chrome: Cleanup class/struct forward declarations

chrome/browser/safe_browsing/incident_reporting/incident_reporting_service.h

 // 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.
 
 #ifndef CHROME_BROWSER_SAFE_BROWSING_INCIDENT_REPORTING_INCIDENT_REPORTING_SERVICE_H_
 #define CHROME_BROWSER_SAFE_BROWSING_INCIDENT_REPORTING_INCIDENT_REPORTING_SERVICE_H_
 
 #include <stdint.h>
 
 #include <map>
@@ skipping 37 matching lines @@
 
 #if !defined(GOOGLE_CHROME_BUILD)
 extern const base::Feature kIncidentReportingDisableUpload;
 #endif
 
 class ClientDownloadRequest;
 class ClientIncidentReport;
 class ClientIncidentReport_DownloadDetails;
 class ClientIncidentReport_EnvironmentData;
 class ClientIncidentReport_ExtensionData;
-class ClientIncidentReport_IncidentData;
 class Incident;
 class IncidentReceiver;
 class SafeBrowsingDatabaseManager;
 class SafeBrowsingService;
 
 // A class that manages the collection of incidents and submission of incident
 // reports to the safe browsing client-side detection service. The service
 // begins operation when an incident is reported via the AddIncident method.
 // Incidents reported from a profile that is loading are held until the profile
 // is fully created. Incidents originating from profiles that do not participate
@@ skipping 292 matching lines @@
   // that are posted during normal processing (e.g., environment collection,
   // safe browsing database checks, and report uploads).
   base::WeakPtrFactory<IncidentReportingService> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(IncidentReportingService);
 };
 
 }  // namespace safe_browsing
 
 #endif  // CHROME_BROWSER_SAFE_BROWSING_INCIDENT_REPORTING_INCIDENT_REPORTING_SERVICE_H_