Add hooks to allow lock screen app pages in sign-in profile

chrome/browser/extensions/chrome_process_manager_delegate.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 "chrome/browser/extensions/chrome_process_manager_delegate.h"
 
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "build/build_config.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/extensions/extension_management.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_finder.h"
 #include "chrome/common/chrome_switches.h"
 #include "components/user_manager/user_manager.h"
 #include "content/public/browser/notification_service.h"
 #include "extensions/browser/extension_system.h"
 #include "extensions/browser/process_manager.h"
 #include "extensions/browser/process_manager_factory.h"
 #include "extensions/common/extension.h"
 #include "extensions/common/one_shot_event.h"
+#include "extensions/common/permissions/api_permission.h"
+#include "extensions/common/permissions/permissions_data.h"
 
 #if defined(OS_CHROMEOS)
 #include "chrome/browser/chromeos/profiles/profile_helper.h"
+#include "chromeos/chromeos_switches.h"
 #endif
 
 namespace extensions {
 
 ChromeProcessManagerDelegate::ChromeProcessManagerDelegate() {
   registrar_.Add(this,
                  chrome::NOTIFICATION_BROWSER_WINDOW_READY,
                  content::NotificationService::AllSources());
   registrar_.Add(this,
                  chrome::NOTIFICATION_PROFILE_CREATED,
@@ skipping 24 matching lines @@
     content::BrowserContext* context,
     const Extension& extension) const {
 #if defined(OS_CHROMEOS)
   Profile* profile = Profile::FromBrowserContext(context);
 
   const bool is_signin_profile =
       chromeos::ProfileHelper::IsSigninProfile(profile) &&
       !profile->IsOffTheRecord();
 
   if (is_signin_profile) {
+    if (base::CommandLine::ForCurrentProcess()->HasSwitch(
+            chromeos::switches::kEnableLockScreenApps) &&
+        extension.permissions_data()->HasAPIPermission(
+            APIPermission::kLockScreen)) {
+      return true;
+    }
+
     // Check for flag.
     if (base::CommandLine::ForCurrentProcess()->HasSwitch(
             switches::kDisableLoginScreenApps)) {
       return false;
     }
 
     // Get login screen apps installed by policy.
     std::unique_ptr<base::DictionaryValue> login_screen_apps_list =
         ExtensionManagementFactory::GetForBrowserContext(context)
             ->GetForceInstallList();
@@ skipping 115 matching lines @@
     ProcessManager* incognito_manager =
         ProcessManagerFactory::GetForBrowserContextIfExists(
             profile->GetOffTheRecordProfile());
     if (incognito_manager) {
       incognito_manager->CloseBackgroundHosts();
     }
   }
 }
 
 }  // namespace extensions