Add extended reporting level in the update request

chrome/browser/safe_browsing/services_delegate_impl.h

 // Copyright 2016 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_SAFE_BROWSING_SERVICES_DELEGATE_IMPL_H_
 #define CHROME_BROWSER_SAFE_BROWSING_SERVICES_DELEGATE_IMPL_H_
 
 #include <memory>
 
 #include "base/macros.h"
@@ skipping 33 matching lines @@
       const DelayedAnalysisCallback& callback) override;
   void AddDownloadManager(content::DownloadManager* download_manager) override;
   ClientSideDetectionService* GetCsdService() override;
   DownloadProtectionService* GetDownloadService() override;
 
   void StartOnIOThread(
     net::URLRequestContextGetter* url_request_context_getter,
     const V4ProtocolConfig& v4_config) override;
   void StopOnIOThread(bool shutdown) override;
 
+  // Reports the current extended reporting level. Note that this is an
+  // estimation and may not always be correct. It is possible that the
+  // estimation finds both Scout and legacy extended reporting to be enabled.
+  // This can happen, for instance, if one profile has Scout enabled and another
+  // has legacy extended reporting enabled. In such a case, this method reports
+  // LEGACY as the current level.
+  ExtendedReportingLevel GetEstimatedExtendedReportingLevel() const;
+
   DownloadProtectionService* CreateDownloadProtectionService();
   IncidentReportingService* CreateIncidentReportingService();
   ResourceRequestDetector* CreateResourceRequestDetector();
 
   std::unique_ptr<ClientSideDetectionService> csd_service_;
   std::unique_ptr<DownloadProtectionService> download_service_;
   std::unique_ptr<IncidentReportingService> incident_service_;
   std::unique_ptr<ResourceRequestDetector> resource_request_detector_;
 
   SafeBrowsingService* const safe_browsing_service_;
   ServicesDelegate::ServicesCreator* const services_creator_;
 
   // The Pver4 local database manager handles the database and download logic
   // Accessed on both UI and IO thread.
   scoped_refptr<SafeBrowsingDatabaseManager> v4_local_database_manager_;
 
   DISALLOW_COPY_AND_ASSIGN(ServicesDelegateImpl);
 };
 
 }  // namespace safe_browsing
 
 #endif  // CHROME_BROWSER_SAFE_BROWSING_SERVICES_DELEGATE_IMPL_H_