Added UI to enable debugging features on CrOS

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

 // Copyright (c) 2013 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/ui/webui/chromeos/login/signin_screen_handler.h"
 
 #include <algorithm>
 #include <vector>
 
 #include "base/bind.h"
@@ skipping 731 matching lines @@
   AddCallback("launchPublicSession",
               &SigninScreenHandler::HandleLaunchPublicSession);
   AddRawCallback("offlineLogin", &SigninScreenHandler::HandleOfflineLogin);
   AddCallback("rebootSystem", &SigninScreenHandler::HandleRebootSystem);
   AddRawCallback("showAddUser", &SigninScreenHandler::HandleShowAddUser);
   AddCallback("shutdownSystem", &SigninScreenHandler::HandleShutdownSystem);
   AddCallback("loadWallpaper", &SigninScreenHandler::HandleLoadWallpaper);
   AddCallback("removeUser", &SigninScreenHandler::HandleRemoveUser);
   AddCallback("toggleEnrollmentScreen",
               &SigninScreenHandler::HandleToggleEnrollmentScreen);
+  AddCallback("toggleEnableDebuggingScreen",
+              &SigninScreenHandler::HandleToggleEnableDebuggingScreen);
   AddCallback("switchToEmbeddedSignin",
               &SigninScreenHandler::HandleSwitchToEmbeddedSignin);
   AddCallback("toggleKioskEnableScreen",
               &SigninScreenHandler::HandleToggleKioskEnableScreen);
   AddCallback("createAccount", &SigninScreenHandler::HandleCreateAccount);
   AddCallback("accountPickerReady",
               &SigninScreenHandler::HandleAccountPickerReady);
   AddCallback("wallpaperReady", &SigninScreenHandler::HandleWallpaperReady);
   AddCallback("signOutUser", &SigninScreenHandler::HandleSignOutUser);
   AddCallback("openProxySettings",
@@ skipping 426 matching lines @@
     args->GetString(0, &email);
   gaia_screen_handler_->PopulateEmail(email);
   OnShowAddUser();
 }
 
 void SigninScreenHandler::HandleToggleEnrollmentScreen() {
   if (delegate_)
     delegate_->ShowEnterpriseEnrollmentScreen();
 }
 
+void SigninScreenHandler::HandleToggleEnableDebuggingScreen() {
+  if (delegate_)
+    delegate_->ShowEnableDebuggingScreen();
+}
+
 void SigninScreenHandler::HandleToggleKioskEnableScreen() {
   policy::BrowserPolicyConnectorChromeOS* connector =
       g_browser_process->platform_part()->browser_policy_connector_chromeos();
   if (delegate_ &&
       !auto_enrollment_progress_subscription_ &&
       !connector->IsEnterpriseManaged() &&
       LoginDisplayHostImpl::default_host()) {
     AutoEnrollmentController* auto_enrollment_controller =
         LoginDisplayHostImpl::default_host()->GetAutoEnrollmentController();
     auto_enrollment_progress_subscription_ =
@@ skipping 23 matching lines @@
 
   if (delegate_ && !ScreenLocker::default_screen_locker() &&
       !chromeos::IsMachineHWIDCorrect() &&
       !oobe_ui_) {
     delegate_->ShowWrongHWIDScreen();
     return;
   }
 
   PrefService* prefs = g_browser_process->local_state();
   if (prefs->GetBoolean(prefs::kFactoryResetRequested)) {
-    if (core_oobe_actor_) {
+    if (core_oobe_actor_)
       core_oobe_actor_->ShowDeviceResetScreen();
-      return;
-    }
+
+    return;
+  } else if (prefs->GetBoolean(prefs::kDebuggingFeaturesRequested)) {
+    if (core_oobe_actor_)
+      core_oobe_actor_->ShowEnableDebuggingScreen();
+
+    return;
   }
 
   is_account_picker_showing_first_time_ = true;
   gaia_screen_handler_->MaybePreloadAuthExtension();
 
   if (ScreenLocker::default_screen_locker()) {
     ScreenLocker::default_screen_locker()->delegate()->OnLockWebUIReady();
   }
   ScreenlockBridge::Get()->SetLockHandler(this);
 
@@ skipping 347 matching lines @@
   return gaia_screen_handler_->frame_error();
 }
 
 void SigninScreenHandler::OnCapsLockChanged(bool enabled) {
   caps_lock_enabled_ = enabled;
   if (page_is_ready())
     CallJS("login.AccountPickerScreen.setCapsLockState", caps_lock_enabled_);
 }
 
 }  // namespace chromeos