Allow explicitly whitelisted apps/extensions in public sessions

chrome/browser/extensions/extension_system.h

 // 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.
 
 #ifndef CHROME_BROWSER_EXTENSIONS_EXTENSION_SYSTEM_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_SYSTEM_H_
 
 #include <string>
 
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "chrome/common/extensions/extension_constants.h"
 #include "components/browser_context_keyed_service/browser_context_keyed_service.h"
 #include "extensions/common/one_shot_event.h"
 
 class ExtensionInfoMap;
 class ExtensionProcessManager;
 class ExtensionService;
 class Profile;
 
+#if defined(OS_CHROMEOS)
+namespace chromeos {
+class DeviceLocalAccountManagementPolicyProvider;
+}
+#endif  // defined(OS_CHROMEOS)
+
 namespace extensions {
 class Blacklist;
 class ErrorConsole;
 class EventRouter;
 class Extension;
 class ExtensionSystemSharedFactory;
 class ExtensionWarningBadgeService;
 class ExtensionWarningService;
 class LazyBackgroundTaskQueue;
 class ManagementPolicy;
@@ skipping 175 matching lines @@
         standard_management_policy_provider_;
     // ExtensionService depends on StateStore and Blacklist.
     scoped_ptr<ExtensionService> extension_service_;
     scoped_ptr<ManagementPolicy> management_policy_;
     // extension_info_map_ needs to outlive extension_process_manager_.
     scoped_refptr<ExtensionInfoMap> extension_info_map_;
     scoped_ptr<ExtensionWarningService> extension_warning_service_;
     scoped_ptr<ExtensionWarningBadgeService> extension_warning_badge_service_;
     scoped_ptr<ErrorConsole> error_console_;
 
+#if defined(OS_CHROMEOS)
+    scoped_ptr<chromeos::DeviceLocalAccountManagementPolicyProvider>
+        device_local_account_management_policy_provider_;
+#endif
+
     OneShotEvent ready_;
   };
 
   Profile* profile_;
 
   Shared* shared_;
 
   // |extension_process_manager_| must be destroyed before the Profile's
   // |io_data_|. While |extension_process_manager_| still lives, we handle
   // incoming resource requests from extension processes and those require
   // access to the ResourceContext owned by |io_data_|.
   scoped_ptr<ExtensionProcessManager> extension_process_manager_;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionSystemImpl);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_SYSTEM_H_