vector>
 
 #include "ash/ash_switches.h"
@@ skipping 250 matching lines @@
 void ScreenLocker::UnlockOnLoginSuccess() {
   DCHECK(base::MessageLoopForUI::IsCurrent());
   if (!authentication_capture_.get()) {
     LOG(WARNING) << "Call to UnlockOnLoginSuccess without previous " <<
       "authentication success.";
     return;
   }
 
   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();
 
   VLOG(1) << "Hiding the lock screen.";
   chromeos::ScreenLocker::Hide();
 }
 
 void ScreenLocker::Authenticate(const UserContext& user_context) {
   LOG_ASSERT(IsUserLoggedIn(user_context.GetUserID()))
@@ skipping 311 matching lines @@
 
 bool ScreenLocker::IsUserLoggedIn(const std::string& username) {
   for (UserList::const_iterator it = users_.begin(); it != users_.end(); ++it) {
     if ((*it)->email() == username)
       return true;
   }
   return false;
 }
 
 }  // namespace chromeos