cros: Clean up SessionStateDelegate refs in Chrome

chrome/browser/ui/webui/options/chromeos/core_chromeos_options_handler.cc

Index: chrome/browser/ui/webui/options/chromeos/core_chromeos_options_handler.cc
diff --git a/chrome/browser/ui/webui/options/chromeos/core_chromeos_options_handler.cc b/chrome/browser/ui/webui/options/chromeos/core_chromeos_options_handler.cc
index 691bec88f20590fde7bb08f81a45f5b0c70f09ff..1133bfc3e10b2a18f6922bf601b6f41767c4ef65 100644
--- a/chrome/browser/ui/webui/options/chromeos/core_chromeos_options_handler.cc
+++ b/chrome/browser/ui/webui/options/chromeos/core_chromeos_options_handler.cc
@@ -8,8 +8,6 @@
 #include <string>
 #include <utility>
 
-#include "ash/common/session/session_state_delegate.h"
-#include "ash/common/wm_shell.h"
 #include "base/bind.h"
 #include "base/location.h"
 #include "base/macros.h"
@@ -29,6 +27,7 @@
 #include "chrome/browser/chromeos/proxy_cros_settings_parser.h"
 #include "chrome/browser/chromeos/settings/cros_settings.h"
 #include "chrome/browser/profiles/profile.h"
+#include "chrome/browser/ui/ash/session_controller_client.h"
 #include "chrome/browser/ui/webui/chromeos/ui_account_tweaks.h"
 #include "chrome/browser/ui/webui/options/chromeos/accounts_options_handler.h"
 #include "chrome/common/pref_names.h"
@@ -295,10 +294,8 @@ base::Value* CoreChromeOSOptionsHandler::CreateValueForPref(
     const PrefService::Preference* pref =
         user_prefs->FindPreference(prefs::kEnableAutoScreenLock);
 
-    ash::SessionStateDelegate* delegate =
-        ash::WmShell::Get()->GetSessionStateDelegate();
     if (pref && pref->IsUserModifiable() &&
-        delegate->ShouldLockScreenAutomatically()) {
+        SessionControllerClient::ShouldLockScreenAutomatically()) {
       bool screen_lock = false;
       bool success = pref->GetValue()->GetAsBoolean(&screen_lock);
       DCHECK(success);