Introduce profile for lock screen apps

chrome/browser/profiles/profile_impl.cc

 // Copyright (c) 2012 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/profiles/profile_impl.h"
 
 #include <stddef.h>
 
 #include <memory>
 #include <utility>
@@ skipping 417 matching lines @@
       io_data_(this),
       last_session_exit_type_(EXIT_NORMAL),
       start_time_(Time::Now()),
       delegate_(delegate),
       predictor_(NULL) {
   TRACE_EVENT0("browser,startup", "ProfileImpl::ctor")
   DCHECK(!path.empty()) << "Using an empty path will attempt to write " <<
                             "profile files to the root directory!";
 
 #if defined(OS_CHROMEOS)
-  if (!chromeos::ProfileHelper::IsSigninProfile(this)) {
+  if (!chromeos::ProfileHelper::IsSigninProfile(this) &&
+      !chromeos::ProfileHelper::IsLockScreenAppProfile(this)) {
     const user_manager::User* user =
         chromeos::ProfileHelper::Get()->GetUserByProfile(this);
     // A |User| instance should always exist for a profile which is not the
     // initial or the sign-in profile.

[emaxx, 2017/06/23 16:16:30]

nit: Update the comment too?

[tbarzic, 2017/06/23 17:18:40]

Done.

     CHECK(user);
     LOG_IF(FATAL,
            !session_manager::SessionManager::Get()->HasSessionForAccountId(
                user->GetAccountId()))
         << "Attempting to construct the profile before starting the user "
            "session";
   }
 #endif
 
 #if BUILDFLAG(ENABLE_SESSION_SERVICE)
@@ skipping 233 matching lines @@
 
   // The DomDistillerViewerSource is not a normal WebUI so it must be registered
   // as a URLDataSource early.
   dom_distiller::RegisterViewerSource(this);
 
 #if defined(OS_CHROMEOS)
   // Finished profile initialization - let the UserManager know so it can
   // mark the session as initialized. Need to do this before we restart below
   // so we don't get in a weird state where we restart before the session is
   // marked as initialized and so try to initialize it again.
-  if (!chromeos::ProfileHelper::IsSigninProfile(this)) {
+  if (!chromeos::ProfileHelper::IsSigninProfile(this) &&
+      !chromeos::ProfileHelper::IsLockScreenAppProfile(this)) {
     chromeos::ProfileHelper* profile_helper = chromeos::ProfileHelper::Get();
     user_manager::UserManager::Get()->OnProfileInitialized(
         profile_helper->GetUserByProfile(this));
   }
 
   if (chromeos::UserSessionManager::GetInstance()
           ->RestartToApplyPerSessionFlagsIfNeed(this, true)) {
     return;
   }
 #endif
@@ skipping 707 matching lines @@
       BrowserThread::GetTaskRunnerForThread(BrowserThread::IO));
 }
 
 std::unique_ptr<service_manager::Service> ProfileImpl::CreateIdentityService() {
   SigninManagerBase* signin_manager = SigninManagerFactory::GetForProfile(this);
   ProfileOAuth2TokenService* token_service =
       ProfileOAuth2TokenServiceFactory::GetForProfile(this);
   return base::MakeUnique<identity::IdentityService>(signin_manager,
                                                      token_service);
 }