Introduce kiosk.autolaunched feature session type

chrome/browser/chromeos/login/users/chrome_user_manager_impl.cc

Index: chrome/browser/chromeos/login/users/chrome_user_manager_impl.cc
diff --git a/chrome/browser/chromeos/login/users/chrome_user_manager_impl.cc b/chrome/browser/chromeos/login/users/chrome_user_manager_impl.cc
index 6c482879473b98aa8684c1dbc6b0a07c6ec0e1bb..a3f74088e0ce37f919008ae26c86c880d88010bc 100644
--- a/chrome/browser/chromeos/login/users/chrome_user_manager_impl.cc
+++ b/chrome/browser/chromeos/login/users/chrome_user_manager_impl.cc
@@ -76,7 +76,6 @@
 #include "components/user_manager/user_type.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/notification_service.h"
-#include "extensions/common/features/feature_session_type.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/chromeos/resources/grit/ui_chromeos_resources.h"
@@ -147,20 +146,6 @@ bool GetUserLockAttributes(const user_manager::User* user,
   return true;
 }
 
-extensions::FeatureSessionType GetFeatureSessionTypeForUser(
-    const user_manager::User* user) {
-  switch (user->GetType()) {
-    case user_manager::USER_TYPE_REGULAR:
-    case user_manager::USER_TYPE_CHILD:
-      return extensions::FeatureSessionType::REGULAR;
-    case user_manager::USER_TYPE_KIOSK_APP:
-      return extensions::FeatureSessionType::KIOSK;
-    default:
-      // The rest of user types is not used by extensions features.
-      return extensions::FeatureSessionType::UNKNOWN;
-  }
-}
-
 }  // namespace
 
 // static
@@ -1270,11 +1255,6 @@ void ChromeUserManagerImpl::UpdateLoginState(
     bool is_current_user_owner) const {
   chrome_user_manager_util::UpdateLoginState(active_user, primary_user,
                                              is_current_user_owner);
-  // If a user is logged in, update session type as seen by extensions system.
-  if (active_user) {
-    extensions::SetCurrentFeatureSessionType(
-        GetFeatureSessionTypeForUser(active_user));
-  }
 }
 
 bool ChromeUserManagerImpl::GetPlatformKnownUserId(