Add chrome.screenlockPrivate API functions to handle alternate auth types.

chrome/browser/chromeos/login/screen_locker.cc

 // Copyright (c) 2012 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/screen_locker.h"
 
 #include <string>
 #include <vector>
 
 #include "ash/ash_switches.h"
@@ skipping 244 matching lines @@
 }
 
 void ScreenLocker::Authenticate(const UserContext& user_context) {
   LOG_ASSERT(IsUserLoggedIn(user_context.username))
       << "Invalid user trying to unlock.";
 
   authentication_start_time_ = base::Time::Now();
   delegate_->SetInputEnabled(false);
   delegate_->OnAuthenticate();
 
-  // Send authentication request to app using chrome.screenlockPrivate API
+  // Send authentication request to chrome.screenlockPrivate API event router
   // if the authentication type is not the system password.
   LoginDisplay::AuthType auth_type = GetAuthType(user_context.username);
   if (auth_type != LoginDisplay::OFFLINE_PASSWORD) {
-    // Find the user that is authenticating.
     const User* unlock_user = NULL;
     for (UserList::const_iterator it = users_.begin();
          it != users_.end();
          ++it) {
       if ((*it)->email() == user_context.username) {
         unlock_user = *it;
         break;
       }
     }
     LOG_ASSERT(unlock_user);
 
-    // TODO(tengs): dispatch auth attempted event to the screenlockPrivate
-    // API's event router.
+    Profile* profile = UserManager::Get()->GetProfileByUser(unlock_user);
+         extensions::ScreenlockPrivateEventRouter* router =
+             extensions::ScreenlockPrivateEventRouter::GetFactoryInstance()
+                 ->GetForProfile(profile);
+    router->OnAuthAttempted(auth_type, user_context.password);
     return;
   }
 
   BrowserThread::PostTask(
       BrowserThread::UI, FROM_HERE,
       base::Bind(&Authenticator::AuthenticateToUnlock,
                  authenticator_.get(),
                  user_context));
 }
 
@@ skipping 230 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