Add Content-Type header to net::ReportSender reports

components/certificate_reporting/error_reporter.cc

 // Copyright 2015 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 "components/certificate_reporting/error_reporter.h"
 
 #include <stddef.h>
 
 #include <set>
 #include <utility>
@@ skipping 120 matching lines @@
       server_public_key_version_(server_public_key_version) {
   DCHECK(certificate_report_sender_);
   DCHECK(!upload_url.is_empty());
 }
 
 ErrorReporter::~ErrorReporter() {}
 
 void ErrorReporter::SendExtendedReportingReport(
     const std::string& serialized_report) {
   if (upload_url_.SchemeIsCryptographic()) {
-    certificate_report_sender_->Send(upload_url_, serialized_report);
+    certificate_report_sender_->Send(upload_url_, "application/octet-stream",
+                                     serialized_report);
   } else {
     EncryptedCertLoggerRequest encrypted_report;
     if (!EncryptSerializedReport(server_public_key_, server_public_key_version_,
                                  serialized_report, &encrypted_report)) {
       LOG(ERROR) << "Failed to encrypt serialized report.";
       return;
     }
     std::string serialized_encrypted_report;
     encrypted_report.SerializeToString(&serialized_encrypted_report);
-    certificate_report_sender_->Send(upload_url_, serialized_encrypted_report);
+    certificate_report_sender_->Send(upload_url_, "application/octet-stream",
+                                     serialized_encrypted_report);
   }
 }
 
 // Used only by tests.
 bool ErrorReporter::DecryptErrorReport(
     const uint8_t server_private_key[32],
     const EncryptedCertLoggerRequest& encrypted_report,
     std::string* decrypted_serialized_report) {
   crypto::Aead aead(crypto::Aead::AES_128_CTR_HMAC_SHA256);
   std::string key;
   if (!GetHkdfSubkeySecret(aead.KeyLength(), server_private_key,
                            reinterpret_cast<const uint8_t*>(
                                encrypted_report.client_public_key().data()),
                            &key)) {
     LOG(ERROR) << "Error getting subkey secret.";
     return false;
   }
   aead.Init(&key);
 
   // Use an all-zero nonce because the key is random per-message.
   std::string nonce(aead.NonceLength(), 0);
 
   return aead.Open(encrypted_report.encrypted_report(), nonce, std::string(),
                    decrypted_serialized_report);
 }
 
 }  // namespace certificate_reporting