Removed unused ScreenObserver::OnSetUsernamePassword() method.

chrome/browser/chromeos/login/wizard_controller.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/wizard_controller.h"
 
 #include <signal.h>
 #include <stdlib.h>
 #include <sys/types.h>
 
@@ skipping 1001 matching lines @@
       OnHostPairingFinished();
       break;
     case DEVICE_NOT_DISABLED:
       OnDeviceNotDisabled();
       break;
     default:
       NOTREACHED();
   }
 }
 
-void WizardController::OnSetUserNamePassword(const std::string& username,
-                                             const std::string& password) {
-  username_ = username;
-  password_ = password;
-}
-
 void WizardController::ShowErrorScreen() {
   VLOG(1) << "Showing error screen.";
   SetCurrentScreen(GetScreen(kErrorScreenName));
 }
 
 void WizardController::HideErrorScreen(BaseScreen* parent_screen) {
   DCHECK(parent_screen);
   VLOG(1) << "Hiding error screen.";
   SetCurrentScreen(parent_screen);
 }
@@ skipping 264 matching lines @@
   if (accepted_eula) // Always true.
     StartupUtils::MarkEulaAccepted();
   SetUsageStatisticsReporting(send_reports);
   NetworkScreenActor* network_actor = oobe_display_->GetNetworkScreenActor();
   network_actor->SetApplicationLocale(lang);
   network_actor->SetTimezone(timezone);
   network_actor->SetInputMethod(keyboard_layout);
 }
 
 }  // namespace chromeos