Disabled ARC for ephemeral users.

components/user_manager/user_manager_base.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "components/user_manager/user_manager_base.h"
 
 #include <stddef.h>
 #include <set>
 #include <utility>
 
@@ skipping 520 matching lines @@
   DCHECK(task_runner_->RunsTasksOnCurrentThread());
   return is_current_user_new_;
 }
 
 bool UserManagerBase::IsCurrentUserNonCryptohomeDataEphemeral() const {
   DCHECK(task_runner_->RunsTasksOnCurrentThread());
   return IsUserLoggedIn() &&
          IsUserNonCryptohomeDataEphemeral(GetLoggedInUser()->GetAccountId());
 }
 
+bool UserManagerBase::IsCurrentUserCryptohomeDataEphemeral() const {
+  DCHECK(task_runner_->RunsTasksOnCurrentThread());
+  return IsUserLoggedIn() &&
+         IsUserCryptohomeDataEphemeral(GetActiveUser()->GetAccountId());
+}
+
 bool UserManagerBase::CanCurrentUserLock() const {
   DCHECK(task_runner_->RunsTasksOnCurrentThread());
   return IsUserLoggedIn() && active_user_->can_lock();
 }
 
 bool UserManagerBase::IsUserLoggedIn() const {
   DCHECK(task_runner_->RunsTasksOnCurrentThread());
   return active_user_;
 }
 
@@ skipping 63 matching lines @@
   }
 
   // Data belonging to any other user is ephemeral when:
   // a) Going through the regular login flow and the ephemeral users policy is
   //    enabled.
   //    - or -
   // b) The browser is restarting after a crash.
   return AreEphemeralUsersEnabled() || HasBrowserRestarted();
 }
 
+bool UserManagerBase::IsUserCryptohomeDataEphemeral(
+    const AccountId& account_id) const {
+  // Don't consider stub users data as ephemeral.
+  if (IsStubAccountId(account_id))
+    return false;
+
+  // Data belonging to the guest and demo users is always ephemeral.
+  if (IsGuestAccountId(account_id) || IsDemoApp(account_id))
+    return true;
+
+  // Data belonging to the public accounts is always ephemeral.
+  const User* user = FindUser(account_id);
+  if (user && user->GetType() == USER_TYPE_PUBLIC_ACCOUNT)
+    return true;
+
+  // Ephemeral users.
+  if (user && user->GetType() == USER_TYPE_REGULAR &&
+      FindUserInList(account_id) == nullptr) {
+    return true;
+  }
+
+  return false;
+}
+
 void UserManagerBase::AddObserver(UserManager::Observer* obs) {
   DCHECK(task_runner_->RunsTasksOnCurrentThread());
   observer_list_.AddObserver(obs);
 }
 
 void UserManagerBase::RemoveObserver(UserManager::Observer* obs) {
   DCHECK(task_runner_->RunsTasksOnCurrentThread());
   observer_list_.RemoveObserver(obs);
 }
 
@@ skipping 409 matching lines @@
 }
 
 void UserManagerBase::DeleteUser(User* user) {
   const bool is_active_user = (user == active_user_);
   delete user;
   if (is_active_user)
     active_user_ = nullptr;
 }
 
 }  // namespace user_manager