Add the ability to show a demo app on OOBE if a machine is derelict.

chrome/browser/ui/startup/startup_browser_creator.cc

Index: chrome/browser/ui/startup/startup_browser_creator.cc
diff --git a/chrome/browser/ui/startup/startup_browser_creator.cc b/chrome/browser/ui/startup/startup_browser_creator.cc
index c5663e12484a50bbfeea08960ef0e2ddd6d953d1..5ac38d3c6fbd16b0bfc1808178b154b3eea90ad8 100644
--- a/chrome/browser/ui/startup/startup_browser_creator.cc
+++ b/chrome/browser/ui/startup/startup_browser_creator.cc
@@ -40,6 +40,7 @@
 #include "chrome/browser/extensions/unpacked_installer.h"
 #include "chrome/browser/first_run/first_run.h"
 #include "chrome/browser/google/google_util.h"
+#include "chrome/browser/lifetime/application_lifetime.h"
 #include "chrome/browser/notifications/desktop_notification_service.h"
 #include "chrome/browser/prefs/incognito_mode_prefs.h"
 #include "chrome/browser/prefs/session_startup_pref.h"
@@ -74,6 +75,7 @@
 #if defined(OS_CHROMEOS)
 #include "chrome/browser/chromeos/app_mode/app_launch_utils.h"
 #include "chrome/browser/chromeos/kiosk_mode/kiosk_mode_settings.h"
+#include "chrome/browser/chromeos/login/demo_mode/demo_app_launcher.h"
 #include "chrome/browser/chromeos/login/user_manager.h"
 #include "chrome/browser/chromeos/profiles/profile_helper.h"
 #include "chromeos/chromeos_switches.h"
@@ -616,6 +618,12 @@ bool StartupBrowserCreator::ProcessCmdLineImpl(
     // Skip browser launch since app mode launches its app window.
     silent_launch = true;
   }
+
+  if (chromeos::DemoAppLauncher::IsDemoAppSession(

[xiyuan, 2014/02/12 00:03:22]

nit: Add a comment to explain why we terminate session here.

[rkc, 2014/02/12 00:08:07]

Done.

+      command_line.GetSwitchValueASCII(chromeos::switches::kLoginUser))) {
+    chrome::AttemptUserExit();
+    return false;
+  }
 #endif
 
 #if defined(TOOLKIT_VIEWS) && defined(USE_X11)