Track whether a given user session has completed initialization, and use

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

 // Copyright 2015 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 "chrome/browser/chromeos/login/users/fake_chrome_user_manager.h"
 
 #include <set>
 
 #include "base/command_line.h"
 #include "base/memory/ptr_util.h"
@@ skipping 178 matching lines @@
       }
     }
   }
 }
 
 const AccountId& FakeChromeUserManager::GetOwnerAccountId() const {
   return owner_account_id_;
 }
 
 void FakeChromeUserManager::OnSessionStarted() {}
+void FakeChromeUserManager::OnSessionInitialized(user_manager::User* user) {

[emaxx, 2017/02/23 21:45:25]

nit: Add an empty line before?

[Andrew T Wilson (Slow), 2017/02/24 16:15:15]

Done.

+  user->set_session_initialized(true);
+}
 
 void FakeChromeUserManager::RemoveUser(
     const AccountId& account_id,
     user_manager::RemoveUserDelegate* delegate) {}
 
 void FakeChromeUserManager::RemoveUserFromList(const AccountId& account_id) {
   WallpaperManager::Get()->RemoveUserWallpaperInfo(account_id);
   chromeos::ProfileHelper::Get()->RemoveUserFromListForTesting(account_id);
 
   const user_manager::UserList::iterator it =
@@ skipping 417 matching lines @@
   if (active_account_id_.is_valid()) {
     for (const auto& user : users_) {
       if (user->GetAccountId() == active_account_id_)
         return user;
     }
   }
   return users_[0];
 }
 
 }  // namespace chromeos