Add Content-Type header to net::ReportSender reports

net/url_request/report_sender.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 "net/url_request/report_sender.h"
 
 #include <utility>
 
 #include "base/stl_util.h"
 #include "net/base/elements_upload_data_stream.h"
@@ skipping 14 matching lines @@
                            const ErrorCallback& error_callback)
     : request_context_(request_context),
       cookies_preference_(cookies_preference),
       error_callback_(error_callback) {}
 
 ReportSender::~ReportSender() {
   // Cancel all of the uncompleted requests.
   base::STLDeleteElements(&inflight_requests_);
 }
 
-void ReportSender::Send(const GURL& report_uri, const std::string& report) {
+void ReportSender::Send(const GURL& report_uri,
+                        const std::string& content_type,
+                        const std::string& report) {
   std::unique_ptr<URLRequest> url_request =
       request_context_->CreateRequest(report_uri, DEFAULT_PRIORITY, this);
 
   int load_flags =
       LOAD_BYPASS_CACHE | LOAD_DISABLE_CACHE | LOAD_DO_NOT_SEND_AUTH_DATA;
   if (cookies_preference_ != SEND_COOKIES) {
     load_flags |= LOAD_DO_NOT_SEND_COOKIES | LOAD_DO_NOT_SAVE_COOKIES;
   }
   url_request->SetLoadFlags(load_flags);
 
+  url_request->SetExtraRequestHeaderByName(HttpRequestHeaders::kContentType,
+                                           content_type, true);
+
   url_request->set_method("POST");
 
   std::unique_ptr<UploadElementReader> reader(
       UploadOwnedBytesElementReader::CreateWithString(report));
   url_request->set_upload(
       ElementsUploadDataStream::CreateWithReader(std::move(reader), 0));
 
   URLRequest* raw_url_request = url_request.get();
   inflight_requests_.insert(url_request.release());
   raw_url_request->Start();
@@ skipping 15 matching lines @@
   CHECK_GT(inflight_requests_.erase(request), 0u);
   // Clean up the request, which cancels it.
   delete request;
 }
 
 void ReportSender::OnReadCompleted(URLRequest* request, int bytes_read) {
   NOTREACHED();
 }
 
 }  // namespace net