Display error message when user try to open a locked supervised user profile when force-sign-in is …

chrome/browser/ui/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/ui/user_manager.h"
 
 #include "components/guest_view/browser/guest_view_manager.h"
 
 namespace {
 
 bool AddToSet(std::set<content::WebContents*>* content_set,
               content::WebContents* web_contents) {
   content_set->insert(web_contents);
   return false;
 }
 
 }  // namespace
 
-UserManager::BaseReauthDialogDelegate::BaseReauthDialogDelegate()
+UserManagerDialog::BaseDialogDelegate::BaseDialogDelegate()
     : guest_web_contents_(nullptr) {}
 
-bool UserManager::BaseReauthDialogDelegate::HandleContextMenu(
+bool UserManagerDialog::BaseDialogDelegate::HandleContextMenu(
     const content::ContextMenuParams& params) {
   // Ignores context menu.
   return true;
 }
 
-void UserManager::BaseReauthDialogDelegate::LoadingStateChanged(
-    content::WebContents* source, bool to_different_document) {
+void UserManagerDialog::BaseDialogDelegate::LoadingStateChanged(
+    content::WebContents* source,
+    bool to_different_document) {
   if (source->IsLoading() || guest_web_contents_)
     return;
 
   // Try to find the embedded WebView and manage its WebContents. The WebView
   // may not be found in the initial page load since it loads asynchronously.
   std::set<content::WebContents*> content_set;
   guest_view::GuestViewManager* manager =
       guest_view::GuestViewManager::FromBrowserContext(
           source->GetBrowserContext());
   if (manager)
     manager->ForEachGuest(source, base::Bind(&AddToSet, &content_set));
   DCHECK_LE(content_set.size(), 1U);
   if (!content_set.empty()) {
     guest_web_contents_ = *content_set.begin();
     guest_web_contents_->SetDelegate(this);
   }
 }