Opt out of download feedback from settings

chrome/browser/safe_browsing/download_feedback_service.h

 // Copyright 2013 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_DOWNLOAD_FEEDBACK_SERVICE_H_
 #define CHROME_BROWSER_SAFE_BROWSING_DOWNLOAD_FEEDBACK_SERVICE_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 16 matching lines @@
 }
 
 namespace safe_browsing {
 
 class DownloadFeedback;
 
 // Tracks active DownloadFeedback objects, provides interface for storing ping
 // data for malicious downloads.
 class DownloadFeedbackService : public base::NonThreadSafe {
  public:
+  // Possible values for prefs::kSafeBrowsingDownloadReportingEnabled pref.
+  enum DownloadReportingStatus {
+    kDialogNotYetShown,
+    kDownloadReportingDisabled,
+    kDownloadReportingEnabled,
+    kMaxValue
+  };
+
   DownloadFeedbackService(net::URLRequestContextGetter* request_context_getter,
                           base::TaskRunner* file_task_runner);
   ~DownloadFeedbackService();
 
   // Stores the request and response ping data from the download check, if the
   // check result and file size are eligible. This must be called after a
   // download has been flagged as malicious in order for the download to be
   // enabled for uploading.
   static void MaybeStorePingsForDownload(
       DownloadProtectionService::DownloadCheckResult result,
@@ skipping 40 matching lines @@
   // items are pending.
   ScopedVector<DownloadFeedback> active_feedback_;
 
   base::WeakPtrFactory<DownloadFeedbackService> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(DownloadFeedbackService);
 };
 }  // namespace safe_browsing
 
 #endif  // CHROME_BROWSER_SAFE_BROWSING_DOWNLOAD_FEEDBACK_SERVICE_H_