Add device policy to disallow shutdown - WebUI modifications

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

Index: chrome/browser/ui/webui/chromeos/login/signin_screen_handler.cc
diff --git a/chrome/browser/ui/webui/chromeos/login/signin_screen_handler.cc b/chrome/browser/ui/webui/chromeos/login/signin_screen_handler.cc
index 001b49a91b3eed2e83186051687a2a5565cf94be..b532c2c98ce596cf5bfb672a46d1ef16319a8960 100644
--- a/chrome/browser/ui/webui/chromeos/login/signin_screen_handler.cc
+++ b/chrome/browser/ui/webui/chromeos/login/signin_screen_handler.cc
@@ -365,6 +365,7 @@ void SigninScreenHandler::DeclareLocalizedValues(
   builder->Add("signedIn", IDS_SCREEN_LOCK_ACTIVE_USER);
   builder->Add("signinButton", IDS_LOGIN_BUTTON);
   builder->Add("launchAppButton", IDS_LAUNCH_APP_BUTTON);
+  builder->Add("restart", IDS_RESTART_BUTTON);
   builder->Add("shutDown", IDS_SHUTDOWN_BUTTON);
   builder->Add("addUser", IDS_ADD_USER_BUTTON);
   builder->Add("browseAsGuest", IDS_GO_INCOGNITO_BUTTON);