Remove unused CookiePreferences from report sender and never send cookies

chrome/browser/safe_browsing/mock_permission_report_sender.cc

 // 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.
 
 #include "base/run_loop.h"
 #include "chrome/browser/safe_browsing/mock_permission_report_sender.h"
 #include "content/public/browser/browser_thread.h"
 
 namespace safe_browsing {
 
 MockPermissionReportSender::MockPermissionReportSender()
-    : net::ReportSender(nullptr, DO_NOT_SEND_COOKIES),
-      number_of_reports_(0) {
+    : net::ReportSender(nullptr), number_of_reports_(0) {
   DCHECK(quit_closure_.is_null());
 }
 
 MockPermissionReportSender::~MockPermissionReportSender() {
 }
 
 void MockPermissionReportSender::Send(
     const GURL& report_uri,
     base::StringPiece content_type,
     base::StringPiece report,
@@ skipping 40 matching lines @@
   return latest_content_type_;
 }
 
 int MockPermissionReportSender::GetAndResetNumberOfReportsSent() {
   int new_reports = number_of_reports_;
   number_of_reports_ = 0;
   return new_reports;
 }
 
 }  // namespace safe_browsing