Fix Check failure in ProfileManager when force-sign-in is enabled and last used profile is supervis…

components/signin/core/browser/signin_manager.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/signin/core/browser/signin_manager.h"
 
 #include <string>
 #include <vector>
 
 #include "base/metrics/histogram_macros.h"
@@ skipping 251 matching lines @@
     SignOut(signin_metrics::GOOGLE_SERVICE_NAME_PATTERN_CHANGED,
             signin_metrics::SignoutDelete::IGNORE_METRIC);
   }
 }
 
 bool SigninManager::IsSigninAllowed() const {
   return signin_allowed_.GetValue();
 }
 
 void SigninManager::OnSigninAllowedPrefChanged() {
-  if (!IsSigninAllowed())
+  if (!IsSigninAllowed() && (IsAuthenticated() || AuthInProgress()))
     SignOut(signin_metrics::SIGNOUT_PREF_CHANGED,
             signin_metrics::SignoutDelete::IGNORE_METRIC);
 }
 
 // static
 bool SigninManager::IsUsernameAllowedByPolicy(const std::string& username,
                                               const std::string& policy) {
   if (policy.empty())
     return true;
 
@@ skipping 141 matching lines @@
     account_tracker_service()->SetMigrationDone();
     token_service_->RemoveObserver(this);
   }
 }
 
 void SigninManager::ProhibitSignout(bool prohibit_signout) {
   prohibit_signout_ = prohibit_signout;
 }
 
 bool SigninManager::IsSignoutProhibited() const { return prohibit_signout_; }