Implement restart on Idle for Kiosk Mode.

chrome/browser/chromeos/chrome_browser_main_chromeos.cc

Index: chrome/browser/chromeos/chrome_browser_main_chromeos.cc
diff --git a/chrome/browser/chromeos/chrome_browser_main_chromeos.cc b/chrome/browser/chromeos/chrome_browser_main_chromeos.cc
index 00681a314bc127328f3f0cb7885cc90a475624bc..dea47c74aff626a9c04e9fb3946504fecfced846 100644
--- a/chrome/browser/chromeos/chrome_browser_main_chromeos.cc
+++ b/chrome/browser/chromeos/chrome_browser_main_chromeos.cc
@@ -25,6 +25,7 @@
 #include "chrome/browser/chromeos/external_metrics.h"
 #include "chrome/browser/chromeos/input_method/input_method_manager.h"
 #include "chrome/browser/chromeos/input_method/xkeyboard.h"
+#include "chrome/browser/chromeos/kiosk_mode/kiosk_mode_screen_locker.h"
 #include "chrome/browser/chromeos/login/authenticator.h"
 #include "chrome/browser/chromeos/login/login_utils.h"
 #include "chrome/browser/chromeos/login/ownership_service.h"
@@ -359,7 +360,11 @@ void ChromeBrowserMainPartsChromeos::PreProfileInit() {
 
   // Initialize the screen locker now so that it can receive
   // LOGIN_USER_CHANGED notification from UserManager.
-  chromeos::ScreenLocker::InitClass();
+  if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kEnableKioskMode)) {
+    chromeos::KioskModeScreenLocker::InitClass();
+  } else {
+    chromeos::ScreenLocker::InitClass();
+  }
 
   // This forces the ProfileManager to be created and register for the
   // notification it needs to track the logged in user.